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admin-builder.js

/* global wpforms_builder, wpf, jconfirm, wpforms_panel_switch, Choices, WPForms, WPFormsFormEmbedWizard, wpCookies, tinyMCE */

var WPFormsBuilder = window.WPFormsBuilder || ( function( document, window, $ ) {

var s,
		$builder,
		elements = {};

/**
	 * Whether to show the close confirmation dialog or not.
	 *
	 * @since 1.6.0
	 *
	 * @type {boolean}
	 */
	var closeConfirmation = true;

var app = {

settings: {
			spinner:          '<i class="wpforms-loading-spinner"></i>',
			spinnerInline:    '<i class="wpforms-loading-spinner wpforms-loading-inline"></i>',
			tinymceDefaults:  { tinymce: { toolbar1: 'bold,italic,underline,blockquote,strikethrough,bullist,numlist,alignleft,aligncenter,alignright,undo,redo,link' }, quicktags: true },
			pagebreakTop:     false,
			pagebreakBottom:  false,
			upload_img_modal: false,
		},

/**
		 * Start the engine.
		 *
		 * @since 1.0.0
		 */
		init: function() {

var that = this;

wpforms_panel_switch = true;
			s = this.settings;

// Document ready.
			$( app.ready );

// Page load.
			$( window ).on( 'load', function() {

// In the case of jQuery 3.+, we need to wait for a ready event first.
				if ( typeof $.ready.then === 'function' ) {
					$.ready.then( app.load );
				} else {
					app.load();
				}
			} );

$( window ).on( 'beforeunload', function() {
				if ( ! that.formIsSaved() && closeConfirmation ) {
					return wpforms_builder.are_you_sure_to_close;
				}
			} );
		},

/**
		 * Page load.
		 *
		 * @since 1.0.0
		 */
		load: function() {

app.hideLoadingOverlay();

// Maybe display informational modal.
			if ( wpforms_builder.template_modal_display == '1' && 'fields' === wpf.getQueryString('view') ) {
				$.alert( {
					title: wpforms_builder.template_modal_title,
					content: wpforms_builder.template_modal_msg,
					icon: 'fa fa-info-circle',
					type: 'blue',
					buttons: {
						confirm: {
							text: wpforms_builder.close,
							btnClass: 'btn-confirm',
							keys: [ 'enter' ],
						},
					},
				} );
			}
		},

/**
		 * Document ready.
		 *
		 * @since 1.0.0
		 */
		ready: function() {

if ( app.isVisitedViaBackButton() ) {
				location.reload();

return;
			}

// Cache builder element.
			$builder = $( '#wpforms-builder' );

// Cache other elements.
			elements.$fieldOptions       = $( '#wpforms-field-options' );
			elements.$sortableFieldsWrap = $( '.wpforms-field-wrap' );
			elements.$noFieldsOptions    = $( '.wpforms-no-fields-holder .no-fields' );
			elements.$noFieldsPreview    = $( '.wpforms-no-fields-holder .no-fields-preview' );

// Remove Embed button if builder opened in popup.
			if ( app.isBuilderInPopup() ) {
				$( '#wpforms-embed' ).remove();
				$( '#wpforms-preview-btn' ).addClass( 'wpforms-alone' );
			}

app.loadMsWinCSS();

// Bind all actions.
			app.bindUIActions();

// Trigger initial save for new forms.
			var newForm = wpf.getQueryString( 'newform' );
			if ( newForm ) {
				app.formSave( false );
			}

// Setup/cache some vars not available before
			s.formID = $( '#wpforms-builder-form' ).data( 'id' );
			s.pagebreakTop = $( '.wpforms-pagebreak-top' ).length;
			s.pagebreakBottom = $( '.wpforms-pagebreak-bottom' ).length;

// Disable implicit submission for every form inside the builder.
			// All form values are managed by JS and should not be submitted by pressing Enter.
			$builder.on( 'keypress', '#wpforms-builder-form :input:not(textarea)', function( e ) {
				if ( e.keyCode === 13 ) {
					e.preventDefault();
				}
			} );

// If there is a section configured, display it.
			// Otherwise we show the first panel by default.
			$( '.wpforms-panel' ).each( function( index, el ) {
				var $this = $( this ),
					$configured = $this.find( '.wpforms-panel-sidebar-section.configured' ).first();

if ( $configured.length ) {
					var section = $configured.data( 'section' );
					$configured.addClass( 'active' );
					$this.find( '.wpforms-panel-content-section-' + section ).show().addClass( 'active' );
					$this.find( '.wpforms-panel-content-section-default' ).hide();
				} else {
					$this.find( '.wpforms-panel-content-section:first-of-type' ).show().addClass( 'active' );
					$this.find( '.wpforms-panel-sidebar-section:first-of-type' ).addClass( 'active' );
				}
			} );

app.loadEntryPreviewFields();

// Drag and drop sortable elements.
			app.fieldSortable();
			app.fieldChoiceSortable( 'select' );
			app.fieldChoiceSortable( 'radio' );
			app.fieldChoiceSortable( 'checkbox' );
			app.fieldChoiceSortable( 'payment-multiple' );
			app.fieldChoiceSortable( 'payment-checkbox' );
			app.fieldChoiceSortable( 'payment-select' );

// Load match heights.
			$( '.wpforms-setup-templates.core .wpforms-template-inner' ).matchHeight( {
				byRow: false,
			} );
			$( '.wpforms-setup-templates.additional .wpforms-template-inner' ).matchHeight( {
				byRow: false,
			} );

// Set field group visibility.
			$( '.wpforms-add-fields-group' ).each( function( index, el ) {
				app.fieldGroupToggle( $( this ), 'load' );
			} );

app.registerTemplates();

// Trim long form titles.
			app.trimFormTitle();

// Load Tooltips.
			wpf.initTooltips();

// Load Color Pickers.
			app.loadColorPickers();

// Hide/Show CAPTCHA in form.
			app.captchaToggle();

// Confirmations initial setup
			app.confirmationsSetup();

// Notification settings.
			app.notificationToggle();
			app.notificationsByStatusAlerts();

// Secret builder hotkeys.
			app.builderHotkeys();

// Clone form title to setup page.
			$( '#wpforms-setup-name' ).val( $( '#wpforms-panel-field-settings-form_title' ).val() );

// jquery-confirm defaults.
			jconfirm.defaults = {
				closeIcon: false,
				backgroundDismiss: false,
				escapeKey: true,
				animationBounce: 1,
				useBootstrap: false,
				theme: 'modern',
				boxWidth: '400px',
				animateFromElement: false,
			};

app.dropdownField.init();

app.initSomeFieldOptions();

app.dismissNotice();
		},

/**
		 * Load Microsoft Windows specific stylesheet.
		 *
		 * @since 1.6.8
		 */
		loadMsWinCSS: function() {

var ua = navigator.userAgent;

// Detect OS & browsers.
			if (
				ua.indexOf( 'Windows' ) < 0 || (
					ua.indexOf( 'Chrome' ) < 0 &&
					ua.indexOf( 'Firefox' ) < 0
				)
			) {
				return;
			}

$( '<link>' )
				.appendTo( 'head' )
				.attr( {
					type: 'text/css',
					rel: 'stylesheet',
					href: wpforms_builder.ms_win_css_url,
				} );
		},

/**
		 * Builder was visited via back button in browser.
		 *
		 * @since 1.6.5
		 *
		 * @returns {boolean} True if the builder was visited via back button in browser.
		 */
		isVisitedViaBackButton: function() {

if ( ! performance ) {
				return false;
			}

var isVisitedViaBackButton = false;

performance.getEntriesByType( 'navigation' ).forEach( function( nav ) {

if ( nav.type === 'back_forward' ) {
					isVisitedViaBackButton = true;
				}
			} );

return isVisitedViaBackButton;
		},

/**
		 * Remove loading overlay.
		 *
		 * @since 1.6.8
		 */
		hideLoadingOverlay: function() {

var $overlay = $( '#wpforms-builder-overlay' );

$overlay.addClass( 'fade-out' );
			setTimeout( function() {

$overlay.hide();

}, 250 );
		},

/**
		 * Show loading overlay.
		 *
		 * @since 1.6.8
		 */
		showLoadingOverlay: function() {

var $overlay = $( '#wpforms-builder-overlay' );

$overlay.removeClass( 'fade-out' );
			$overlay.show();
		},

/**
		 * Initialize some fields options controls.
		 *
		 * @since 1.6.3
		 */
		initSomeFieldOptions: function() {

// Show a toggled options groups.
			app.toggleAllOptionGroups( $builder );

// Date/Time field Date type option.
			$builder.find( '.wpforms-field-option-row-date .type select' ).trigger( 'change' );
		},

/**
		 * Dropdown field component.
		 *
		 * @since 1.6.1
		 */
		dropdownField: {

/**
			 * Field configuration.
			 *
			 * @since 1.6.1
			 */
			config: {
				modernClass: 'choicesjs-select',
				args: {
					searchEnabled: false,
					searchChoices: false,
					renderChoiceLimit : 1,
					shouldSort: false,
					callbackOnInit: function() {

var $element = $( this.containerOuter.element ),
							$previewSelect = $element.closest( '.wpforms-field' ).find( 'select' );

// Turn off disabled styles.
						if ( $element.hasClass( 'is-disabled' ) ) {
							$element.removeClass( 'is-disabled' );
						}

// Disable instances on the preview panel.
						if ( $previewSelect.is( '[readonly]' ) ) {
							this.disable();
							$previewSelect.prop( 'disabled', false );
						}

if ( this.passedElement.element.multiple ) {

// Hide a placeholder if field has selected choices.
							if ( this.getValue( true ).length ) {
								$( this.input.element ).addClass( 'wpforms-hidden' );
							}
						}
					},
				},
			},

/**
			 * Initialization for field component.
			 *
			 * @since 1.6.1
			 */
			init: function() {

// Choices.js init.
				$builder.find( '.' + app.dropdownField.config.modernClass ).each( function() {
					app.dropdownField.events.choicesInit( $( this ) );
				} );

// Multiple option.
				$builder.on(
					'change',
					'.wpforms-field-option-select .wpforms-field-option-row-multiple input',
					app.dropdownField.events.multiple
				);

// Style option.
				$builder.on(
					'change',
					'.wpforms-field-option-select .wpforms-field-option-row-style select, .wpforms-field-option-payment-select .wpforms-field-option-row-style select',
					app.dropdownField.events.applyStyle
				);
			},

/**
			 * Field events.
			 *
			 * @since 1.6.1
			 */
			events: {

/**
				 * Load Choices.js library.
				 *
				 * @since 1.6.1
				 *
				 * @param {object} $element jQuery element selector.
				 */
				choicesInit: function( $element ) {

var instance = new Choices( $element[0], app.dropdownField.config.args );

app.dropdownField.helpers.setInstance( $element, instance );
					app.dropdownField.helpers.addPlaceholderChoice( $element, instance );
				},

/**
				 * Multiple option callback.
				 *
				 * @since 1.6.1
				 *
				 * @param {object} event Event object.
				 */
				multiple: function( event ) {

var fieldId             = $( this ).closest( '.wpforms-field-option-row-multiple' ).data().fieldId,
						$primary            = app.dropdownField.helpers.getPrimarySelector( fieldId ),
						$optionChoicesItems = $( '#wpforms-field-option-row-' + fieldId + '-choices input.default' ),
						$placeholder        = $primary.find( '.placeholder' ),
						isDynamicChoices    = app.dropdownField.helpers.isDynamicChoices( fieldId ),
						isMultiple          = event.target.checked,
						choicesType         = isMultiple ? 'checkbox' : 'radio',
						selectedChoices;

// Add/remove a `multiple` attribute.
					$primary.prop( 'multiple', isMultiple );

// Change a `Choices` fields type:
					//    checkbox - needed for multiple selection
					//    radio - needed for single selection
					$optionChoicesItems.prop( 'type', choicesType );

// Dynamic Choices doesn't have default choices (selected options) - make all as unselected.
					if ( isDynamicChoices ) {
						$primary.find( 'option:selected' ).prop( 'selected', false );
					}

// Gets default choices.
					selectedChoices = $optionChoicesItems.filter( ':checked' );

if ( ! isMultiple && selectedChoices.length ) {

// Uncheck all choices.
						$optionChoicesItems.prop( 'checked', false );

// For single selection we can choose only one.
						$( selectedChoices.get( 0 ) ).prop( 'checked', true );
					}

// Toggle selection for a placeholder option based on a select type.
					if ( $placeholder.length ) {
						$placeholder.prop( 'selected', ! isMultiple );
					}

// Update a primary field.
					app.dropdownField.helpers.update( fieldId, isDynamicChoices );
				},

/**
				 * Apply a style to <select> - modern or classic.
				 *
				 * @since 1.6.1
				 */
				applyStyle: function() {

var $field   = $( this ),
						fieldId  = $field.closest( '.wpforms-field-option-row-style' ).data().fieldId,
						fieldVal = $field.val();

if ( 'modern' === fieldVal ) {
						app.dropdownField.helpers.convertClassicToModern( fieldId );

} else {
						app.dropdownField.helpers.convertModernToClassic( fieldId );
					}
				},
			},

helpers: {

/**
				 * Get Modern select options and prepare them for the Classic <select>.
				 *
				 * @since 1.6.1
				 *
				 * @param {string} fieldId Field ID.
				 */
				convertModernToClassic: function( fieldId ) {

var $primary         = app.dropdownField.helpers.getPrimarySelector( fieldId ),
						isDynamicChoices = app.dropdownField.helpers.isDynamicChoices( fieldId ),
						instance         = app.dropdownField.helpers.getInstance( $primary );

// Destroy the instance of Choices.js.
					instance.destroy();

// Update a placeholder.
					app.dropdownField.helpers.updatePlaceholderChoice( instance, fieldId );

// Update choices.
					if ( ! isDynamicChoices ) {
						app.fieldChoiceUpdate( 'select', fieldId );
					}
				},

/**
				 * Convert a Classic to Modern style selector.
				 *
				 * @since 1.6.1
				 *
				 * @param {string} fieldId Field ID.
				 */
				convertClassicToModern: function( fieldId ) {

var $primary         = app.dropdownField.helpers.getPrimarySelector( fieldId ),
						isDynamicChoices = app.dropdownField.helpers.isDynamicChoices( fieldId );

// Update choices.
					if ( ! isDynamicChoices ) {
						app.fieldChoiceUpdate( 'select', fieldId );
					}

// Call a Choices.js initialization.
					app.dropdownField.events.choicesInit( $primary );
				},

/**
				 * Update a primary field.
				 *
				 * @since 1.6.1
				 *
				 * @param {string} fieldId Field ID.
				 * @param {boolean} isDynamicChoices True if `Dynamic Choices` is turned on.
				 */
				update: function( fieldId, isDynamicChoices ) {

var $primary = app.dropdownField.helpers.getPrimarySelector( fieldId );

if ( app.dropdownField.helpers.isModernSelect( $primary ) ) {

// If we had a `Modern` select before, then we need to make re-init - destroy() + init().
						app.dropdownField.helpers.convertModernToClassic( fieldId );
						app.dropdownField.events.choicesInit( $primary );

} else {

// Update choices.
						if ( ! isDynamicChoices ) {
							app.fieldChoiceUpdate( 'select', fieldId );
						}
					}
				},

/**
				 * Add a new choice to behave like a placeholder.
				 *
				 * @since 1.6.1
				 *
				 * @param {object} $jquerySelector jQuery primary selector.
				 * @param {object} instance The instance of Choices.js.
				 *
				 * @returns {boolean} False if a fake placeholder wasn't added.
				 */
				addPlaceholderChoice: function( $jquerySelector, instance ) {

var fieldId     = $jquerySelector.closest( '.wpforms-field' ).data().fieldId,
						hasDefaults = app.dropdownField.helpers.hasDefaults( fieldId );

if ( app.dropdownField.helpers.isDynamicChoices( fieldId ) ) {
						hasDefaults = false;
					}

// Already has a placeholder.
					if ( false !== app.dropdownField.helpers.searchPlaceholderChoice( instance ) ) {

return false;
					}

// No choices.
					if ( ! instance.config.choices.length ) {

return false;
					}

var placeholder = instance.config.choices[0].label,
						isMultiple  = $( instance.passedElement.element ).prop( 'multiple' ),
						selected    = ! ( isMultiple || hasDefaults );

// Add a new choice as a placeholder.
					instance.setChoices(
						[
							{ value: '', label: placeholder, selected: selected, placeholder: true },
						],
						'value',
						'label',
						false
					);

// Additional case for multiple select.
					if ( isMultiple ) {
						$( instance.input.element ).prop( 'placeholder', placeholder );
					}

return true;
				},

/**
				 * Search a choice-placeholder item.
				 *
				 * @since 1.6.1
				 *
				 * @param {object} instance The instance of Choices.js.
				 *
				 * @returns {boolean|object} False if a field doesn't have a choice-placeholder. Otherwise - return choice item.
				 */
				searchPlaceholderChoice: function( instance ) {

var find = false;

instance.config.choices.forEach( function( item, i, choices ) {

if ( 'undefined' !== typeof item.placeholder && true === item.placeholder ) {
							find = {
								key: i,
								item: item,
							};

return false;
						}
					} );

return find;
				},

/**
				 * Add/update a placeholder.
				 *
				 * @since 1.6.1
				 *
				 * @param {object} instance The instance of Choices.js.
				 * @param {string} fieldId Field ID.
				 */
				updatePlaceholderChoice: function( instance, fieldId ) {

var $primary           = $( instance.passedElement.element ),
						placeholderValue   = wpf.sanitizeHTML( $( '#wpforms-field-option-' + fieldId + '-placeholder' ).val() ),
						placeholderChoice  = app.dropdownField.helpers.searchPlaceholderChoice( instance ),
						$placeholderOption = {};

// Get an option with placeholder.
					// Note: `.placeholder` class is skipped when calling Choices.js destroy() method.
					if ( 'object' === typeof placeholderChoice ) {
						$placeholderOption = $( $primary.find( 'option' ).get( placeholderChoice.key ) );
					}

// We have a placeholder and need to update the UI with it.
					if ( '' !== placeholderValue ) {
						if ( ! $.isEmptyObject( $placeholderOption ) && $placeholderOption.length ) {

// Update a placeholder option.
							$placeholderOption
								.addClass( 'placeholder' )
								.text( placeholderValue );

} else {

// Add a placeholder option.
							$primary.prepend( '<option value="" class="placeholder">' + placeholderValue + '</option>' );
						}

} else {

// Remove the placeholder as it's empty.
						if ( $placeholderOption.length ) {
							$placeholderOption.remove();
						}
					}
				},

/**
				 * Is it a `Modern` style dropdown field?
				 *
				 * @since 1.6.1
				 *
				 * @param {object} $jquerySelector jQuery primary selector.
				 *
				 * @returns {boolean} True if it's a `Modern` style select, false otherwise.
				 */
				isModernSelect: function( $jquerySelector ) {

var instance = app.dropdownField.helpers.getInstance( $jquerySelector );

if ( 'object' !== typeof instance ) {
						return false;
					}

if ( $.isEmptyObject( instance ) ) {
						return false;
					}

return instance.initialised;
				},

/**
				 * Save an instance of Choices.js.
				 *
				 * @since 1.6.1
				 *
				 * @param {object} $jquerySelector jQuery primary selector.
				 * @param {object} instance The instance of Choices.js.
				 */
				setInstance: function( $jquerySelector, instance ) {

$jquerySelector.data( 'choicesjs', instance );
				},

/**
				 * Retrieve an instance of Choices.js.
				 *
				 * @since 1.6.1
				 *
				 * @param {object} $jquerySelector jQuery primary selector.
				 *
				 * @returns {object} The instance of Choices.js.
				 */
				getInstance: function( $jquerySelector ) {

return $jquerySelector.data( 'choicesjs' );
				},

/**
				 * Is `Dynamic Choices` used?
				 *
				 * @since 1.6.1
				 *
				 * @param {string} fieldId Field ID.
				 *
				 * @returns {boolean} True if a `Dynamic Choices` active, false otherwise.
				 */
				isDynamicChoices: function( fieldId ) {

var $fieldOption = $( '#wpforms-field-option-' + fieldId + '-dynamic_choices' );

if ( ! $fieldOption.length ) {
						return false;
					}

return '' !== $fieldOption.val();
				},

/**
				 * Is a field has default choices?
				 *
				 * @since 1.6.1
				 *
				 * @param {string} fieldId Field ID.
				 *
				 * @returns {boolean} True if a field has default choices.
				 */
				hasDefaults: function( fieldId ) {

var $choicesList = $( '#wpforms-field-option-row-' + fieldId + '-choices .choices-list' );

return !! $choicesList.find( 'input.default:checked' ).length;
				},

/**
				 * Retrieve a jQuery selector for the Primary field.
				 *
				 * @since 1.6.1
				 *
				 * @param {string} fieldId Field ID.
				 *
				 * @returns {object} jQuery primary selector.
				 */
				getPrimarySelector: function( fieldId ) {

return $( '#wpforms-field-' + fieldId + ' .primary-input' );
				},
			},
		},

/**
		 * Add number slider events listeners.
		 *
		 * @since 1.5.7
		 *
		 * @param {object} $builder JQuery object.
		 */
		numberSliderEvents: function( $builder ) {

// Minimum update.
			$builder.on(
				'input',
				'.wpforms-field-option-row-min_max .wpforms-input-row .wpforms-number-slider-min',
				app.fieldNumberSliderUpdateMin
			);

// Maximum update.
			$builder.on(
				'input',
				'.wpforms-field-option-row-min_max .wpforms-input-row .wpforms-number-slider-max',
				app.fieldNumberSliderUpdateMax
			);

// Change default input value.
			$builder.on(
				'input',
				'.wpforms-number-slider-default-value',
				_.debounce( app.changeNumberSliderDefaultValue, 500 )
			);

// Change step value.
			$builder.on(
				'input',
				'.wpforms-number-slider-step',
				_.debounce( app.changeNumberSliderStep, 500 )
			);

// Check step value.
			$builder.on(
				'focusout',
				'.wpforms-number-slider-step',
				app.checkNumberSliderStep
			);

// Change value display.
			$builder.on(
				'input',
				'.wpforms-number-slider-value-display',
				_.debounce( app.changeNumberSliderValueDisplay, 500 )
			);

// Change min value.
			$builder.on(
				'input',
				'.wpforms-number-slider-min',
				_.debounce( app.changeNumberSliderMin, 500 )
			);

// Change max value.
			$builder.on(
				'input',
				'.wpforms-number-slider-max',
				_.debounce( app.changeNumberSliderMax, 500 )
			);
		},

/**
		 * Change number slider min option.
		 *
		 * @since 1.5.7
		 *
		 * @param {object} event Input event.
		 */
		changeNumberSliderMin: function( event ) {

var fieldID = $( event.target ).parents( '.wpforms-field-option-row' ).data( 'fieldId' );
			var value   = parseFloat( event.target.value );

if ( isNaN( value ) ) {
				return;
			}

app.updateNumberSliderDefaultValueAttr( fieldID, event.target.value, 'min' );
		},

/**
		 * Change number slider max option.
		 *
		 * @since 1.5.7
		 *
		 * @param {object} event Input event.
		 */
		changeNumberSliderMax: function( event ) {

var fieldID = $( event.target ).parents( '.wpforms-field-option-row' ).data( 'fieldId' );
			var value   = parseFloat( event.target.value );

if ( isNaN( value ) ) {
				return;
			}

app.updateNumberSliderDefaultValueAttr( fieldID, event.target.value, 'max' )
				.updateNumberSliderStepValueMaxAttr( fieldID, event.target.value );
		},

/**
		 * Change number slider value display option.
		 *
		 * @since 1.5.7
		 *
		 * @param {object} event Input event.
		 */
		changeNumberSliderValueDisplay: function( event ) {

var str = event.target.value;
			var fieldID = $( event.target ).parents( '.wpforms-field-option-row' ).data( 'fieldId' );
			var defaultValue = document.getElementById( 'wpforms-field-option-' + fieldID + '-default_value' );

if ( defaultValue ) {
				app.updateNumberSliderHintStr( fieldID, str )
					.updateNumberSliderHint( fieldID, defaultValue.value );
			}
		},

/**
		 * Change number slider step option.
		 *
		 * @since 1.5.7
		 *
		 * @param {object} event Input event.
		 */
		changeNumberSliderStep: function( event ) {

var value = parseFloat( event.target.value );

if ( isNaN( value ) ) {
				return;
			}

var max = parseFloat( event.target.max );
			var min = parseFloat( event.target.min );
			var fieldID = $( event.target ).parents( '.wpforms-field-option-row' ).data( 'fieldId' );

if ( value <= 0 ) {
				return;
			}

if ( value > max ) {
				event.target.value = max;

return;
			}

if ( value < min ) {
				event.target.value = min;

return;
			}

app.updateNumberSliderAttr( fieldID, value, 'step' )
				.updateNumberSliderDefaultValueAttr( fieldID, value, 'step' );
		},

/**
		 * Check number slider step option.
		 *
		 * @since 1.6.2.3
		 *
		 * @param {object} event Focusout event object.
		 */
		checkNumberSliderStep: function( event ) {

var value = parseFloat( event.target.value ),
				$input = $( this );

if ( ! isNaN( value ) && value > 0 ) {
				return;
			}

$.confirm( {
				title: wpforms_builder.heads_up,
				content: wpforms_builder.error_number_slider_increment,
				icon: 'fa fa-exclamation-circle',
				type: 'orange',
				buttons: {
					confirm: {
						text: wpforms_builder.ok,
						btnClass: 'btn-confirm',
						keys: [ 'enter' ],
						action: function() {

$input.val( '' ).focus();
						},
					},
				},
			} );
		},

/**
		 * Change number slider default value option.
		 *
		 * @since 1.5.7
		 *
		 * @param {object} event Input event.
		 */
		changeNumberSliderDefaultValue: function( event ) {

var value = parseFloat( event.target.value );

if ( ! isNaN( value ) ) {
				var max     = parseFloat( event.target.max );
				var min     = parseFloat( event.target.min );
				var fieldID = $( event.target ).parents( '.wpforms-field-option-row-default_value' ).data( 'fieldId' );

if ( value > max ) {
					event.target.value = max;

return;
				}

if ( value < min ) {
					event.target.value = min;

return;
				}

app.updateNumberSlider( fieldID, value )
					.updateNumberSliderHint( fieldID, value );
			}
		},

/**
		 * Update number slider default value attribute.
		 *
		 * @since 1.5.7
		 *
		 * @param {number} fieldID Field ID.
		 * @param {*} newValue Default value attribute.
		 * @param {*} attr Attribute name.
		 *
		 * @returns {object} App instance.
		 */
		updateNumberSliderDefaultValueAttr: function( fieldID, newValue, attr ) {

var input = document.getElementById( 'wpforms-field-option-' + fieldID + '-default_value' );

if ( input ) {
				var value = parseFloat( input.value );

input.setAttribute( attr, newValue );
				newValue = parseFloat( newValue );

if ( 'max' === attr && value > newValue ) {
					input.value = newValue;
					$( input ).trigger( 'input' );
				}

if ( 'min' === attr && value < newValue ) {
					input.value = newValue;
					$( input ).trigger( 'input' );
				}
			}

return this;
		},

/**
		 * Update number slider value.
		 *
		 * @since 1.5.7
		 *
		 * @param {number} fieldID Field ID.
		 * @param {string} value Number slider value.
		 *
		 * @returns {object} App instance.
		 */
		updateNumberSlider: function( fieldID, value ) {

var numberSlider = document.getElementById( 'wpforms-number-slider-' + fieldID );

if ( numberSlider ) {
				numberSlider.value = value;
			}

return this;
		},

/**
		 * Update number slider attribute.
		 *
		 * @since 1.5.7
		 *
		 * @param {number} fieldID Field ID.
		 * @param {mixed} value Attribute value.
		 * @param {*} attr Attribute name.
		 *
		 * @returns {object} App instance.
		 */
		updateNumberSliderAttr: function( fieldID, value, attr ) {

var numberSlider = document.getElementById( 'wpforms-number-slider-' + fieldID );

if ( numberSlider ) {
				numberSlider.setAttribute( attr, value );
			}

return this;
		},

/**
		 * Update number slider hint string.
		 *
		 * @since 1.5.7
		 *
		 * @param {number} fieldID Field ID.
		 * @param {string} str Hint string.
		 *
		 * @returns {object} App instance.
		 */
		updateNumberSliderHintStr: function( fieldID, str ) {

var hint = document.getElementById( 'wpforms-number-slider-hint-' + fieldID );

if ( hint ) {
				hint.dataset.hint = str;
			}

return this;
		},

/**
		 * Update number slider Hint value.
		 *
		 * @since 1.5.7
		 *
		 * @param {number} fieldID Field ID.
		 * @param {string} value Hint value.
		 *
		 * @returns {object} App instance.
		 */
		updateNumberSliderHint: function( fieldID, value ) {

var hint = document.getElementById( 'wpforms-number-slider-hint-' + fieldID );

if ( hint ) {
				hint.innerHTML = wpf.sanitizeHTML( hint.dataset.hint ).replace( '{value}', '<b>' + value + '</b>' );
			}

return this;
		},

/**
		 * Update min attribute.
		 *
		 * @since 1.5.7
		 *
		 * @param {object} event Input event.
		 */
		fieldNumberSliderUpdateMin: function( event ) {

var $options = $( event.target ).parents( '.wpforms-field-option-row-min_max' );
			var max = parseFloat( $options.find( '.wpforms-number-slider-max' ).val() );
			var current = parseFloat( event.target.value );

if ( isNaN( current ) ) {
				return;
			}

if ( max <= current ) {
				event.preventDefault();
				this.value = max;

return;
			}

var fieldId = $options.data( 'field-id' );
			var numberSlider = $builder.find( '#wpforms-field-' + fieldId + ' input[type="range"]' );

numberSlider.attr( 'min', current );
		},

/**
		 * Update max attribute.
		 *
		 * @since 1.5.7
		 *
		 * @param {object} event Input event.
		 */
		fieldNumberSliderUpdateMax: function( event ) {
			var $options = $( event.target ).parents( '.wpforms-field-option-row-min_max' );
			var min = parseFloat( $options.find( '.wpforms-number-slider-min' ).val() );
			var current = parseFloat( event.target.value );

if ( isNaN( current ) ) {
				return;
			}

if ( min >= current ) {
				event.preventDefault();
				this.value = min;

return;
			}

var fieldId = $options.data( 'field-id' );
			var numberSlider = $builder.find( '#wpforms-field-' + fieldId + ' input[type="range"]' );

numberSlider.attr( 'max', current );
		},

/**
		 * Update max attribute for step value.
		 *
		 * @since 1.5.7
		 *
		 * @param {number} fieldID Field ID.
		 * @param {*} newValue Default value attribute.
		 *
		 * @returns {object} App instance.
		 */
		updateNumberSliderStepValueMaxAttr: function( fieldID, newValue ) {

var input = document.getElementById( 'wpforms-field-option-' + fieldID + '-step' );

if ( input ) {
				var value = parseFloat( input.value );

input.setAttribute( 'max', newValue );
				newValue = parseFloat( newValue );

if ( value > newValue ) {
					input.value = newValue;
					$( input ).trigger( 'input' );
				}
			}

return this;
		},

/**
		 * Update upload selector.
		 *
		 * @since 1.5.6
		 *
		 * @param {object} target Changed :input.
		 */
		fieldFileUploadPreviewUpdate: function( target ) {

var $options = $( target ).parents( '.wpforms-field-option-file-upload' );
			var fieldId = $options.data( 'field-id' );

var styleOption = $options.find( '#wpforms-field-option-' + fieldId + '-style' ).val();
			var $maxFileNumberRow = $options.find( '#wpforms-field-option-row-' + fieldId + '-max_file_number' );
			var maxFileNumber = parseInt( $maxFileNumberRow.find( 'input' ).val(), 10 );

var $preview = $( '#wpforms-field-' + fieldId );
			var classicPreview = '.wpforms-file-upload-builder-classic';
			var modernPreview = '.wpforms-file-upload-builder-modern';

if ( styleOption === 'classic' ) {
				$( classicPreview, $preview ).removeClass( 'wpforms-hide' );
				$( modernPreview, $preview ).addClass( 'wpforms-hide' );
				$maxFileNumberRow.addClass( 'wpforms-hidden' );
			} else {

// Change hint and title.
				if ( maxFileNumber > 1 ) {
					$preview
						.find( '.modern-title' )
						.text( wpforms_builder.file_upload.preview_title_plural );
					$preview
						.find( '.modern-hint' )
						.text( wpforms_builder.file_upload.preview_hint.replace( '{maxFileNumber}', maxFileNumber ) )
						.removeClass( 'wpforms-hide' );
				} else {
					$preview
						.find( '.modern-title' )
						.text( wpforms_builder.file_upload.preview_title_single );
					$preview
						.find( '.modern-hint' )
						.text( wpforms_builder.file_upload.preview_hint.replace( '{maxFileNumber}', 1 ) )
						.addClass( 'wpforms-hide' );
				}

// Display the preview.
				$( classicPreview, $preview ).addClass( 'wpforms-hide' );
				$( modernPreview, $preview ).removeClass( 'wpforms-hide' );
				$maxFileNumberRow.removeClass( 'wpforms-hidden' );
			}
		},

/**
		 * Update limit controls by changing checkbox.
		 *
		 * @since 1.5.6
		 *
		 * @param {number} id Field id.
		 * @param {bool} checked Whether an option is checked or not.
		 */
		updateTextFieldsLimitControls: function( id, checked ) {

if ( ! checked ) {
				$( '#wpforms-field-option-row-' + id + '-limit_controls' ).addClass( 'wpforms-hide' );
			} else {
				$( '#wpforms-field-option-row-' + id + '-limit_controls' ).removeClass( 'wpforms-hide' );
			}
		},

/**
		 * Update Password Strength controls by changing checkbox.
		 *
		 * @since 1.6.7
		 *
		 * @param {number} id      Field id.
		 * @param {bool}   checked Whether an option is checked or not.
		 */
		updatePasswordStrengthControls: function( id, checked ) {

var $strengthControls = $( '#wpforms-field-option-row-' + id + '-password-strength-level' );

if ( checked ) {
				$strengthControls.removeClass( 'wpforms-hidden' );
			} else {
				$strengthControls.addClass( 'wpforms-hidden' );
			}
		},

/**
		 * Element bindings.
		 *
		 * @since 1.0.0
		 */
		bindUIActions: function() {

// General Panels.
			app.bindUIActionsPanels();

// Fields Panel.
			app.bindUIActionsFields();

// Settings Panel.
			app.bindUIActionsSettings();

// Save and Exit.
			app.bindUIActionsSaveExit();

// General/ global.
			app.bindUIActionsGeneral();
		},

//--------------------------------------------------------------------//
		// General Panels
		//--------------------------------------------------------------------//

/**
		 * Element bindings for general panel tasks.
		 *
		 * @since 1.0.0
		 */
		bindUIActionsPanels: function() {

// Panel switching.
			$builder.on('click', '#wpforms-panels-toggle button, .wpforms-panel-switch', function(e) {
				e.preventDefault();
				app.panelSwitch($(this).data('panel'));
			});

// Panel sections switching.
			$builder.on('click', '.wpforms-panel .wpforms-panel-sidebar-section', function(e) {
				app.panelSectionSwitch(this, e);
			});
		},

/**
		 * Switch Panels.
		 *
		 * @since 1.0.0
		 * @since 1.5.9 Added `wpformsPanelSwitched` triger.
		 *
		 * @param {string} panel Panel slug.
		 *
		 * @returns {mixed} Void or false.
		 */
		panelSwitch: function( panel ) {

var $panel = $( '#wpforms-panel-' + panel ),
				$panelBtn = $( '.wpforms-panel-' + panel + '-button' );

if ( ! $panel.hasClass( 'active' ) ) {

$builder.trigger( 'wpformsPanelSwitch', [ panel ] );

if ( ! wpforms_panel_switch ) {
					return false;
				}

$( '#wpforms-panels-toggle' ).find( 'button' ).removeClass( 'active' );
				$( '.wpforms-panel' ).removeClass( 'active' );
				$panelBtn.addClass( 'active' );
				$panel.addClass( 'active' );

history.replaceState( {}, null, wpf.updateQueryString( 'view', panel ) );

$builder.trigger( 'wpformsPanelSwitched', [ panel ] );
			}
		},

/**
		 * Switch Panel section.
		 *
		 * @since 1.0.0
		 */
		panelSectionSwitch: function(el, e) {
			if (e) {
				e.preventDefault();
			}

var $this           = $(el),
				$panel          = $this.parent().parent(),
				section         = $this.data('section'),
				$sectionButtons = $panel.find('.wpforms-panel-sidebar-section'),
				$sectionButton  = $panel.find('.wpforms-panel-sidebar-section-'+section);

if ( $this.hasClass( 'upgrade-modal' ) || $this.hasClass( 'education-modal' )  ) {
				return;
			}

if ( ! $sectionButton.hasClass('active') ) {
				$builder.trigger('wpformsPanelSectionSwitch', section);
				$sectionButtons.removeClass('active');
				$sectionButton.addClass('active');
				$panel.find('.wpforms-panel-content-section').hide();
				$panel.find('.wpforms-panel-content-section-'+section).show();
			}
		},

//--------------------------------------------------------------------//
		// Setup Panel
		//--------------------------------------------------------------------//

/**
		 * Element bindings for Setup panel.
		 *
		 * @since 1.0.0
		 * @since 1.6.8 Deprecated.
		 *
		 * @deprecated Use `WPForms.Admin.Builder.Setup.events()` instead.
		 */
		bindUIActionsSetup: function() {

console.warn( 'WARNING! Function "WPFormsBuilder.bindUIActionsSetup()" has been deprecated, please use the new "WPForms.Admin.Builder.Setup.events()" function instead!' );

WPForms.Admin.Builder.Setup.events();
		},

/**
		 * Select template.
		 *
		 * @since 1.0.0
		 * @since 1.6.8 Deprecated.
		 *
		 * @deprecated Use `WPForms.Admin.Builder.Setup.selectTemplate()` instead.
		 *
		 * @param {object} el DOM element object.
		 * @param {object} e  Event object.
		 */
		templateSelect: function( el, e ) {

console.warn( 'WARNING! Function "WPFormsBuilder.templateSelect()" has been deprecated, please use the new "WPForms.Admin.Builder.Setup.selectTemplate()" function instead!' );

WPForms.Admin.Builder.Setup.selectTemplate( e );
		},

//--------------------------------------------------------------------//
		// Fields Panel
		//--------------------------------------------------------------------//

/**
		 * Element bindings for Fields panel.
		 *
		 * @since 1.0.0
		 */
		bindUIActionsFields: function() {

// Field sidebar tab toggle
			$builder.on('click', '.wpforms-tab a', function(e) {
				e.preventDefault();
				app.fieldTabToggle($(this).parent().attr('id'));
			});

// Field sidebar group toggle
			$builder.on('click', '.wpforms-add-fields-heading', function(e) {
				e.preventDefault();
				app.fieldGroupToggle($(this), 'click');
			});

// Form field preview clicking.
			$builder.on( 'click', '.wpforms-field', function( e ) {
				app.fieldTabToggle( $( this ).data( 'field-id' ) );
			} );

// Prevent interactions with inputs on the preview panel.
			$builder.on( 'mousedown click', '.wpforms-field input, .wpforms-field select, .wpforms-field textarea', function( e ) {
				e.preventDefault();
				this.blur();
			} );

// Field delete
			$builder.on('click', '.wpforms-field-delete', function(e) {
				e.preventDefault();
				e.stopPropagation();
				app.fieldDelete($(this).parent().data('field-id'));
			});

// Field duplicate.
			$builder.on( 'click', '.wpforms-field-duplicate', function( e ) {
				e.preventDefault();
				app.fieldDuplicate( $( this ).parent().data( 'field-id' ) );
			} );

// Field add
			$builder.on('click', '.wpforms-add-fields-button', function(e) {
				e.preventDefault();
				app.fieldAdd($(this).data('field-type'));
			});

// New field choices should be sortable
			$builder.on('wpformsFieldAdd', function(event, id, type) {
				if (type === 'select' || type === 'radio'  || type === 'checkbox' || type === 'payment-multiple' || type === 'payment-checkbox' || type === 'payment-select' ) {
					app.fieldChoiceSortable(type,'#wpforms-field-option-row-' + id + '-choices ul');
				}
			 });

// Field choice add new
			$builder.on('click', '.wpforms-field-option-row-choices .add', function(e) {
				app.fieldChoiceAdd(e, $(this));
			});

// Field choice delete
			$builder.on('click', '.wpforms-field-option-row-choices .remove', function(e) {
				app.fieldChoiceDelete(e, $(this));
			});

// Field choices defaults - before change
			$builder.on('mousedown', '.wpforms-field-option-row-choices input[type=radio]', function(e) {
				var $this = $(this);
				if ( $this.is(':checked') ) {
					$this.attr('data-checked', '1');
				} else {
					$this.attr('data-checked', '0');
				}
			});

// Field choices defaults
			$builder.on('click', '.wpforms-field-option-row-choices input[type=radio]', function(e) {
				var $this = $(this),
					list  = $this.parent().parent();
				$this.parent().parent().find('input[type=radio]').not(this).prop('checked',false);
				if ( $this.attr('data-checked') === '1' ) {
					$this.prop( 'checked', false );
					$this.attr('data-checked', '0');
				}
				app.fieldChoiceUpdate(list.data('field-type'),list.data('field-id') );
			});

// Field choices update preview area
			$builder.on( 'change', '.wpforms-field-option-row-choices input[type=checkbox]', function( e ) {
				var list = $( this ).parent().parent();
				app.fieldChoiceUpdate( list.data( 'field-type' ), list.data( 'field-id' ) );
			} );

// Field choices display value toggle
			$builder.on('change', '.wpforms-field-option-row-show_values input', function(e) {
				$(this).closest('.wpforms-field-option').find('.wpforms-field-option-row-choices ul').toggleClass('show-values');
			});

// Field choices image toggle.
			$builder.on( 'change', '.wpforms-field-option-row-choices_images input', function() {

var $this         = $( this ),
					$optionRow    = $this.closest( '.wpforms-field-option-row' ),
					fieldID       = $optionRow.data( 'field-id' ),
					$fieldOptions = $( '#wpforms-field-option-' + fieldID ),
					checked       = $this.is( ':checked' ),
					type          = $fieldOptions.find( '.wpforms-field-option-hidden-type' ).val();

$optionRow.find( '.wpforms-alert' ).toggleClass( 'wpforms-hidden' );
				$fieldOptions.find( '.wpforms-field-option-row-choices ul' ).toggleClass( 'show-images' );
				$fieldOptions.find( '.wpforms-field-option-row-choices_images_style' ).toggleClass( 'wpforms-hidden' );

if ( checked ) {
					$( '#wpforms-field-option-' + fieldID + '-input_columns' ).val( 'inline' ).trigger( 'change' );
				} else {
					$( '#wpforms-field-option-' + fieldID + '-input_columns' ).val( '' ).trigger( 'change' );
				}

app.fieldChoiceUpdate( type, fieldID );
			} );

// Field choices image upload add/remove image.
			$builder.on( 'wpformsImageUploadAdd wpformsImageUploadRemove', function( event, $this, $container ) {

var $list   = $container.closest( '.choices-list' ),
					fieldID = $list.data( 'field-id' ),
					type    = $list.data( 'field-type' );

app.fieldChoiceUpdate( type, fieldID );
			} );

// Field choices image style toggle.
			$builder.on( 'change', '.wpforms-field-option-row-choices_images_style select', function() {

var fieldID = $( this ).parent().data( 'field-id' ),
					type    = $( '#wpforms-field-option-'+fieldID ).find( '.wpforms-field-option-hidden-type' ).val();

app.fieldChoiceUpdate( type, fieldID );
			} );

// Updates field choices text in almost real time.
			$builder.on( 'keyup', '.wpforms-field-option-row-choices input.label, .wpforms-field-option-row-choices input.value', function( e ) {
				var $list = $( this ).parent().parent();
				app.fieldChoiceUpdate( $list.data( 'field-type' ), $list.data( 'field-id' ) );
			} );

// Field Choices Bulk Add
			$builder.on('click', '.toggle-bulk-add-display', function(e) {
				e.preventDefault();
				app.fieldChoiceBulkAddToggle(this);
			});
			$builder.on('click', '.toggle-bulk-add-presets', function(e) {
				e.preventDefault();
				var $presetList = $(this).closest('.bulk-add-display').find('ul');
				if ( $presetList.css('display') === 'block' ) {
					$(this).text(wpforms_builder.bulk_add_presets_show);
				} else {
					$(this).text(wpforms_builder.bulk_add_presets_hide);
				}
				$presetList.stop().slideToggle();
			});
			$builder.on('click', '.bulk-add-preset-insert', function(e) {
				e.preventDefault();
				var $this         = $(this),
					preset        = $this.data('preset'),
					$container    = $this.closest('.bulk-add-display'),
					$presetList   = $container.find('ul'),
					$presetToggle = $container.find('.toggle-bulk-add-presets'),
					$textarea     = $container.find('textarea');
				$textarea.val('');
				$textarea.insertAtCaret(wpforms_preset_choices[preset].choices.join("\n"));
				$presetToggle.text(wpforms_builder.bulk_add_presets_show);
				$presetList.slideUp();
			});
			$builder.on('click', '.bulk-add-insert', function(e) {
				e.preventDefault();
				app.fieldChoiceBulkAddInsert(this);
			});

// Field Options group tabs.
			$builder.on( 'click', '.wpforms-field-option-group-toggle:not(.education-modal)', function( e ) {
				e.preventDefault();

var $group = $( this ).closest( '.wpforms-field-option-group' );

$group.siblings( '.wpforms-field-option-group' ).removeClass( 'active' );
				$group.addClass( 'active' );
			} );

// Display toggle for Address field hide address line 2 option.
			$builder.on( 'change', '.wpforms-field-option-address input.wpforms-subfield-hide', function( e ) {
				var $optionRow = $( this ).closest( '.wpforms-field-option-row' ),
					id = $optionRow.data( 'field-id' ),
					subfield = $optionRow.data( 'subfield' );
				$( '#wpforms-field-' + id ).find( '.wpforms-' + subfield ).toggleClass( 'wpforms-hide' );
			} );

// Real-time updates for "Show Label" field option
			$builder.on( 'input', '.wpforms-field-option-row-label input, .wpforms-field-option-row-name input', function( e ) {
				var $this = $( this ),
					value = $this.val(),
					id    = $this.parent().data( 'field-id' );
				$( '#wpforms-field-' + id ).find( '.label-title .text' ).text( value );
			} );

// Real-time updates for "Description" field option
			$builder.on( 'input', '.wpforms-field-option-row-description textarea', function() {
				var $this = $( this ),
					value = wpf.sanitizeHTML( $this.val() ),
					id    = $this.parent().data( 'field-id' ),
					$desc = $( '#wpforms-field-'+id ).find( '.description' );

app.updateDescription( $desc, value );
			});

// Real-time updates for "Required" field option
			$builder.on( 'change', '.wpforms-field-option-row-required input', function( e ) {
				var id = $( this ).closest( '.wpforms-field-option-row' ).data( 'field-id' );
				$( '#wpforms-field-' + id ).toggleClass( 'required' );
			} );

// Real-time updates for "Confirmation" field option
			$builder.on( 'change', '.wpforms-field-option-row-confirmation input', function( e ) {
				var id = $( this ).closest( '.wpforms-field-option-row' ).data( 'field-id' );
				$( '#wpforms-field-' + id ).find( '.wpforms-confirm' ).toggleClass( 'wpforms-confirm-enabled wpforms-confirm-disabled' );
				$( '#wpforms-field-option-' + id ).toggleClass( 'wpforms-confirm-enabled wpforms-confirm-disabled' );
			} );

// Real-time updates for "Filter" field option
			$builder.on( 'change', '.wpforms-field-option-row-filter_type select', function() {

var id = $( this ).parent().data( 'field-id' ),
					$toggledField = $( '#wpforms-field-option-' + id );
				if ( $( this ).val() ) {
					$toggledField.removeClass( 'wpforms-filter-allowlist' );
					$toggledField.removeClass( 'wpforms-filter-denylist' );
					$toggledField.addClass( 'wpforms-filter-' + $( this ).val() );
				} else {
					$toggledField.removeClass( 'wpforms-filter-allowlist' );
					$toggledField.removeClass( 'wpforms-filter-denylist' );
				}
			} );

$builder.on( 'focusout', '.wpforms-field-option-row-allowlist textarea,.wpforms-field-option-row-denylist textarea', function() {

// Real-time updates for "Size" field option
			$builder.on('change', '.wpforms-field-option-row-size select', function(e) {
				var $this = $(this),
					value = $this.val(),
					id    = $this.parent().data('field-id');
				$('#wpforms-field-'+id).removeClass('size-small size-medium size-large').addClass('size-'+value);
			});

// Real-time updates for "Placeholder" field option.
			$builder.on( 'input', '.wpforms-field-option-row-placeholder input', function() {

var $this    = $( this ),
					value    = wpf.sanitizeHTML( $this.val() ),
					id       = $this.parent().data( 'field-id' ),
					$primary = $( '#wpforms-field-' + id + ' .primary-input' );

// Set the placeholder value for `input` fields.
				if ( ! $primary.is( 'select' ) ) {
					$primary.prop( 'placeholder', value );
					return;
				}

// Modern select style.
				if ( app.dropdownField.helpers.isModernSelect( $primary ) ) {
					var choicejsInstance = app.dropdownField.helpers.getInstance( $primary );

// Additional case for multiple select.
					if ( $primary.prop( 'multiple' ) ) {
						$( choicejsInstance.input.element ).prop( 'placeholder', value );
					} else {

choicejsInstance.setChoiceByValue( '' );
						$primary.closest( '.choices' ).find( '.choices__inner .choices__placeholder' ).text( value );

var isDynamicChoices = $( '#wpforms-field-option-' + id + '-dynamic_choices' ).val();

// We need to re-initialize modern dropdown to properly determine and update placeholder.
						app.dropdownField.helpers.update( id, isDynamicChoices );
					}

return;
				}

var $placeholder = $primary.find( '.placeholder' );

// Classic select style.
				if ( ! value.length && $placeholder.length ) {
					$placeholder.remove();
				} else {

if ( $placeholder.length ) {
						$placeholder.text( value );
					} else {
						$primary.prepend( '<option value="" class="placeholder">' + value + '</option>' );
					}

$primary.find( '.placeholder' ).prop( 'selected', ! $primary.prop( 'multiple' ) );
				}
			} );

// Real-time updates for "Confirmation Placeholder" field option
			$builder.on('input', '.wpforms-field-option-row-confirmation_placeholder input', function(e) {
				var $this   = $(this),
					value   = $this.val(),
					id      = $this.parent().data('field-id');
				$('#wpforms-field-'+id).find('.secondary-input').attr('placeholder', value);
			});

// Real-time updates for "Hide Label" field option.
			$builder.on( 'change', '.wpforms-field-option-row-label_hide input', function( e ) {
				var id = $( this ).closest( '.wpforms-field-option-row' ).data( 'field-id' );
				$( '#wpforms-field-' + id ).toggleClass( 'label_hide' );
			} );

// Real-time updates for Sub Label visbility field option.
			$builder.on( 'change', '.wpforms-field-option-row-sublabel_hide input', function( e ) {
				var id = $( this ).closest( '.wpforms-field-option-row' ).data( 'field-id' );
				$( '#wpforms-field-' + id ).toggleClass( 'sublabel_hide' );
			} );

// Real-time updates for Date/Time and Name "Format" option
			$builder.on('change', '.wpforms-field-option-row-format select', function(e) {
				var $this = $(this),
					value = $this.val(),
					id    = $this.parent().data('field-id');
				$('#wpforms-field-'+id).find('.format-selected').removeClass().addClass('format-selected format-selected-'+value);
				$('#wpforms-field-option-'+id).find('.format-selected').removeClass().addClass('format-selected format-selected-'+value);
			});

// Real-time updates specific for Address "Scheme" option
			$builder.on('change', '.wpforms-field-option-row-scheme select', function(e) {
				var $this = $(this),
					value = $this.val(),
					id    = $this.parent().data('field-id'),
					$field = $('#wpforms-field-'+id);

$field.find('.wpforms-address-scheme').addClass('wpforms-hide');
				$field.find('.wpforms-address-scheme-'+value).removeClass('wpforms-hide');

if ( $field.find('.wpforms-address-scheme-'+value+' .wpforms-country' ).children().length == 0 ) {
					$('#wpforms-field-option-'+id).find('.wpforms-field-option-row-country').addClass('wpforms-hidden');
				} else {
					$('#wpforms-field-option-'+id).find('.wpforms-field-option-row-country').removeClass('wpforms-hidden');
				}
			});

// Real-time updates for Address, Date/Time, and Name "Placeholder" field options
			$builder.on( 'input', '.wpforms-field-option .format-selected input.placeholder, .wpforms-field-option-address input.placeholder', function( e ) {

var $this = $( this ),
					value = $this.val(),
					$fieldOptionRow = $this.closest( '.wpforms-field-option-row' ),
					id = $fieldOptionRow.data( 'field-id' ),
					subfield = $fieldOptionRow.data( 'subfield' );

$( '#wpforms-field-' + id ).find( '.wpforms-' + subfield + ' input' ).attr( 'placeholder', value );
			} );

// Real-time updates for Date/Time date type
			$builder.on( 'change', '.wpforms-field-option-row-date .type select', function( e ) {

var $this = $( this ),
					value = $this.val(),
					id = $( this ).closest( '.wpforms-field-option-row' ).data( 'field-id' ),
					addClass = value === 'datepicker' ? 'wpforms-date-type-datepicker' : 'wpforms-date-type-dropdown',
					removeClass = value === 'datepicker' ? 'wpforms-date-type-dropdown' : 'wpforms-date-type-datepicker';

$( '#wpforms-field-' + id ).find( '.wpforms-date' ).addClass( addClass ).removeClass( removeClass );
				$( '#wpforms-field-option-' + id ).addClass( addClass ).removeClass( removeClass );

var $limitDays = $this.closest( '.wpforms-field-option-group-advanced' )
						.find( '.wpforms-field-option-row-date_limit_days, .wpforms-field-option-row-date_limit_days_options, .wpforms-field-option-row-date_disable_past_dates' ),
					$limitDaysOptions = $( '#wpforms-field-option-row-' + id + '-date_limit_days_options' );

if ( value === 'dropdown' ) {
					var $dateSelect = $( '#wpforms-field-option-' + id + '-date_format' );

if ( $dateSelect.find( 'option:selected' ).hasClass( 'datepicker-only' ) ) {
						$dateSelect.prop( 'selectedIndex', 0 ).trigger( 'change' );
					}

$limitDays.hide();
				} else {
					$limitDays.show();
					$( '#wpforms-field-option-' + id + '-date_limit_days' ).is( ':checked' ) ?
						$limitDaysOptions.show() : $limitDaysOptions.hide();
				}
			} );

// Real-time updates for Date/Time date select format
			$builder.on( 'change', '.wpforms-field-option-row-date .format select', function( e ) {

var $this = $( this ),
					value = $this.val(),
					id = $( this ).closest( '.wpforms-field-option-row' ).data( 'field-id' ),
					$field = $( '#wpforms-field-' + id );

if ( value === 'm/d/Y' ) {

$field.find( '.wpforms-date-dropdown .first option' ).text( wpforms_builder.date_select_month );
					$field.find( '.wpforms-date-dropdown .second option' ).text( wpforms_builder.date_select_day );

} else if ( value === 'd/m/Y' ) {

$field.find( '.wpforms-date-dropdown .first option' ).text( wpforms_builder.date_select_day );
					$field.find( '.wpforms-date-dropdown .second option' ).text( wpforms_builder.date_select_month );

}
			} );

// Real-time updates for Date/Time time select format
			$builder.on( 'change', '.wpforms-field-option-row-time .format select', function( e ) {

var $this = $( this ),
					format = $this.val() === 'g:i A' ? 12 : 24,
					id = $( this ).closest( '.wpforms-field-option-row' ).data( 'field-id' ),
					options = '',
					hh;

// Generate new set of hours options.
				for ( var i = 0; i < format; i++ ) {
					hh = i < 10 ? '0' + i : i;
					options += '<option value="{hh}">{hh}</option>'.replace( /{hh}/g, hh );
				}

_.forEach( [ 'start', 'end' ], function( field ) {

var $hour = $builder.find( '#wpforms-field-option-' + id + '-time_limit_hours_' + field + '_hour' ),
						$ampm = $builder.find( '#wpforms-field-option-' + id + '-time_limit_hours_' + field + '_ampm' ),
						hourValue = parseInt( $hour.val(), 10 ),
						ampmValue = $ampm.val();

if ( format === 24 ) {
						hourValue = ampmValue === 'pm' ? hourValue + 12 : hourValue;
					} else {
						ampmValue = hourValue > 12 ? 'pm' : 'am';
						hourValue = hourValue > 12 ? hourValue - 12 : hourValue;
					}

hourValue = hourValue < 10 ? '0' + hourValue : hourValue;
					$hour.html( options ).val( hourValue );
					$ampm.toggleClass( 'wpforms-hidden', format === 24 ).val( ampmValue );
					$ampm.nextAll( 'div' ).toggleClass( 'wpforms-hidden', format === 12 );
				} );

} );

// Consider the field active when a disabled nav button is clicked
			$builder.on('click', '.wpforms-pagebreak-button', function(e) {
				e.preventDefault();
				$(this).closest('.wpforms-field').trigger('click');
			});

/*
			 * Pagebreak field.
			 */
			app.fieldPageBreakInitDisplayPrevious( $builder.find( '.wpforms-field-pagebreak.wpforms-pagebreak-normal:first' ) );

$builder
				.on( 'input', '.wpforms-field-option-row-next input', function( e ) {

// Real-time updates for "Next" pagebreak field option.
					var $this = $( this ),
						value = $this.val(),
						$next = $( '#wpforms-field-' + $this.parent().data( 'field-id' ) ).find( '.wpforms-pagebreak-next' );

if ( value ) {
						$next.css( 'display', 'inline-block' ).text( value );
					} else {
						$next.css( 'display', 'none' ).empty();
					}
				} )
				.on( 'input', '.wpforms-field-option-row-prev input', function( e ) {

// Real-time updates for "Prev" pagebreak field option.
					var $this = $( this ),
						value = $this.val(),
						$field = $( '#wpforms-field-' + $this.parent().data( 'field-id' ) ),
						$prevBtn = $field.find( '.wpforms-pagebreak-prev' );

if ( value && $field.prevAll( '.wpforms-field-pagebreak.wpforms-pagebreak-normal' ).length > 0 ) {
						$prevBtn.removeClass( 'wpforms-hidden' ).text( value );
					} else {
						$prevBtn.addClass( 'wpforms-hidden' ).empty();
					}
				} )
				.on( 'change', '.wpforms-field-option-row-prev_toggle input', function( e ) {

// Real-time updates for "Display Previous" pagebreak field option.
					var $input     = $( this ),
						$wrapper   = $input.closest( '.wpforms-field-option-row-prev_toggle' ),
						$prev      = $input.closest( '.wpforms-field-option-group-inner' ).find( '.wpforms-field-option-row-prev' ),
						$prevLabel = $prev.find( 'input' );

if ( $wrapper.hasClass( 'wpforms-entry-preview-block' ) ) {
						return;
					}

$prev.toggleClass( 'wpforms-hidden', ! $input.prop( 'checked' ) );

if ( $input.prop( 'checked' ) && ! $prevLabel.val() ) {
						$prevLabel.val( wpforms_builder.previous );
					}

$prevLabel.trigger( 'input' );
				} )
				.on( 'wpformsFieldAdd', app.fieldPagebreakAdd )
				.on( 'wpformsFieldDelete', app.fieldPagebreakDelete )
				.on( 'wpformsBeforeFieldDelete', app.fieldEntryPreviewDelete );

// Update Display Previous option visibility for all Pagebreak fields.
			$builder.on( 'wpformsFieldMove wpformsFieldAdd wpformsFieldDelete', function( e ) {
				$builder.find( '.wpforms-field-pagebreak.wpforms-pagebreak-normal' ).each( function( i ) {
					app.fieldPageBreakInitDisplayPrevious( $( this ) );
				} );
			} );

// Real-time updates for "Page Title" pagebreak field option
			$builder.on( 'input', '.wpforms-field-option-row-title input', function( e ) {
				var $this = $( this ),
					value = $this.val(),
					id = $this.parent().data( 'field-id' );
				if ( value ) {
					$( '#wpforms-field-' + id ).find( '.wpforms-pagebreak-title' ).text( '(' + value + ')' );
				} else {
					$( '#wpforms-field-' + id ).find( '.wpforms-pagebreak-title' ).empty();
				}
			} );

// Real-time updates for "Page Navigation Alignment" pagebreak field option
			$builder.on( 'change', '.wpforms-field-option-row-nav_align select', function( e ) {
				var $this = $( this ),
					value = $this.val();
				if ( ! value ) {
					value = 'center';
				}
				$( '.wpforms-pagebreak-buttons' )
					.removeClass( 'wpforms-pagebreak-buttons-center wpforms-pagebreak-buttons-left wpforms-pagebreak-buttons-right wpforms-pagebreak-buttons-split' )
					.addClass( 'wpforms-pagebreak-buttons-' + value );
			} );

// Real-time updates for Single Item field "Item Price" option.
			$builder.on( 'input', '.wpforms-field-option-row-price input', function( e ) {

var $this = $( this ),
					value = $this.val(),
					id = $this.parent().data( 'field-id' ),
					sanitized = wpf.amountSanitize( value ),
					formatted = wpf.amountFormat( sanitized ),
					singleItem;

if ( wpforms_builder.currency_symbol_pos === 'right' ) {
					singleItem = formatted + ' ' + wpforms_builder.currency_symbol;
				} else {
					singleItem = wpforms_builder.currency_symbol + ' ' + formatted;
				}

$( '#wpforms-field-' + id ).find( '.primary-input' ).val( formatted );
				$( '#wpforms-field-' + id ).find( '.price' ).text( singleItem );
			} );

// Real-time updates for payment CC icons
			$builder.on( 'change', '.wpforms-field-option-credit-card .payment-icons input', function( e ) {

var $this = $( this ),
					card = $this.data( 'card' ),
					id = $this.parent().data( 'field-id' );

$( '#wpforms-field-' + id ).find( 'img.icon-' + card ).toggleClass( 'card_hide' );
			} );

// Generic updates for various additional placeholder fields
			$builder.on('input', '.wpforms-field-option input.placeholder-update', function(e) {
				var $this    = $(this),
					value    = $this.val(),
					id       = $this.data('field-id'),
					subfield = $this.data('subfield');
				$('#wpforms-field-'+id).find('.wpforms-'+ subfield+' input' ).attr('placeholder', value);
			});

// Toggle Choice Layout advanced field option.
			$builder.on( 'change', '.wpforms-field-option-row-input_columns select', function() {
				var $this    = $( this ),
					value    = $this.val(),
					cls      = '',
					id       = $this.parent().data( 'field-id' );
				if ( value === '2' ) {
					cls = 'wpforms-list-2-columns';
				} else if ( value === '3' ) {
					cls = 'wpforms-list-3-columns';
				} else if ( value === 'inline' ) {
					cls = 'wpforms-list-inline';
				}
				$( '#wpforms-field-' + id ).removeClass( 'wpforms-list-2-columns wpforms-list-3-columns wpforms-list-inline' ).addClass( cls );
			});

// Toggle the toggle field.
			$builder.on( 'change', '.wpforms-field-option-row .wpforms-toggle-control input', function( e ) {
				var $check = $( this ),
					$control = $check.closest( '.wpforms-toggle-control' ),
					$status = $control.find( '.wpforms-toggle-control-status' ),
					state = $check.is( ':checked' ) ? 'on' : 'off';

$status.html( $status.data( state ) );
			} );

// Real-time updates for "Dynamic Choices" field option, for Dropdown,
			// Checkboxes, and Multiple choice fields
			$builder.on('change', '.wpforms-field-option-row-dynamic_choices select', function(e) {
				app.fieldDynamicChoiceToggle($(this));
			});

// Real-time updates for "Dynamic [type] Source" field option, for Dropdown,
			// Checkboxes, and Multiple choice fields
			$builder.on('change', '.wpforms-field-option-row-dynamic_taxonomy select, .wpforms-field-option-row-dynamic_post_type select', function(e) {
				app.fieldDynamicChoiceSource($(this));
			});

// Toggle Layout selector
			$builder.on('click', '.toggle-layout-selector-display', function(e) {
				e.preventDefault();
				app.fieldLayoutSelectorToggle(this);
			});
			$builder.on('click', '.layout-selector-display-layout', function(e) {
				e.preventDefault();
				app.fieldLayoutSelectorLayout(this);
			});
			$builder.on('click', '.layout-selector-display-columns span', function(e) {
				e.preventDefault();
				app.fieldLayoutSelectorInsert(this);
			});

// Real-time updates for Rating field scale option.
			$( document ).on( 'change', '.wpforms-field-option-row-scale select', function() {

var $this  = $( this ),
					value  = $this.val(),
					id     = $this.parent().data( 'field-id' ),
					$icons = $( '#wpforms-field-'+id +' .rating-icon' ),
					x      = 1;

$icons.each( function( index ) {

if ( x <= value ) {
						$( this ).show();
					} else {
						$( this ).hide();
					}
					x++;
				});
			});

// Real-time updates for Rating field icon option.
			$( document ).on( 'change', '.wpforms-field-option-row-icon select', function() {

var $this     = $( this ),
					value     = $this.val(),
					id        = $this.parent().data( 'field-id' ),
					$icons    = $( '#wpforms-field-'+id +' .rating-icon' ),
					iconClass = 'fa-star';

if ( 'heart' === value ) {
					iconClass = 'fa-heart';
				} else if ( 'thumb' === value ) {
					iconClass = 'fa-thumbs-up';
				} else if ( 'smiley' === value ) {
					iconClass = 'fa-smile-o';
				}

$icons.removeClass( 'fa-star fa-heart fa-thumbs-up fa-smile-o' ).addClass( iconClass );
			});

// Real-time updates for Rating field icon size option.
			$( document ).on( 'change', '.wpforms-field-option-row-icon_size select', function() {

var $this     = $( this ),
					value     = $this.val(),
					id        = $this.parent().data( 'field-id' ),
					$icons    = $( '#wpforms-field-'+id +' .rating-icon' );
					fontSize  = '28';

if ( 'small' === value ) {
					fontSize = '18';
				} else if ( 'large' === value ) {
					fontSize = '38';
				}

$icons.css( 'font-size', fontSize + 'px' );
			});

// Real-time updates for Rating field icon color option.
			$( document ).on( 'input', '.wpforms-field-option-row-icon_color input.wpforms-color-picker', function() {

var $this     = $( this ),
					value     = $this.val(),
					id        = $this.closest( '.wpforms-field-option-row' ).data( 'field-id' ),
					$icons    = $( '#wpforms-field-' + id + ' > i.fa' );

$icons.css( 'color', value );
			} );

// Real-time updates for Checkbox field Disclaimer option.
			$( document ).on( 'change', '.wpforms-field-option-row-disclaimer_format input', function() {

var $this     = $( this ),
					id        = $this.closest( '.wpforms-field-option-row' ).data( 'field-id' ),
					$desc    = $( '#wpforms-field-' + id + ' .description' );

$desc.toggleClass( 'disclaimer' );
			} );

$builder.on(
				'change',
				'.wpforms-field-option-row-limit_enabled input',
				function( event ) {
					app.updateTextFieldsLimitControls( $( event.target ).closest( '.wpforms-field-option-row-limit_enabled' ).data().fieldId, event.target.checked );
				}
			);

$builder.on(
				'change',
				'.wpforms-field-option-row-password-strength input',
				function( event ) {
					app.updatePasswordStrengthControls( $( event.target ).parents( '.wpforms-field-option-row-password-strength' ).data().fieldId, event.target.checked );
				}
			);

// File uploader - change style.
			$builder
				.on(
					'change',
					'.wpforms-field-option-file-upload .wpforms-field-option-row-style select, .wpforms-field-option-file-upload .wpforms-field-option-row-max_file_number input',
					function( event ) {
						app.fieldFileUploadPreviewUpdate( event.target );
					}
				);

// Real-time updates for Number Slider field.
			app.numberSliderEvents( $builder );

// Hide image choices if dynamic choices is not off.
			app.fieldDynamicChoiceToggleImageChoices();

// Real-time updates for Payment field's 'Show price after item label' option.
			$builder.on( 'change', '.wpforms-field-option-row-show_price_after_labels input', function( e ) {

var $input = $( this ),
					$list  = $input.closest( '.wpforms-field-option-group-basic' ).find( '.wpforms-field-option-row-choices .choices-list' );

app.fieldChoiceUpdate( $list.data( 'field-type' ), $list.data( 'field-id' ) );
			} );

$builder
				.on( 'input', '.wpforms-field-option-row-preview-notice textarea', app.updatePreviewNotice )
				.on( 'change', '.wpforms-field-option-row-preview-notice-enable input', app.toggleEntryPreviewNotice )
				.on( 'wpformsFieldAdd', app.maybeLockEntryPreviewGroupOnAdd )
				.on( 'wpformsFieldMove', app.maybeLockEntryPreviewGroupOnMove )
				.on( 'click', '.wpforms-entry-preview-block', app.entryPreviewBlockField );

app.defaultStateEntryPreviewNotice();
		},

/**
		 * Toggle field group visibility in the field sidebar.
		 *
		 * @since 1.0.0
		 *
		 * @param {mixed}  el     DOM element or jQuery object.
		 * @param {string} action Action.
		 */
		fieldGroupToggle: function( el, action ) {

var $this = $( el ),
				$buttons = $this.next( '.wpforms-add-fields-buttons' ),
				$group = $buttons.parent(),
				$icon = $this.find( 'i' ),
				groupName = $this.data( 'group' ),
				cookieName = 'wpforms_field_group_' + groupName;

if ( action === 'click' ) {

if ( $group.hasClass( 'wpforms-closed' ) ) {
					wpCookies.remove( cookieName );
				} else {
					wpCookies.set( cookieName, 'true', 2592000 ); // 1 month
				}
				$icon.toggleClass( 'wpforms-angle-right' );
				$buttons.stop().slideToggle( '', function() {
					$group.toggleClass( 'wpforms-closed' );
				} );

return;
			}

if ( action === 'load' ) {

$buttons = $this.find( '.wpforms-add-fields-buttons' );
				$icon = $this.find( '.wpforms-add-fields-heading i' );
				groupName = $this.find( '.wpforms-add-fields-heading' ).data( 'group' );
				cookieName = 'wpforms_field_group_' + groupName;

if ( wpCookies.get( cookieName ) === 'true' ) {
					$icon.toggleClass( 'wpforms-angle-right' );
					$buttons.hide();
					$this.toggleClass( 'wpforms-closed' );
				}
			}
		},

/**
		 * Update description.
		 *
		 * @since 1.6.9
		 *
		 * @param {jQuery} $el Element.
		 * @param {string} value Value.
		 */
		updateDescription: function( $el, value ) {

if ( $el.hasClass( 'nl2br' ) ) {
				value = value.replace( /\n/g, '<br>' );
			}

$el.html( value );
		},

/**
		 * Set default state for the entry preview notice field.
		 *
		 * @since 1.6.9
		 */
		defaultStateEntryPreviewNotice: function() {

$( '.wpforms-field-option-row-preview-notice-enable input' ).each( function() {

$( this ).trigger( 'change' );
			} );
		},

/**
		 * Update a preview notice for the field preview.
		 *
		 * @since 1.6.9
		 */
		updatePreviewNotice: function() {

var $this  = $( this ),
				value  = wpf.sanitizeHTML( $this.val() ).trim(),
				id     = $this.parent().data( 'field-id' ),
				$field = $( '#wpforms-field-' + id ).find( '.wpforms-entry-preview-notice' );

value = value ? value : wpforms_builder.entry_preview_default_notice;

app.updateDescription( $field, value );
		},

/**
		 * Show/hide entry preview notice for the field preview.
		 *
		 * @since 1.6.9
		 */
		toggleEntryPreviewNotice: function() {

var $this = $( this ),
				id = $this.closest( '.wpforms-field-option' ).data( 'field-id' ),
				$field = $( '#wpforms-field-' + id ),
				$noticeField = $( '#wpforms-field-option-' + id + ' .wpforms-field-option-row-preview-notice' ),
				$notice = $field.find( '.wpforms-entry-preview-notice' ),
				$defaultNotice = $field.find( '.wpforms-alert-info' );

if ( $this.is( ':checked' ) ) {
				$defaultNotice.hide();
				$notice.show();
				$noticeField.show();

return;
			}

$noticeField.hide();
			$notice.hide();
			$defaultNotice.show();
		},

/**
		 * Delete a field.
		 *
		 * @param {int} id Field ID.
		 *
		 * @since 1.0.0
		 * @since 1.6.9 Add the entry preview logic.
		 */
		fieldDelete: function( id ) {

var $field = $( '#wpforms-field-' + id ),
				type   = $field.data( 'field-type' );

if ( type === 'pagebreak' && $field.hasClass( 'wpforms-field-entry-preview-not-deleted' ) ) {
				app.youCantRemovePageBreakFieldPopup();

return;
			}

if ( $field.hasClass( 'no-delete' ) ) {
				app.youCantRemoveFieldPopup();

return;
			}

app.confirmFieldDeletion( id, type );
		},

/**
		 * Show the error message in the popup that you cannot remove the page break field.
		 *
		 * @since 1.6.9
		 */
		youCantRemovePageBreakFieldPopup: function() {

$.alert( {
				title: wpforms_builder.heads_up,
				content: wpforms_builder.entry_preview_require_page_break,
				icon: 'fa fa-exclamation-circle',
				type: 'red',
				buttons: {
					confirm: {
						text: wpforms_builder.ok,
						btnClass: 'btn-confirm',
						keys: [ 'enter' ],
					},
				},
			} );
		},

/**
		 * Show the error message in the popup that you cannot remove the field.
		 *
		 * @since 1.6.9
		 */
		youCantRemoveFieldPopup: function() {

$.alert( {
				title: wpforms_builder.field_locked,
				content: wpforms_builder.field_locked_msg,
				icon: 'fa fa-info-circle',
				type: 'blue',
				buttons: {
					confirm: {
						text: wpforms_builder.close,
						btnClass: 'btn-confirm',
						keys: [ 'enter' ],
					},
				},
			} );
		},

/**
		 * Show the confirmation popup before the field deletion.
		 *
		 * @param {int} id Field ID.
		 * @param {string} type Field type.
		 *
		 * @since 1.6.9
		 */
		confirmFieldDeletion: function( id, type ) {

var fieldData = {
				'id'      : id,
				'message' : wpforms_builder.delete_confirm,
			};

$builder.trigger( 'wpformsBeforeFieldDeleteAlert', [ fieldData ] );

$.confirm( {
				title   : false,
				content : fieldData.message,
				icon    : 'fa fa-exclamation-circle',
				type    : 'orange',
				buttons: {
					confirm: {
						text     : wpforms_builder.ok,
						btnClass : 'btn-confirm',
						keys     : [ 'enter' ],
						action: function() {

app.fieldDeleteById( id, type );
						},
					},
					cancel: {
						text: wpforms_builder.cancel,
					},
				},
			} );
		},

/**
		 * Remove the field by ID.
		 *
		 * @since 1.6.9
		 *
		 * @param {int} id Field ID.
		 * @param {string} type Field type.
		 */
		fieldDeleteById: function( id, type ) {

$( '#wpforms-field-' + id ).fadeOut( 400, function() {

$builder.trigger( 'wpformsBeforeFieldDelete', [ id, type ] );

$( this ).remove();
				$( '#wpforms-field-option-' + id ).remove();
				$( '.wpforms-field, .wpforms-title-desc' ).removeClass( 'active' );
				app.fieldTabToggle( 'add-fields' );

if ( $( '.wpforms-field' ).length < 1 ) {
					elements.$fieldOptions.append( elements.$noFieldsOptions.clone() );
					elements.$sortableFieldsWrap.append( elements.$noFieldsPreview.clone() );
					$builder.find( '.wpforms-field-submit' ).hide();
				}

$builder.trigger( 'wpformsFieldDelete', [ id, type ] );
			} );
		},

/**
		 * Load entry preview fields.
		 *
		 * @since 1.6.9
		 */
		loadEntryPreviewFields: function() {

var $fields = $( '.wpforms-field-wrap .wpforms-field-entry-preview' );

if ( ! $fields.length ) {
				return;
			}

$fields.each( function() {

app.lockEntryPreviewFieldsPosition( $( this ).data( 'field-id' ) );
			} );
		},

/**
		 * Delete the entry preview field from the form preview.
		 *
		 * @since 1.6.9
		 *
		 * @param {Event} event Event.
		 * @param {int} id Field ID.
		 * @param {string} type Field type.
		 */
		fieldEntryPreviewDelete: function( event, id, type ) {

if ( 'entry-preview' !== type ) {
				return;
			}

var $field = $( '#wpforms-field-' + id ),
				$previousPageBreakField = $field.prevAll( '.wpforms-field-pagebreak' ),
				$nextPageBreakField = $field.nextAll( '.wpforms-field-pagebreak' ),
				nextPageBreakId = $nextPageBreakField.data( 'field-id' ),
				$nextPageBreakOptions = $( '#wpforms-field-option-' + nextPageBreakId );

$previousPageBreakField.removeClass( 'wpforms-field-not-draggable wpforms-field-entry-preview-not-deleted' );
			$nextPageBreakOptions.find( '.wpforms-entry-preview-block' ).removeClass( 'wpforms-entry-preview-block' );
		},

/**
		 * Maybe lock the entry preview and fields nearby after move event.
		 *
		 * @since 1.6.9
		 *
		 * @param {Event} e Event.
		 * @param {object} ui UI sortable object.
		 */
		maybeLockEntryPreviewGroupOnMove: function( e, ui ) {

if ( ! ui.item.hasClass( 'wpforms-field-pagebreak' ) ) {
				return;
			}

app.maybeLockEntryPreviewGroupOnAdd( e, ui.item.data( 'field-id' ), 'pagebreak' );
		},

/**
		 * Maybe lock the entry preview and fields nearby after add event.
		 *
		 * @since 1.6.9
		 *
		 * @param {Event} e Event.
		 * @param {int} fieldId Field id.
		 * @param {string} type Field type.
		 */
		maybeLockEntryPreviewGroupOnAdd: function( e, fieldId, type ) {

if ( type !== 'pagebreak' ) {
				return;
			}

var $currentField = $( '#wpforms-field-' + fieldId ),
				$currentFieldPrevToggle = $( '#wpforms-field-option-' + fieldId + ' .wpforms-field-option-row-prev_toggle' ),
				$currentFieldPrevToggleField = $currentFieldPrevToggle.find( 'input' ),
				$prevField = $currentField.prevAll( '.wpforms-field-entry-preview,.wpforms-field-pagebreak' ).first(),
				$prevFieldPrevToggle = $( '#wpforms-field-option-' + $prevField.data( 'field-id' ) + ' .wpforms-field-option-row-prev_toggle' ),
				$prevFieldPrevToggleField = $prevFieldPrevToggle.find( 'input' ),
				$nextField = $currentField.nextAll( '.wpforms-field-entry-preview,.wpforms-field-pagebreak' ).first(),
				$nextFieldPrevToggle = $( '#wpforms-field-option-' + $nextField.data( 'field-id' ) + ' .wpforms-field-option-row-prev_toggle' );

if ( ! $prevField.hasClass( 'wpforms-field-entry-preview' ) && ! $nextField.hasClass( 'wpforms-field-entry-preview' ) ) {
				return;
			}

if ( $prevField.hasClass( 'wpforms-field-entry-preview' ) ) {
				$currentFieldPrevToggleField.attr( 'checked', 'checked' ).trigger( 'change' );
				$currentFieldPrevToggle.addClass( 'wpforms-entry-preview-block' );
				$nextFieldPrevToggle.removeClass( 'wpforms-entry-preview-block' );

return;
			}

$currentField.addClass( 'wpforms-field-not-draggable wpforms-field-entry-preview-not-deleted' );
			$prevField.removeClass( 'wpforms-field-not-draggable wpforms-field-entry-preview-not-deleted' );

if ( $prevField.prevAll( '.wpforms-field-entry-preview,.wpforms-field-pagebreak' ).first().hasClass( 'wpforms-field-entry-preview' ) ) {
				$prevFieldPrevToggleField.attr( 'checked', 'checked' ).trigger( 'change' );
				$prevFieldPrevToggle.addClass( 'wpforms-entry-preview-block' );
			}
		},

/**
		 * Show the error popup that the entry preview field blocks the field.
		 *
		 * @since 1.6.9
		 *
		 * @param {Event} e Event.
		 */
		entryPreviewBlockField: function( e ) {

e.preventDefault();

$.alert( {
				title: wpforms_builder.heads_up,
				content: wpforms_builder.entry_preview_require_previous_button,
				icon: 'fa fa-exclamation-circle',
				type: 'red',
				buttons: {
					confirm: {
						text: wpforms_builder.ok,
						btnClass: 'btn-confirm',
						keys: [ 'enter' ],
					},
				},
			} );
		},

/**
		 * Is it an entry preview field that should be checked before adding?
		 *
		 * @since 1.6.9
		 *
		 * @param {string} type Field type.
		 * @param {object} options Field options.
		 *
		 * @returns {boolean} True when we should check it.
		 */
		isUncheckedEntryPreviewField: function( type, options ) {

return type === 'entry-preview' && ( ! options || options && ! options.passed );
		},

/**
		 * Add an entry preview field to the form preview.
		 *
		 * @since 1.6.9
		 *
		 * @param {string} type Field type.
		 * @param {object} options Field options.
		 */
		addEntryPreviewField: function( type, options ) { // eslint-disable-line complexity

var addButton = $( '#wpforms-add-fields-entry-preview' );

if ( addButton.hasClass( 'wpforms-entry-preview-adding' ) ) {
				return;
			}

var $fields = $( '.wpforms-field-wrap .wpforms-field' ),
				position = options && options.position ? options.position : $fields.length,
				needPageBreakBefore = app.isEntryPreviewFieldRequiresPageBreakBefore( $fields, position ),
				needPageBreakAfter = app.isEntryPreviewFieldRequiresPageBreakAfter( $fields, position );

addButton.addClass( 'wpforms-entry-preview-adding' );

if ( ! options ) {
				options = {};
			}

options.passed = true;

if ( ! needPageBreakBefore && ! needPageBreakAfter ) {
				app.fieldAdd( 'entry-preview', options ).done( function( res ) {

app.lockEntryPreviewFieldsPosition( res.data.field.id );
				} );

return;
			}

if ( needPageBreakBefore ) {
				app.addPageBreakAndEntryPreviewFields( options, position );

return;
			}

app.addEntryPreviewAndPageBreakFields( options, position );
		},

/**
		 * Add the entry preview field after the page break field.
		 * We should wait for the page break adding to avoid id duplication.
		 *
		 * @since 1.6.9
		 *
		 * @param {object} options Field options.
		 */
		addEntryPreviewFieldAfterPageBreak: function( options ) {

var checkExist = setInterval( function() {

if ( $( '.wpforms-field-wrap .wpforms-pagebreak-bottom, .wpforms-field-wrap .wpforms-pagebreak-top' ).length === 2 ) {
					app.fieldAdd( 'entry-preview', options ).done( function( res ) {

app.lockEntryPreviewFieldsPosition( res.data.field.id );
					} );
					clearInterval( checkExist );
				}
			}, 100 );
		},

/**
		 * Add the entry preview field after the page break field.
		 *
		 * @since 1.6.9
		 *
		 * @param {object} options Field options.
		 * @param {int} position The field position.
		 */
		addPageBreakAndEntryPreviewFields: function( options, position ) {

var hasPageBreak = $( '.wpforms-field-wrap .wpforms-field-pagebreak' ).length >= 3;

app.fieldAdd( 'pagebreak', { 'position': position } ).done( function( res ) {

options.position = hasPageBreak ? position + 1 : position + 2;
				app.addEntryPreviewFieldAfterPageBreak( options );

var $pageBreakOptions = $( '#wpforms-field-option-' + res.data.field.id ),
					$pageBreakPrevToggle = $pageBreakOptions.find( '.wpforms-field-option-row-prev_toggle' ),
					$pageBreakPrevToggleField = $pageBreakPrevToggle.find( 'input' );

$pageBreakPrevToggleField.attr( 'checked', 'checked' ).trigger( 'change' );
				$pageBreakPrevToggle.addClass( 'wpforms-entry-preview-block' );
			} );
		},

/**
		 * Duplicate field
		 *
		 * @since 1.2.9
		 */
		fieldDuplicate: function(id) {

var $field = $('#wpforms-field-'+id),
				type   = $field.data('field-type');

if ($field.hasClass('no-duplicate')) {
				$.alert({
					title: wpforms_builder.field_locked,
					content: wpforms_builder.field_locked_msg,
					icon: 'fa fa-info-circle',
					type: 'blue',
					buttons : {
						confirm : {
							text: wpforms_builder.close,
							btnClass: 'btn-confirm',
							keys: [ 'enter' ],
						}
					}
				});
			} else {
				$.confirm({
					title: false,
					content: wpforms_builder.duplicate_confirm,
					icon: 'fa fa-exclamation-circle',
					type: 'orange',
					buttons: {
						confirm: {
							text: wpforms_builder.ok,
							btnClass: 'btn-confirm',
							keys: [ 'enter' ],
							action: function() {
								var $fieldOptions = $( '#wpforms-field-option-' + id );

// Restore tooltips before cloning.
								wpf.restoreTooltips( $fieldOptions );

var $newField            = $field.clone(),
									newFieldOptions 	 = $fieldOptions.html(),
									newFieldID           = $('#wpforms-field-id').val(),
									$labelField          = $( '#wpforms-field-option-' + id + '-label' ).length ? $( '#wpforms-field-option-' + id + '-label' ) : $( '#wpforms-field-option-' + id + '-name' ),
									newFieldLabel        = $labelField.length ? $labelField.val() + ' ' + wpforms_builder.duplicate_copy : wpforms_builder.field + ' #' + id + ' ' + wpforms_builder.duplicate_copy,
									nextID               = Number(newFieldID)+1,
									regex_fieldOptionsID = new RegExp( 'ID #'+id, "g"),
									regex_fieldID        = new RegExp( 'fields\\['+id+'\\]', "g"),
									regex_dataFieldID    = new RegExp( 'data-field-id="'+id+'"', "g"),
									regex_referenceID    = new RegExp( 'data-reference="'+id+'"', "g"),
									regex_elementID      = new RegExp( '\\b(id|for)="wpforms-(.*?)'+id+'(.*?)"', "ig");

// Toggle visibility states
								$field.after($newField);
								$field.removeClass('active');
								$newField.addClass('active').attr({
									'id'           : 'wpforms-field-'+newFieldID,
									'data-field-id': newFieldID
								});

// Various regex to adjust the field options to work with
								// the new field ID
								function regex_elementID_replace(match, p1, p2, p3, offset, string) {
									return p1+'="wpforms-'+p2+newFieldID+p3+'"';
								}
								newFieldOptions = newFieldOptions.replace(regex_fieldOptionsID, 'ID #'+newFieldID);
								newFieldOptions = newFieldOptions.replace(regex_fieldID, 'fields['+newFieldID+']');
								newFieldOptions = newFieldOptions.replace(regex_dataFieldID, 'data-field-id="'+newFieldID+'"');
								newFieldOptions = newFieldOptions.replace(regex_referenceID, 'data-reference="'+newFieldID+'"');
								newFieldOptions = newFieldOptions.replace(regex_elementID, regex_elementID_replace);

// Add new field options panel
								$fieldOptions.hide().after( '<div class="' + $fieldOptions.attr( 'class' ) + '" id="wpforms-field-option-' + newFieldID + '" data-field-id="' + newFieldID + '">' + newFieldOptions + '</div>' );
								var $newFieldOptions = $('#wpforms-field-option-'+newFieldID);

// Copy over values
								$fieldOptions.find(':input').each(function(index, el) {

var $this = $(this),
										name    = $this.attr('name');

if ( ! name ) {
										return 'continue';
									}

var newName = name.replace(regex_fieldID, 'fields['+newFieldID+']'),
										type    = $this.attr('type');

if ( type === 'checkbox' || type === 'radio' ) {
										if ($this.is(':checked')){
											$newFieldOptions.find('[name="'+newName+'"]').prop('checked', true).attr('checked','checked');
										} else {
											$newFieldOptions.find('[name="'+newName+'"]').prop('checked', false).attr('checked',false);
										}
									} else if ($this.is('select')) {
										if ($this.find('option:selected').length) {
											var optionVal = $this.find('option:selected').val();
											$newFieldOptions.find('[name="'+newName+'"]').find('[value="'+optionVal+'"]').prop('selected',true);
										}
									} else {
										if ($this.val() !== '') {
											$newFieldOptions.find('[name="'+newName+'"]').val( $this.val() );
										} else if ( $this.hasClass( 'wpforms-money-input' ) ) {
											$newFieldOptions.find( '[name="' + newName + '"]' ).val(
												wpf.numberFormat( '0', wpforms_builder.currency_decimals, wpforms_builder.currency_decimal, wpforms_builder.currency_thousands )
											);
										}
									}
								});

// ID adjustments.
								$( '#wpforms-field-option-' + newFieldID ).find( '.wpforms-field-option-hidden-id' ).val( newFieldID );
								$( '#wpforms-field-id' ).val( nextID );

// Adjust label to indicate this is a copy.
								$( '#wpforms-field-option-' + newFieldID + '-label' ).val( newFieldLabel );

// For the HTML field we should change the internal label called `name`.
								if ( type === 'html' ) {
									$( '#wpforms-field-option-' + newFieldID + '-name' ).val( newFieldLabel );
								}

$newField.find( '.label-title .text' ).text( newFieldLabel );

// Fire field add custom event.
								$builder.trigger( 'wpformsFieldAdd', [ newFieldID, type ] );

// Re-init tooltips for new field options panel.
								wpf.initTooltips();

// Lastly, update the next ID stored in database.
								$.post(
									wpforms_builder.ajax_url,
									{
										form_id : s.formID,
										nonce : wpforms_builder.nonce,
										action : 'wpforms_builder_increase_next_field_id',
									}
								);
							},
						},
						cancel: {
							text: wpforms_builder.cancel,
						},
					},
				} );
			}
		},

/**
		 * Add the entry preview field before the page break field.
		 *
		 * @since 1.6.9
		 *
		 * @param {object} options Field options.
		 * @param {int} position The field position.
		 */
		addEntryPreviewAndPageBreakFields: function( options, position ) {

app.fieldAdd( 'entry-preview', options ).done( function( res ) {

var entryPreviewId = res.data.field.id;

app.fieldAdd( 'pagebreak', { 'position': position + 1 } ).done( function() {

app.lockEntryPreviewFieldsPosition( entryPreviewId );
				} );
			} );
		},

/**
		 * Stick an entry preview field after adding.
		 *
		 * @since 1.6.9
		 *
		 * @param {int} id ID.
		 */
		lockEntryPreviewFieldsPosition: function( id ) {

var $entryPreviewField = $( '#wpforms-field-' + id ),
				$pageBreakField = $entryPreviewField.prevAll( '.wpforms-field-pagebreak:not(.wpforms-pagebreak-bottom)' ).first(),
				$nextPageBreakField = $entryPreviewField.nextAll( '.wpforms-field-pagebreak' ).first(),
				pageBreakFieldId = $nextPageBreakField.data( 'field-id' ),
				$pageBreakOptions = $( '#wpforms-field-option-' + pageBreakFieldId ),
				$pageBreakPrevToggle = $pageBreakOptions.find( '.wpforms-field-option-row-prev_toggle' ),
				$pageBreakPrevToggleField = $pageBreakPrevToggle.find( 'input' );

$entryPreviewField.addClass( 'wpforms-field-not-draggable' );
			$pageBreakField.addClass( 'wpforms-field-not-draggable wpforms-field-entry-preview-not-deleted' );
			$pageBreakPrevToggleField.attr( 'checked', 'checked' ).trigger( 'change' );
			$pageBreakPrevToggle.addClass( 'wpforms-entry-preview-block' );
			$( '#wpforms-add-fields-entry-preview' ).removeClass( 'wpforms-entry-preview-adding' );
		},

/**
		 * An entry preview field requires a page break that locates before.
		 *
		 * @since 1.6.9
		 *
		 * @param {jQuery} $fields List of fields in the form preview.
		 * @param {int} position The field position.
		 *
		 * @returns {boolean} True if need add an page break field before.
		 */
		isEntryPreviewFieldRequiresPageBreakBefore: function( $fields, position ) {

var $beforeFields = $fields.slice( 0, position ).filter( '.wpforms-field-pagebreak,.wpforms-field-entry-preview' ),
				needPageBreakBefore = true;

if ( ! $beforeFields.length ) {
				return needPageBreakBefore;
			}

$( $beforeFields.get().reverse() ).each( function() {

var $this = $( this );

if ( $this.hasClass( 'wpforms-field-entry-preview' ) ) {
					return false;
				}

if ( $this.hasClass( 'wpforms-field-pagebreak' ) && ! $this.hasClass( 'wpforms-field-stick' ) ) {
					needPageBreakBefore = false;

return false;
				}
			} );

return needPageBreakBefore;
		},

/**
		 * An entry preview field requires a page break that locates after.
		 *
		 * @since 1.6.9
		 *
		 * @param {jQuery} $fields List of fields in the form preview.
		 * @param {int} position The field position.
		 *
		 * @returns {boolean} True if need add an page break field after.
		 */
		isEntryPreviewFieldRequiresPageBreakAfter: function( $fields, position ) {

var $afterFields = $fields.slice( position ).filter( '.wpforms-field-pagebreak,.wpforms-field-entry-preview' ),
				needPageBreakAfter = Boolean( $afterFields.length );

if ( ! $afterFields.length ) {
				return needPageBreakAfter;
			}

$afterFields.each( function() {

var $this = $( this );

if ( $this.hasClass( 'wpforms-field-entry-preview' ) ) {
					return false;
				}

if ( $this.hasClass( 'wpforms-field-pagebreak' ) ) {
					needPageBreakAfter = false;

return false;
				}
			} );

return needPageBreakAfter;
		},

/**
		 * Add new field.
		 *
		 * @since 1.0.0
		 * @since 1.6.4 Added hCaptcha support.
		 */
		fieldAdd: function(type, options) {

var $btn = $( '#wpforms-add-fields-' + type );

if ( $btn.hasClass( 'upgrade-modal' ) || $btn.hasClass( 'education-modal' ) || $btn.hasClass( 'warning-modal' ) ) {
				return;
			}

if ( -1 !== $.inArray( type, [ 'captcha_hcaptcha', 'captcha_recaptcha', 'captcha_none' ] ) ) {
				app.captchaUpdate();
				return;
			}

if ( app.isUncheckedEntryPreviewField( type, options ) ) {
				app.addEntryPreviewField( type, options );

return;
			}

var defaults = {
				position   : 'bottom',
				placeholder: false,
				scroll     : true,
				defaults   : false
			};
			options = $.extend( {}, defaults, options);

var data = {
				action  : 'wpforms_new_field_'+type,
				id      : s.formID,
				type    : type,
				defaults: options.defaults,
				nonce   : wpforms_builder.nonce
			};

return $.post(wpforms_builder.ajax_url, data, function(res) {
				if (res.success) {

var totalFields = $('.wpforms-field').length,
						$preview    = $('#wpforms-panel-fields .wpforms-panel-content-wrap'),
						$lastField  = $('.wpforms-field').last(),
						$newField   = $(res.data.preview),
						$newOptions = $(res.data.options);

$newField.css( 'display', 'none' );

if (options.placeholder) {
						options.placeholder.remove();
					}

// Determine where field gets placed
					if ( options.position === 'bottom' ) {

if ( $lastField.length && $lastField.hasClass( 'wpforms-field-stick' ) ) {

// Check to see if the last field we have is configured to
							// be stuck to the bottom, if so add the field above it.
							$( '.wpforms-field-wrap' ).children( ':eq(' + ( totalFields - 1 ) + ')' ).before( $newField );
							$( '.wpforms-field-options' ).children( ':eq(' + ( totalFields - 1 ) + ')' ).before( $newOptions );

} else {

// Add field to bottom
							$( '.wpforms-field-wrap' ).append( $newField );
							$( '.wpforms-field-options' ).append( $newOptions );
						}

} else if ( options.position === 'top' ) {

// Add field to top, scroll to
						$( '.wpforms-field-wrap' ).prepend( $newField );
						$( '.wpforms-field-options' ).prepend( $newOptions );

} else {

if ( options.position === totalFields && $lastField.length && $lastField.hasClass( 'wpforms-field-stick' ) ) {

// Check to see if the user tried to add the field at
							// the end BUT the last field we have is configured to
							// be stuck to the bottom, if so add the field above it.
							$( '.wpforms-field-wrap' ).children( ':eq(' + ( totalFields - 1 ) + ')' ).before( $newField );
							$( '.wpforms-field-options' ).children( ':eq(' + ( totalFields - 1 ) + ')' ).before( $newOptions );

} else if ( $( '.wpforms-field-wrap' ).find( '.wpforms-field' ).eq( options.position ).length ) {

// Add field to a specific location.
							$( '.wpforms-field-wrap' ).find( '.wpforms-field' ).eq( options.position ).before( $newField );
							$( '.wpforms-field-options' ).find( '.wpforms-field-option' ).eq( options.position ).before( $newOptions );

} else {

// Something's wrong, just add the field. This should never occur.
							$( '.wpforms-field-wrap' ).append( $newField );
							$( '.wpforms-field-options' ).append( $newOptions );
						}
					}

$newField.fadeIn();

$builder.find( '.no-fields, .no-fields-preview' ).remove();
					$builder.find( '.wpforms-field-submit' ).show();

// Scroll to the desired position.
					if ( options.scroll && options.position.length ) {

var scrollTop = $preview.scrollTop(),
							newFieldPosition = $newField.position().top,
							scrollAmount = newFieldPosition > scrollTop ? newFieldPosition - scrollTop : newFieldPosition + scrollTop;

$preview.animate(
							{

// Position `bottom` actually means that we need to scroll to the newly added field.
								scrollTop: options.position === 'bottom' ? scrollAmount : 0,
							},
							1000
						);
					}

$( '#wpforms-field-id' ).val( res.data.field.id + 1 );

wpf.initTooltips();
					app.loadColorPickers();
					app.toggleAllOptionGroups();

$builder.trigger( 'wpformsFieldAdd', [ res.data.field.id, type ] );

} else {
					console.log( res );
				}
			} ).fail( function( xhr, textStatus, e ) {
				console.log( xhr.responseText );
			} ).always( function() {
				$builder.find( '.wpforms-add-fields .wpforms-add-fields-button' ).prop( 'disabled', false );
			} );
		},

/**
		 * Update CAPTCHA form setting.
		 *
		 * @since 1.6.4
		 *
		 * @returns {object} jqXHR
		 */
		captchaUpdate: function() {

var data = {
				action : 'wpforms_update_field_captcha',
				id     : s.formID,
				nonce  : wpforms_builder.nonce,
			};

return $.post( wpforms_builder.ajax_url, data, function( res ) {

if ( res.success ) {
					var args = {
							title: false,
							content: false,
							icon: 'fa fa-exclamation-circle',
							type: 'orange',
							boxWidth: '450px',
							buttons: {
								confirm: {
									text: wpforms_builder.ok,
									btnClass: 'btn-confirm',
									keys: [ 'enter' ],
								},
							},
						},
						$enableCheckbox = $( '#wpforms-panel-field-settings-recaptcha' ),
						caseName        = res.data.current;

$enableCheckbox.data( 'provider', res.data.provider );

// Possible cases:
					//
					// not_configured - IF CAPTCHA is not configured in the WPForms plugin settings
					// configured_not_enabled - IF CAPTCHA is configured in WPForms plugin settings, but wasn't set in form settings
					// configured_enabled - IF CAPTCHA is configured in WPForms plugin and form settings
					if ( 'configured_not_enabled' === caseName || 'configured_enabled' === caseName ) {

// Get a correct case name.
						caseName = $enableCheckbox.prop( 'checked' ) ? 'configured_enabled' : 'configured_not_enabled';

// Check/uncheck a `CAPTCHA` checkbox in form setting.
						args.buttons.confirm.action = function() {
							$enableCheckbox.prop( 'checked', ( 'configured_not_enabled' === caseName ) ).trigger( 'change' );
						};
					}

args.title = res.data.cases[ caseName ].title;
					args.content = res.data.cases[ caseName ].content;

// Do you need a Cancel button?
					if ( res.data.cases[ caseName ].cancel ) {
						args.buttons.cancel = {
							text: wpforms_builder.cancel,
							keys: [ 'esc' ],
						};
					}

// Call a Confirm modal.
					$.confirm( args );
				} else {
					console.log( res );
				}
			} ).fail( function( xhr, textStatus, e ) {
				console.log( xhr.responseText );
			} );
		},

/**
		 * Sortable fields in the builder form preview area.
		 *
		 * @since 1.0.0
		 */
		fieldSortable: function() {

var fieldOptions = $( '.wpforms-field-options' ),
				fieldReceived = false,
				fieldIndex,
				fieldIndexNew,
				field,
				fieldNew,
				$scrollContainer = $( '#wpforms-panel-fields .wpforms-panel-content-wrap' ),
				currentlyScrolling = false;

$( '.wpforms-field-wrap' ).sortable( {
				items  : '> .wpforms-field:not(.wpforms-field-stick):not(.no-fields-preview)',
				axis   : 'y',
				delay  : 100,
				opacity: 0.75,
				cursor : 'move',
				start: function( e, ui ) {

fieldIndex = ui.item.index();
					field      = fieldOptions[0].children[fieldIndex];
				},
				stop: function( e, ui ) {

fieldIndexNew = ui.item.index();
					fieldNew = fieldOptions[ 0 ].children[ fieldIndexNew ];

if ( fieldIndex < fieldIndexNew ) {
						$( fieldNew ).after( field );
					} else {
						$( fieldNew ).before( field );
					}

$builder.trigger( 'wpformsFieldMove', ui );
					fieldReceived = false;
				},
				over: function( e, ui ) {

var $el = ui.item.first();

$el.addClass( 'wpforms-field-dragging' );

if ( $el.hasClass( 'wpforms-field-drag' ) ) {
						var width = $( '.wpforms-field' ).outerWidth() || elements.$sortableFieldsWrap.find( '.no-fields-preview' ).outerWidth();
						$el.addClass( 'wpforms-field-drag-over' ).removeClass( 'wpforms-field-drag-out' ).css( 'width', width ).css( 'height', 'auto' );
					}
				},
				out: function( e, ui ) {

var $el = ui.item.first();

$el.removeClass( 'wpforms-field-dragging' );

if ( ! fieldReceived ) {
						var width = $el.attr( 'data-original-width' );
						if ( $el.hasClass( 'wpforms-field-drag' ) ) {
							$el.addClass( 'wpforms-field-drag-out' ).removeClass( 'wpforms-field-drag-over' ).css( 'width', width ).css( 'left', '' )
								.css( 'top', '' );
						}
					}

$el.css( {
						'top': '',
						'left': '',
						'z-index': '',
					} );
				},
				receive: function( e, ui ) {

fieldReceived = true;

var pos = $( this ).data( 'ui-sortable' ).currentItem.index(),
						$el = ui.helper,
						type = $el.attr( 'data-field-type' );

$el.addClass( 'wpforms-field-drag-over wpforms-field-drag-pending' ).removeClass( 'wpforms-field-drag-out' ).css( 'width', '100%' );
					$el.append( s.spinnerInline );
					$builder.find( '.wpforms-add-fields .wpforms-add-fields-button' ).prop( 'disabled', true );
					$builder.find( '.no-fields-preview' ).remove();

app.fieldAdd( type, { position: pos, placeholder: $el } );
				},
				sort: function( e, ui ) {

if ( currentlyScrolling ) {
						return;
					}

var scrollAreaHeight = 50,
						operator,
						mouseYPosition = e.clientY,
						containerOffset = $scrollContainer.offset(),
						containerHeight = $scrollContainer.height(),
						containerBottom = containerOffset.top + containerHeight;

if (
						mouseYPosition > containerOffset.top &&
						mouseYPosition < ( containerOffset.top + scrollAreaHeight )
					) {
						operator = '-=';
					} else if (
						mouseYPosition > ( containerBottom - scrollAreaHeight ) &&
						mouseYPosition < containerBottom
					) {
						operator = '+=';
					} else {
						return;
					}

currentlyScrolling = true;

$scrollContainer.animate(
						{
							scrollTop: operator + containerHeight / 3 + 'px',
						},
						800,
						function() {
							currentlyScrolling = false;
						}
					);
				},
				cancel: '.wpforms-field-not-draggable',
			} );

$( '.wpforms-add-fields-button' )
				.not( '.not-draggable' )
				.not( '.warning-modal' )
				.not( '.education-modal' )
				.draggable( {
					connectToSortable: '.wpforms-field-wrap',
					delay: 200,
					helper: function() {
						var $this = $( this ),
							width = $this.outerWidth(),
							text = $this.html(),
							type = $this.data( 'field-type' ),
							$el = $( '<div class="wpforms-field-drag-out wpforms-field-drag">' );

return $el.html( text ).css( 'width', width ).attr( 'data-original-width', width ).attr( 'data-field-type', type );
					},
					revert: 'invalid',
					cancel: false,
					scroll: false,
					opacity: 0.75,
					containment: 'document',
				} );
		},

/**
		 * Add new field choice
		 *
		 * @since 1.0.0
		 */
		fieldChoiceAdd: function( event, el ) {

event.preventDefault();

var $this   = $( el ),
				$parent = $this.parent(),
				checked = $parent.find( 'input.default' ).is( ':checked' ),
				fieldID = $this.closest( '.wpforms-field-option-row-choices' ).data( 'field-id' ),
				id      = $parent.parent().attr( 'data-next-id' ),
				type    = $parent.parent().data( 'field-type' ),
				$choice = $parent.clone().insertAfter( $parent );

$choice.attr( 'data-key', id );
			$choice.find( 'input.label' ).val( '' ).attr( 'name', 'fields['+fieldID+'][choices]['+id+'][label]' );
			$choice.find( 'input.value' ).val( '' ).attr( 'name', 'fields['+fieldID+'][choices]['+id+'][value]' );
			$choice.find( 'input.source' ).val( '' ).attr( 'name', 'fields['+fieldID+'][choices]['+id+'][image]' );
			$choice.find( 'input.default').attr( 'name', 'fields['+fieldID+'][choices]['+id+'][default]' ).prop( 'checked', false );
			$choice.find( '.preview' ).empty();
			$choice.find( '.wpforms-image-upload-add' ).show();
			$choice.find( '.wpforms-money-input' ).trigger( 'focusout' );

if ( checked === true ) {
				$parent.find( 'input.default' ).prop( 'checked', true );
			}
			id++;
			$parent.parent().attr( 'data-next-id', id );
			$builder.trigger( 'wpformsFieldChoiceAdd' );
			app.fieldChoiceUpdate( type, fieldID );
		},

/**
		 * Delete field choice
		 *
		 * @since 1.0.0
		 */
		fieldChoiceDelete: function( e, el ) {

e.preventDefault();

var $this     = $( el ),
				$list     = $this.parent().parent(),
				total     = $list.find( 'li' ).length,
				fieldData = {
					'id'       : $list.data( 'field-id' ),
					'choiceId' : $this.closest( 'li' ).data( 'key' ),
					'message'  : '<strong>' + wpforms_builder.delete_choice_confirm + '</strong>',
					'trigger'  : false,
				};

$builder.trigger( 'wpformsBeforeFieldDeleteAlert', [ fieldData ] );

if ( total === 1 ) {
				app.fieldChoiceDeleteAlert();
			} else {
				var deleteChoice = function() {
					$this.parent().remove();
					app.fieldChoiceUpdate( $list.data( 'field-type' ), $list.data( 'field-id' ) );
					$builder.trigger( 'wpformsFieldChoiceDelete' );
				};

if ( ! fieldData.trigger ) {
					deleteChoice();

return;
				}

$.confirm( {
					title: false,
					content: fieldData.message,
					icon: 'fa fa-exclamation-circle',
					type: 'orange',
					buttons: {
						confirm: {
							text: wpforms_builder.ok,
							btnClass: 'btn-confirm',
							keys: [ 'enter' ],
							action: function() {
								deleteChoice();
							},
						},
						cancel: {
							text: wpforms_builder.cancel,
						},
					},
				} );
			}
		},

/**
		 * Field choice delete error alert.
		 *
		 * @since 1.6.7
		 */
		fieldChoiceDeleteAlert: function() {

$.alert( {
				title: false,
				content: wpforms_builder.error_choice,
				icon: 'fa fa-info-circle',
				type: 'blue',
				buttons: {
					confirm: {
						text: wpforms_builder.ok,
						btnClass: 'btn-confirm',
						keys: [ 'enter' ],
					},
				},
			} );
		},

/**
		 * Make field choices sortable.
		 *
		 * Currently used for select, radio, and checkboxes field types
		 *
		 * @since 1.0.0
		 */
		fieldChoiceSortable: function(type, selector) {

selector = typeof selector !== 'undefined' ? selector : '.wpforms-field-option-'+type+' .wpforms-field-option-row-choices ul';

$(selector).sortable({
				items  : 'li',
				axis   : 'y',
				delay  : 100,
				opacity: 0.6,
				handle : '.move',
				stop:function(e,ui){
					var id = ui.item.parent().data('field-id');
					app.fieldChoiceUpdate(type, id);
					$builder.trigger('wpformsFieldChoiceMove', ui);
				},
				update:function(e,ui){
				}
			});
		},

/**
		 * Generate Choice label. Used in field preview template.
		 *
		 * @since 1.6.2
		 *
		 * @param {object}  data     Template data.
		 * @param {numeric} choiceID Choice ID.
		 *
		 * @returns {string} Label.
		 */
		fieldChoiceLabel: function( data, choiceID ) {

var label = typeof data.settings.choices[choiceID].label !== 'undefined' && data.settings.choices[choiceID].label.length !== 0 ?
				wpf.sanitizeHTML( data.settings.choices[choiceID].label ) :
				wpforms_builder.choice_empty_label_tpl.replace( '{number}', choiceID );

if ( data.settings.show_price_after_labels ) {
				label += ' - ' + wpf.amountFormatCurrency( data.settings.choices[choiceID].value );
			}

return label;
		},

/**
		 * Update field choices in preview area, for the Fields panel.
		 *
		 * Currently used for select, radio, and checkboxes field types.
		 *
		 * @since 1.0.0
		 */
		fieldChoiceUpdate: function( type, id ) {

var $primary = $( '#wpforms-field-' + id + ' .primary-input' );

// Radio, Checkbox, and Payment Multiple/Checkbox use _ template.
			if ( 'radio' === type || 'checkbox' === type || 'payment-multiple' === type || 'payment-checkbox' === type ) {

var fieldSettings = wpf.getField( id ),
					order         = wpf.getChoicesOrder( id ),
					slicedChoices = {},
					slicedOrder   = order.slice( 0, 20 ),
					tmpl          = wp.template( 'wpforms-field-preview-checkbox-radio-payment-multiple' ),
					data          = {
						settings: fieldSettings,
						order:    slicedOrder,
						type:     'radio',
					};

// Slice choices for preview.
				slicedOrder.forEach( function( entry ) {
					slicedChoices[ entry ] = fieldSettings.choices[ entry ];
				} );

fieldSettings.choices = slicedChoices;

if ( 'checkbox' === type || 'payment-checkbox' === type ) {
					data.type = 'checkbox';
				}

$( '#wpforms-field-' + id ).find( 'ul.primary-input' ).replaceWith( tmpl( data ) );

// Toggle limit choices alert message.
				app.firstNChoicesAlert( id, order.length );

return;
			}

var isModernSelect = app.dropdownField.helpers.isModernSelect( $primary ),
				newChoice      = '';

// Multiple payment choices are radio buttons.
			if ( 'payment-multiple' === type ) {
				type = 'radio';
			}

// Checkbox payment choices are checkboxes.
			if ( 'payment-checkbox' === type ) {
				type = 'checkbox';
			}

// Dropdown payment choices are selects.
			if ( 'payment-select' === type ) {
				type = 'select';
			}

if ( 'select' === type ) {
				newChoice = '<option value="{label}">{label}</option>';
				$primary.find( 'option' ).not( '.placeholder' ).remove();

} else if ( 'radio' === type || 'checkbox' === type || 'gdpr-checkbox' === type ) {
				type = 'gdpr-checkbox' === type ? 'checkbox' : type;
				$primary.find( 'li' ).remove();
				newChoice = '<li><input type="' + type + '" disabled>{label}</li>';
			}

// Building an inner content for Primary field.
			var $choicesList         = $( '#wpforms-field-option-row-' + id + '-choices .choices-list' ),
				$choicesToRender     = $choicesList.find( 'li' ).slice( 0, 20 ),
				hasDefaults          = !! $choicesList.find( 'input.default:checked' ).length,
				modernSelectChoices  = [],
				showPriceAfterLabels = $( '#wpforms-field-option-' + id + '-show_price_after_labels' ).prop( 'checked' );

$choicesToRender.each( function() {// eslint-disable-line complexity

var $this    = $( this ),
					label    = wpf.sanitizeHTML( $this.find( 'input.label' ).val().trim() ),
					value    = $this.find( 'input.value' ).val(),
					selected = $this.find( 'input.default' ).is( ':checked' ),
					choiceID = $this.data( 'key' ),
					$choice;

label = label !== '' ? label : wpforms_builder.choice_empty_label_tpl.replace( '{number}', choiceID );
				label += ( showPriceAfterLabels && value ) ? ' - ' + wpf.amountFormatCurrency( value ) : '';

// Append a new choice.
				if ( ! isModernSelect ) {
					$choice = $( newChoice.replace( /{label}/g, label ) );
					$primary.append( $choice );
				} else {
					modernSelectChoices.push(
						{
							value: label,
							label: label,
						}
					);
				}

if ( true === selected ) {
					switch ( type ) {
						case 'select':

if ( ! isModernSelect ) {
								$choice.prop( 'selected', 'true' );
							} else {
								modernSelectChoices[ modernSelectChoices.length - 1 ].selected = true;
							}
							break;
						case 'radio':
						case 'checkbox':
							$choice.find( 'input' ).prop( 'checked', 'true' );
							break;
					}
				}
			} );

if ( isModernSelect ) {
				var placeholderClass  = $primary.prop( 'multiple' ) ? 'input.choices__input' : '.choices__inner .choices__placeholder',
					choicesjsInstance = app.dropdownField.helpers.getInstance( $primary ),
					isDynamicChoices = $( '#wpforms-field-option-' + id + '-dynamic_choices' ).val();

choicesjsInstance.removeActiveItems();
				choicesjsInstance.setChoices( modernSelectChoices, 'value', 'label', true );

// Re-initialize modern dropdown to properly determine and update placeholder.
				app.dropdownField.helpers.update( id, isDynamicChoices );

// Hide/show a placeholder for Modern select if it has or not default choices.
				$primary
					.closest( '.choices' )
					.find( placeholderClass )
					.toggleClass( 'wpforms-hidden', hasDefaults );
			}
		},

/**
		 * Field choice bulk add toggling.
		 *
		 * @since 1.3.7
		 */
		fieldChoiceBulkAddToggle: function(el) {

var $this  = $(el),
				$label = $this.closest('label');

if ( $this.hasClass('bulk-add-showing') ) {

// Import details is showing, so hide/remove it
				var $selector = $label.next('.bulk-add-display');
				$selector.slideUp(400, function() {
					$selector.remove();
				});
				$this.find('span').text(wpforms_builder.bulk_add_show);
			} else {

var importOptions = '<div class="bulk-add-display unfoldable-cont">';

importOptions += '<p class="heading wpforms-clear">'+wpforms_builder.bulk_add_heading+' <a href="#" class="toggle-bulk-add-presets">'+wpforms_builder.bulk_add_presets_show+'</a></p>';
				importOptions += '<ul>';
					for(var key in wpforms_preset_choices) {
						importOptions += '<li><a href="#" data-preset="'+key+'" class="bulk-add-preset-insert">'+wpforms_preset_choices[key].name+'</a></li>';
					}
				importOptions += '</ul>';
				importOptions += '<textarea placeholder="' + wpforms_builder.bulk_add_placeholder + '"></textarea>';
				importOptions += '<button class="bulk-add-insert wpforms-btn wpforms-btn-sm wpforms-btn-blue">' + wpforms_builder.bulk_add_button + '</button>';
				importOptions += '</div>';

$label.after(importOptions);
				$label.next('.bulk-add-display').slideDown(400, function() {
					$(this).find('textarea').focus();
				});
				$this.find('span').text(wpforms_builder.bulk_add_hide);
			}

$this.toggleClass('bulk-add-showing');
		},

/**
		 * Field choice bulk insert the new choices.
		 *
		 * @since 1.3.7
		 *
		 * @param {object} el DOM element.
		 */
		fieldChoiceBulkAddInsert: function( el ) {

var $this = $( el ),
				$container = $this.closest( '.wpforms-field-option-row' ),
				$textarea = $container.find( 'textarea' ),
				$list = $container.find( '.choices-list' ),
				$choice = $list.find( 'li:first-of-type' ).clone().wrap( '<div>' ).parent(),
				choice = '',
				fieldID = $container.data( 'field-id' ),
				type = $list.data( 'field-type' ),
				nextID = Number( $list.attr( 'data-next-id' ) ),
				newValues = $textarea.val().split( '\n' ),
				newChoices = '';

$this.prop( 'disabled', true ).html( $this.html() + ' ' + s.spinner );
			$choice.find( 'input.value,input.label' ).attr( 'value', '' );
			choice = $choice.html();

for ( var key in newValues ) {
				if ( ! newValues.hasOwnProperty( key ) ) {
					continue;
				}
				var value     = wpf.sanitizeHTML( newValues[ key ] ).trim().replace( /"/g, '&quot;' ),
					newChoice = choice;
				newChoice = newChoice.replace( /\[choices\]\[(\d+)\]/g, '[choices][' + nextID + ']' );
				newChoice = newChoice.replace( /data-key="(\d+)"/g, 'data-key="' + nextID + '"' );
				newChoice = newChoice.replace( /value="" class="label"/g, 'value="' + value + '" class="label"' );

// For some reasons IE has its own attribute order.
				newChoice = newChoice.replace( /class="label" type="text" value=""/g, 'class="label" type="text" value="' + value + '"' );
				newChoices += newChoice;
				nextID++;
			}
			$list.attr( 'data-next-id', nextID ).append( newChoices );

app.fieldChoiceUpdate( type, fieldID );
			$builder.trigger( 'wpformsFieldChoiceAdd' );
			app.fieldChoiceBulkAddToggle( $container.find( '.toggle-bulk-add-display' ) );
		},

/**
		 * Toggle fields tabs (Add Fields, Field Options.
		 *
		 * @since 1.0.0
		 */
		fieldTabToggle: function( id ) {

$( '.wpforms-tab a' ).removeClass( 'active' );
			$( '.wpforms-field, .wpforms-title-desc' ).removeClass( 'active' );

if ( id === 'add-fields' ) {
				$( '#add-fields a' ).addClass( 'active' );
				$( '.wpforms-field-options' ).hide();
				$( '.wpforms-add-fields' ).show();
			} else {
				$( '#field-options a' ).addClass( 'active' );
				if ( id === 'field-options' ) {
					var $field = $( '.wpforms-field' ).first();

$field.addClass( 'active' );
					id = $field.data( 'field-id' );
				} else {
					$( '#wpforms-field-' + id ).addClass( 'active' );
				}
				$( '.wpforms-field-option' ).hide();
				$( '#wpforms-field-option-' + id ).show();
				$( '.wpforms-add-fields' ).hide();
				$( '.wpforms-field-options' ).show();
			}
		},

/**
		 * Watches fields being added and listens for a pagebreak field.
		 *
		 * If a pagebreak field is added, and it's the first one, then we
		 * automatically add the top and bottom pagebreak elements to the
		 * builder.
		 *
		 * @param {object} event Current DOM event.
		 * @param {number} id    Field ID.
		 * @param {string} type  Field type.
		 *
		 * @since 1.2.1
		 */
		fieldPagebreakAdd: function( event, id, type ) {

if ( 'pagebreak' !== type ) {
				return;
			}

var options;

if ( ! s.pagebreakTop ) {

s.pagebreakTop = true;
				options = {
					position: 'top',
					scroll: false,
					defaults: {
						position: 'top',
						nav_align: 'left',
					},
				};
				app.fieldAdd( 'pagebreak', options ).done( function( res ) {
					s.pagebreakTop = res.data.field.id;
					var $preview = $( '#wpforms-field-' + res.data.field.id ),
						$options = $( '#wpforms-field-option-' + res.data.field.id );

$options.find( '.wpforms-field-option-group' ).addClass( 'wpforms-pagebreak-top' );
					$preview.addClass( 'wpforms-field-stick wpforms-pagebreak-top' );
				} );

} else if ( ! s.pagebreakBottom ) {

s.pagebreakBottom = true;
				options = {
					position: 'bottom',
					scroll: false,
					defaults: {
						position: 'bottom',
					},
				};
				app.fieldAdd( 'pagebreak', options ).done( function( res ) {
					s.pagebreakBottom = res.data.field.id;
					var $preview = $( '#wpforms-field-' + res.data.field.id ),
						$options = $( '#wpforms-field-option-' + res.data.field.id );

$options.find( '.wpforms-field-option-group' ).addClass( 'wpforms-pagebreak-bottom' );
					$preview.addClass( 'wpforms-field-stick wpforms-pagebreak-bottom' );
				} );
			}
		},

/**
		 * Watches fields being deleted and listens for a pagebreak field.
		 *
		 * If a pagebreak field is added, and it's the first one, then we
		 * automatically add the top and bottom pagebreak elements to the
		 * builder.
		 *
		 * @param {object} event Current DOM event.
		 * @param {number} id    Field ID.
		 * @param {string} type  Field type.
		 *
		 * @since 1.2.1
		 */
		fieldPagebreakDelete: function( event, id, type ) {

if ( 'pagebreak' !== type ) {
				return;
			}

var pagebreaksRemaining = $( '.wpforms-field-pagebreak' ).not( '.wpforms-pagebreak-top, .wpforms-pagebreak-bottom' ).length;

if ( pagebreaksRemaining ) {
				return;
			}

// All pagebreaks, excluding top/bottom, are gone.
			// So we need to remove the top and bottom pagebreak.
			var $preview = $( '.wpforms-preview-wrap' ),
				$top = $preview.find( '.wpforms-pagebreak-top' ),
				topID = $top.data( 'field-id' ),
				$bottom = $preview.find( '.wpforms-pagebreak-bottom' ),
				bottomID = $bottom.data( 'field-id' );

$top.remove();
			$( '#wpforms-field-option-' + topID ).remove();
			s.pagebreakTop = false;
			$bottom.remove();
			$( '#wpforms-field-option-' + bottomID ).remove();
			s.pagebreakBottom = false;
		},

/**
		 * Init Display Previous option for Pagebreak field.
		 *
		 * @since 1.5.8
		 *
		 * @param {jQuery} $field Page Break field jQuery object.
		 */
		fieldPageBreakInitDisplayPrevious: function( $field ) {

var id          = $field.data( 'field-id' ),
				$prevToggle = $( '#wpforms-field-option-row-' + id + '-prev_toggle' ),
				$prev       = $( '#wpforms-field-option-row-' + id + '-prev' ),
				$prevBtn    = $field.find( '.wpforms-pagebreak-prev' );

if ( $field.prevAll( '.wpforms-field-pagebreak.wpforms-pagebreak-normal' ).length > 0 ) {
				$prevToggle.removeClass( 'hidden' );
				$prev.removeClass( 'hidden' );
				if ( $prevToggle.find( 'input' ).is( ':checked' ) ) {
					$prevBtn.removeClass( 'wpforms-hidden' ).text( $prev.find( 'input' ).val() );
				}
			} else {
				$prevToggle.addClass( 'hidden' );
				$prev.addClass( 'hidden' );
				$prevBtn.addClass( 'wpforms-hidden' );
			}
		},

/**
		 * Field Dynamic Choice toggle.
		 *
		 * @since 1.2.8
		 */
		fieldDynamicChoiceToggle: function( el ) {

var $this       = $( el ),
				$thisOption = $this.parent(),
				value       = $this.val(),
				id          = $thisOption.data( 'field-id' ),
				type        = $( '#wpforms-field-option-' + id ).find( '.wpforms-field-option-hidden-type' ).val(),
				$field      = $( '#wpforms-field-' + id ),
				$choices    = $( '#wpforms-field-option-row-' + id + '-choices' ),
				$images     = $( '#wpforms-field-option-' + id + '-choices_images' );

// Hide image choices if dynamic choices is not off.
			app.fieldDynamicChoiceToggleImageChoices();

// Fire an event when a field's dynamic choices option was changed.
			$builder.trigger( 'wpformsFieldDynamicChoiceToggle' );

// Loading
			wpf.fieldOptionLoading( $thisOption );

// Remove previous dynamic post type or taxonomy source options.
			$( '#wpforms-field-option-row-' + id + '-dynamic_post_type' ).remove();
			$( '#wpforms-field-option-row-' + id + '-dynamic_taxonomy' ).remove();

/*
			 * Post type or Taxonomy based dynamic populating.
			 */
			if ( '' !== value ) {

// Hide choice images option, not applicable.
				$images.addClass( 'wpforms-hidden' );

// Hide `Bulk Add` toggle.
				$choices.find( '.toggle-bulk-add-display' ).addClass( 'wpforms-hidden' );

var data = {
					type    : value,
					field_id: id, // eslint-disable-line camelcase
					action  : 'wpforms_builder_dynamic_choices',
					nonce   : wpforms_builder.nonce,
				};

$.post( wpforms_builder.ajax_url, data, function( res ) {
					if ( res.success ) {

// New option markup.
						$thisOption.after( res.data.markup );

} else {
						console.log( res );
					}

// Hide loading indicator.
					wpf.fieldOptionLoading( $thisOption, true );

// Re-init tooltips for new field.
					wpf.initTooltips();

// Trigger Dynamic source updates.
					$( '#wpforms-field-option-' + id + '-dynamic_' + value ).find( 'option:first' ).prop( 'selected', true );
					$( '#wpforms-field-option-' + id + '-dynamic_' + value ).trigger( 'change' );

} ).fail( function( xhr, textStatus, e ) {
					console.log( xhr.responseText );
				} );

return; // Nothing more for dynamic populating.
			}

/*
			 * "Off" - no dynamic populating.
			 */

// Show choice images option.
			$images.removeClass( 'wpforms-hidden' );

// Show `Bulk Add` toggle.
			$choices.find( '.toggle-bulk-add-display' ).removeClass( 'wpforms-hidden' );

$( '#wpforms-field-' + id ).find( '.wpforms-alert' ).remove();

if ( [ 'checkbox', 'radio', 'payment-multiple', 'payment-checkbox' ].indexOf( type ) > -1 ) {

app.fieldChoiceUpdate( type, id );

// Toggle elements and hide loading indicator.
				$choices.find( 'ul' ).removeClass( 'wpforms-hidden' );
				$choices.find( '.wpforms-alert' ).addClass( 'wpforms-hidden' );

wpf.fieldOptionLoading( $thisOption, true );

return; // Nothing more for those types.
			}

// Get original field choices.
			var choices  = [],
				$primary = $field.find( '.primary-input' ),
				key;

$( '#wpforms-field-option-row-' + id + '-choices li' ).each( function() {
				var $this = $( this );

choices.push( {
					label: wpf.sanitizeHTML( $this.find( '.label' ).val() ),
					selected: $this.find( '.default' ).is( ':checked' ),
				} );
			} );

// Restore field to display original field choices.
			if ( $field.hasClass( 'wpforms-field-select' ) ) {
				var isModernSelect = app.dropdownField.helpers.isModernSelect( $primary ),
					optionHTML     = '',
					selected       = false;

// Remove previous items.
				$primary.find( 'option' ).not( '.placeholder' ).remove();

// Update Modern Dropdown.
				if ( isModernSelect && choices.length ) {
					app.dropdownField.helpers.update( id, false );
				} else {

// Update Classic select field.
					for ( key in choices ) {
						selected = choices[ key ].selected;

optionHTML = '<option';
						optionHTML += selected ? ' selected>' : '>';
						optionHTML += choices[ key ].label + '</option>';

$primary.append( optionHTML );
					}
				}

} else {
				type = 'radio';

if ( $field.hasClass( 'wpforms-field-checkbox' ) ) {
					type = 'checkbox';
				}

// Remove previous items.
				$primary.empty();

// Add new items to radio or checkbox field.
				for ( key in choices ) {
					optionHTML = '<li><input type="' + type + '" disabled';
					optionHTML += choices[ key ].selected ? ' selected>' : '>';
					optionHTML += choices[ key ].label + '</li>';

$primary.append( optionHTML );
				}
			}

// Toggle elements and hide loading indicator.
			$choices.find( 'ul' ).removeClass( 'wpforms-hidden' );
			$choices.find( '.wpforms-alert' ).addClass( 'wpforms-hidden' );

wpf.fieldOptionLoading( $thisOption, true );
		},

/**
		 * Field Dynamic Choice Source toggle.
		 *
		 * @since 1.2.8
		 */
		fieldDynamicChoiceSource: function( el ) {

var $this       = $( el ),
				$thisOption = $this.parent(),
				value       = $this.val(),
				id          = $thisOption.data( 'field-id' ),
				form_id     = $( '#wpforms-builder-form' ).data( 'id' ),
				$choices    = $( '#wpforms-field-option-row-' + id + '-choices' ),
				$field      = $( '#wpforms-field-' + id ),
				type        = $( '#wpforms-field-option-' + id + '-dynamic_choices option:selected' ).val(),
				limit       = 20;

// Loading.
			wpf.fieldOptionLoading( $thisOption );

var data = {
				type    : type,
				source  : value,
				field_id: id,
				form_id : form_id,
				action  : 'wpforms_builder_dynamic_source',
				nonce   : wpforms_builder.nonce
			};

$.post( wpforms_builder.ajax_url, data, function( res ) {

if ( ! res.success ) {
					console.log( res );

// Toggle elements and hide loading indicator.
					wpf.fieldOptionLoading( $thisOption, true );
					return;
				}

// Update info box and remove old choices.
				$choices.find( '.dynamic-name' ).text( res.data.source_name );
				$choices.find( '.dynamic-type' ).text( res.data.type_name );
				$choices.find( 'ul' ).addClass( 'wpforms-hidden' );
				$choices.find( '.wpforms-alert' ).removeClass( 'wpforms-hidden' );

// Update items.
				app.fieldDynamicChoiceSourceItems( $field, res.data.items );

if ( $field.hasClass( 'wpforms-field-select' ) ) {
					limit = 200;
				}

// If the source has more items than the field type can
				// ideally handle alert the user.
				if ( Number( res.data.total ) > limit ) {
					var msg = wpforms_builder.dynamic_choice_limit;

msg = msg.replace( '{source}', res.data.source_name );
					msg = msg.replace( '{type}', res.data.type_name );
					msg = msg.replace( '{limit}', limit );
					msg = msg.replace( '{total}', res.data.total );

$.alert( {
						title: wpforms_builder.heads_up,
						content: msg,
						icon: 'fa fa-info-circle',
						type: 'blue',
						buttons: {
							confirm: {
								text: wpforms_builder.ok,
								btnClass: 'btn-confirm',
								keys: [ 'enter' ],
							},
						},
					} );
				}

// Toggle limit choices alert message.
				app.firstNChoicesAlert( id, res.data.total );

// Toggle elements and hide loading indicator.
				wpf.fieldOptionLoading( $thisOption, true );

} ).fail( function( xhr, textStatus, e ) {
				console.log( xhr.responseText );
			} );
		},

/**
		 * Update a Field Items when `Dynamic Choice` Source is toggled.
		 *
		 * @since 1.6.1
		 *
		 * @param {object} $field jQuery selector for current field.
		 * @param {object} items  Items collection.
		 */
		fieldDynamicChoiceSourceItems: function( $field, items ) {

var $primary = $field.find( '.primary-input' ),
				key      = 0;

if ( $field.hasClass( 'wpforms-field-select' ) ) {
				var isModernSelect = app.dropdownField.helpers.isModernSelect( $primary );

if ( isModernSelect ) {
					app.fieldDynamicChoiceSourceForModernSelect( $primary, items );
				} else {
					app.fieldDynamicChoiceSourceForClassicSelect( $primary, items );
				}

} else {
				var type = 'radio';

if ( $field.hasClass( 'wpforms-field-checkbox' ) ) {
					type = 'checkbox';
				}

// Remove previous items.
				$primary.empty();

// Add new items to radio or checkbox field.
				for ( key in items ) {
					$primary.append( '<li><input type="' + type + '" disabled> ' + wpf.sanitizeHTML( items[ key ] ) + '</li>' );
				}
			}
		},

/**
		 * Update options for Modern style select when `Dynamic Choice` Source is toggled.
		 *
		 * @since 1.6.1
		 *
		 * @param {object} $jquerySelector jQuery selector for primary input.
		 * @param {object} items Items collection.
		 */
		fieldDynamicChoiceSourceForModernSelect: function( $jquerySelector, items ) {

var instance = app.dropdownField.helpers.getInstance( $jquerySelector ),
				fieldId  = $jquerySelector.closest( '.wpforms-field' ).data().fieldId;

// Destroy the instance of Choices.js.
			instance.destroy();

// Update a placeholder.
			app.dropdownField.helpers.updatePlaceholderChoice( instance, fieldId );

// Update options.
			app.fieldDynamicChoiceSourceForClassicSelect( $jquerySelector, items );

// Choices.js init.
			app.dropdownField.events.choicesInit( $jquerySelector );
		},

/**
		 * Update options for Classic style select when `Dynamic Choice` Source is toggled.
		 *
		 * @since 1.6.1
		 *
		 * @param {object} $jquerySelector jQuery selector for primary input.
		 * @param {object} items Items collection.
		 */
		fieldDynamicChoiceSourceForClassicSelect: function( $jquerySelector, items ) {

var index     = 0,
				itemsSize = items.length;

// Clear.
			$jquerySelector.find( 'option' ).not( '.placeholder' ).remove();

// Add options (items) to a single <select> field.
			for ( ; index < itemsSize; index++ ) {
				var item = wpf.sanitizeHTML( items[ index ] );

$jquerySelector.append( '<option value="' + item + '">' + item + '</option>' );
			}
		},

/**
		 * Image choice toggle, hide image choices, image choices style, choices if Dynamic choices is not OFF.
		 *
		 * @since 1.5.8
		 */
		fieldDynamicChoiceToggleImageChoices: function() {

$( '#wpforms-builder .wpforms-field-options .wpforms-field-option' ).each(
				function( key, value ) {
					var $option = $( value ),
						dynamicSelect = $option.find( '.wpforms-field-option-row-dynamic_choices select' );

if (
						typeof dynamicSelect.val() !== 'undefined' &&
						'' !== dynamicSelect.val()
					) {
						$option.find( '.wpforms-field-option-row-choices_images' ).hide();
						$option.find( '.wpforms-field-option-row-choices_images_style' ).hide();
					} else {
						$option.find( '.wpforms-field-option-row-choices_images' ).show();
						$option.find( '.wpforms-field-option-row-choices_images_style' ).show();
					}
				}
			);
		},

/**
		 * Show choices limit alert message.
		 *
		 * @since 1.6.9
		 *
		 * @param {number} fieldId Field ID.
		 * @param {number} total   Total number of choices.
		 */
		firstNChoicesAlert: function( fieldId, total ) {

var tmpl   = wp.template( 'wpforms-choices-limit-message' ),
				data   = {
					total: total,
				},
				limit  = 20,
				$field = $( '#wpforms-field-' + fieldId );

// Don't show message for select fields.
			if ( $field.hasClass( 'wpforms-field-select' ) ) {
				return;
			}

$field.find( '.wpforms-alert-dynamic' ).remove();

if ( total > limit ) {
				$field.find( '.primary-input' ).after( tmpl( data ) );
			}

/**
		 * Field layout selector toggling.
		 *
		 * @since 1.3.7
		 */
		fieldLayoutSelectorToggle: function(el) {

var $this   = $(el),
				$label  = $this.closest('label'),
				layouts = {
					'layout-1' : [
						{
							'class': 'one-half',
							'data' : 'wpforms-one-half wpforms-first'
						},
						{
							'class': 'one-half',
							'data' : 'wpforms-one-half'
						}
					],
					'layout-2' : [
						{
							'class': 'one-third',
							'data' : 'wpforms-one-third wpforms-first'
						},
						{
							'class': 'one-third',
							'data' : 'wpforms-one-third'
						},
						{
							'class': 'one-third',
							'data' : 'wpforms-one-third'
						}
					],
					'layout-3' : [
						{
							'class': 'one-fourth',
							'data' : 'wpforms-one-fourth wpforms-first'
						},
						{
							'class': 'one-fourth',
							'data' : 'wpforms-one-fourth'
						},
						{
							'class': 'one-fourth',
							'data' : 'wpforms-one-fourth'
						},
						{
							'class': 'one-fourth',
							'data' : 'wpforms-one-fourth'
						}
					],
					'layout-4' : [
						{
							'class': 'one-third',
							'data' : 'wpforms-one-third wpforms-first'
						},
						{
							'class': 'two-third',
							'data' : 'wpforms-two-thirds'
						}
					],
					'layout-5' : [
						{
							'class': 'two-third',
							'data' : 'wpforms-two-thirds wpforms-first'
						},
						{
							'class': 'one-third',
							'data' : 'wpforms-one-third'
						}
					],
					'layout-6' : [
						{
							'class': 'one-fourth',
							'data' : 'wpforms-one-fourth wpforms-first'
						},
						{
							'class': 'one-fourth',
							'data' : 'wpforms-one-fourth'
						},
						{
							'class': 'two-fourth',
							'data' : 'wpforms-two-fourths'
						}
					],
					'layout-7' : [
						{
							'class': 'two-fourth',
							'data' : 'wpforms-two-fourths wpforms-first'
						},
						{
							'class': 'one-fourth',
							'data' : 'wpforms-one-fourth'
						},
						{
							'class': 'one-fourth',
							'data' : 'wpforms-one-fourth'
						}
					],
					'layout-8' : [
						{
							'class': 'one-fourth',
							'data' : 'wpforms-one-fourth wpforms-first'
						},
						{
							'class': 'two-fourth',
							'data' : 'wpforms-two-fourths'
						},
						{
							'class': 'one-fourth',
							'data' : 'wpforms-one-fourth'
						}
					]
				};

if ( $this.hasClass('layout-selector-showing') ) {

// Selector is showing, so hide/remove it
				var $selector = $label.next('.layout-selector-display');
				$selector.slideUp(400, function() {
					$selector.remove();
				});
				$this.find('span').text(wpforms_builder.layout_selector_show);
			} else {

// Create selector options
				var layoutOptions = '<div class="layout-selector-display unfoldable-cont">';

layoutOptions += '<p class="heading">' + wpforms_builder.layout_selector_layout + '</p>';
				layoutOptions += '<div class="layouts">';

for ( var key in layouts ) {
					var layout = layouts[ key ];
					layoutOptions += '<div class="layout-selector-display-layout">';
					for ( var i in layout ) {
						layoutOptions += '<span class="' + layout[ i ].class + '" data-classes="' + layout[ i ].data + '"></span>';
					}
					layoutOptions += '</div>';
				}

layoutOptions += '</div></div>';

$label.after( layoutOptions );
				$label.next( '.layout-selector-display' ).slideDown();
				$this.find( 'span' ).text( wpforms_builder.layout_selector_hide );
			}

$this.toggleClass( 'layout-selector-showing' );
		},

/**
		 * Field layout selector, selecting a layout.
		 *
		 * @since 1.3.7
		 */
		fieldLayoutSelectorLayout: function(el) {

var $this   = $(el),
				$label  = $this.closest('label');

$this.parent().find('.layout-selector-display-layout').not($this).remove();
			$this.parent().find('.heading').text(wpforms_builder.layout_selector_column);
			$this.toggleClass('layout-selector-display-layout layout-selector-display-columns')
		},

/**
		 * Field layout selector, insert into class field.
		 *
		 * @since 1.3.7
		 */
		fieldLayoutSelectorInsert: function(el) {
			var $this     = $(el),
				$selector = $this.closest('.layout-selector-display'),
				$parent   = $selector.parent(),
				$label    = $parent.find('label'),
				$input    = $parent.find('input[type=text]'),
				classes   = $this.data('classes');

if ( $input.val() ) {
				classes = ' ' + classes;
			}

$input.insertAtCaret(classes);

// remove list, all done!
			$selector.slideUp(400, function() {
				$selector.remove();
			});

$label.find('.toggle-layout-selector-display').removeClass('layout-selector-showing');
			$label.find('.toggle-layout-selector-display span').text(wpforms_builder.layout_selector_show);
		},

//--------------------------------------------------------------------//
		// Settings Panel
		//--------------------------------------------------------------------//

/**
		 * Element bindings for Settings panel.
		 *
		 * @since 1.0.0
		 */
		bindUIActionsSettings: function() {

// Clicking form title/desc opens Settings panel.
			$builder.on( 'click', '.wpforms-title-desc, .wpforms-field-submit-button, .wpforms-center-form-name', function( e ) {
				e.preventDefault();
				app.panelSwitch( 'settings' );
				if ( $( this ).hasClass( 'wpforms-center-form-name' ) || $( this ).hasClass( 'wpforms-title-desc' ) ) {
					setTimeout( function() {
						$( '#wpforms-panel-field-settings-form_title' ).focus();
					}, 300 );
				}
			} );

// Clicking form previous page break button.
			$builder.on( 'click', '.wpforms-field-pagebreak-last button', function( e ) {
				e.preventDefault();

app.panelSwitch( 'settings' );
				$( '#wpforms-panel-field-settings-pagebreak_prev' ).focus();
			} );

// Clicking form last page break button.
			$builder.on( 'input', '#wpforms-panel-field-settings-pagebreak_prev', function() {
				$( '.wpforms-field-pagebreak-last button' ).text( $( this ).val() );
			} );

// Real-time updates for editing the form title.
			$builder.on( 'input', '#wpforms-panel-field-settings-form_title, #wpforms-setup-name', function() {

var title = $.trim( $( this ).val() );

$( '.wpforms-preview .wpforms-form-name' ).text( title );
				$( '.wpforms-center-form-name.wpforms-form-name' ).text( title );
				app.trimFormTitle();
			} );

// Real-time updates for editing the form description.
			$builder.on( 'input', '#wpforms-panel-field-settings-form_desc', function() {
				$( '.wpforms-form-desc' ).text( $( this ).val() );
			} );

// Real-time updates for editing the form submit button.
			$builder.on( 'input', '#wpforms-panel-field-settings-submit_text', function() {
				$( '.wpforms-field-submit input[type=submit]' ).val( $( this ).val() );
			} );

// Toggle form reCAPTCHA setting.
			$builder.on( 'change', '#wpforms-panel-field-settings-recaptcha', function() {
				app.captchaToggle();
			} );

// Toggle form confirmation setting fields.
			$builder.on( 'change', '.wpforms-panel-field-confirmations-type', function() {
				app.confirmationFieldsToggle( $( this ) );
			} );

$builder.on( 'change', '.wpforms-panel-field-confirmations-message_entry_preview', app.confirmationEntryPreviewToggle );

// Toggle form notification setting fields.
			$builder.on( 'change', '#wpforms-panel-field-settings-notification_enable', function() {
				app.notificationToggle();
			} );

// Add new settings block.
			$builder.on( 'click', '.wpforms-builder-settings-block-add', function( e ) {
				e.preventDefault();

if ( ! wpforms_builder.pro ) {
					return;
				}

app.settingsBlockAdd( $( this ) );
			} );

// Edit settings block name.
			$builder.on( 'click', '.wpforms-builder-settings-block-edit', function( e ) {
				e.preventDefault();

var $el = $( this );

if ( $el.parents( '.wpforms-builder-settings-block-header' ).find( '.wpforms-builder-settings-block-name' ).hasClass( 'editing' ) ) {
					app.settingsBlockNameEditingHide( $el );
				} else {
					app.settingsBlockNameEditingShow( $el );
				}
			} );

// Update settings block name and close editing interface.
			$builder.on( 'blur', '.wpforms-builder-settings-block-name-edit input', function( e ) {

// Do not fire if for onBlur user clicked on edit button - it has own event processing.
				if ( ! $( e.relatedTarget ).hasClass( 'wpforms-builder-settings-block-edit' ) ) {
					app.settingsBlockNameEditingHide( $( this ) );
				}
			} );

// Close settings block editing interface with pressed Enter.
			$builder.on( 'keypress', '.wpforms-builder-settings-block-name-edit input', function( e ) {

// On Enter - hide editing interface.
				if ( e.keyCode === 13 ) {
					app.settingsBlockNameEditingHide( $( this ) );

// We need this preventDefault() to stop jumping to form name editing input.
					e.preventDefault();
				}
			} );

// Clone settings block.
			$builder.on( 'click', '.wpforms-builder-settings-block-clone', function( e ) {
				e.preventDefault();

app.settingsBlockPanelClone( $( this ) );
			} );

// Toggle settings block - slide up or down.
			$builder.on( 'click', '.wpforms-builder-settings-block-toggle', function( e ) {
				e.preventDefault();

app.settingsBlockPanelToggle( $( this ) );
			} );

// Remove settings block.
			$builder.on( 'click', '.wpforms-builder-settings-block-delete', function( e ) {
				e.preventDefault();
				app.settingsBlockDelete( $( this ) );
			} );
		},

/**
		 * Toggle displaying the CAPTCHA.
		 *
		 * @since 1.6.4
		 */
		captchaToggle: function() {

var $preview = $builder.find( '.wpforms-field-recaptcha' ),
				$setting = $( '#wpforms-panel-field-settings-recaptcha' ),
				provider = $setting.data( 'provider' );

provider = provider || 'recaptcha';

if ( ! $preview.length ) {
				return;
			}

if ( $setting.is( ':checked' ) ) {
				$preview
					.show()
					.toggleClass( 'is-recaptcha', 'recaptcha' === provider );

} else {
				$preview.hide();
			}
		},

/**
		 * Setup the Confirmation blocks.
		 *
		 * @since 1.4.8
		 */
		confirmationsSetup: function() {

// Toggle the setting fields in each confirmation block.
			$( '.wpforms-panel-field-confirmations-type' ).each( function() {
				app.confirmationFieldsToggle( $( this ) );
			} );

// Init TinyMCE in each confirmation block.
			$( '.wpforms-panel-field-confirmations-message' ).each( function() {
				if ( typeof tinymce !== 'undefined' && typeof wp.editor !== 'undefined' ) {
					wp.editor.initialize( $( this ).attr( 'id' ), s.tinymceDefaults );
				}
			} );

// Validate Confirmation Redirect URL.
			$builder.on( 'focusout', '.wpforms-panel-field-confirmations-redirect', function( event ) {

var $field = $( this ),
					url = $field.val().trim();

$field.val( url );

if ( wpf.isURL( url ) || url === '' ) {
					return;
				}

$.confirm( {
					title: wpforms_builder.heads_up,
					content: wpforms_builder.redirect_url_field_error,
					icon: 'fa fa-exclamation-circle',
					type: 'orange',
					buttons: {
						confirm: {
							text: wpforms_builder.ok,
							btnClass: 'btn-confirm',
							keys: [ 'enter' ],
							action: function() {
								$field.focus();
							},
						},
					},
				} );
			} );
		},

/**
		 * Toggle the different form Confirmation setting fields.
		 *
		 * @since 1.4.8
		 *
		 * @param {jQuery} $el Element.
		 */
		confirmationFieldsToggle: function( $el ) {

if ( ! $el.length ) {
				return;
			}

var type = $el.val(),
				$block = $el.closest( '.wpforms-builder-settings-block-content' );

$block.find( '.wpforms-panel-field' )
				.not( $el.parent() )
				.not( '.wpforms-conditionals-enable-toggle' )
				.hide();

$block.find( '.wpforms-panel-field-confirmations-' + type ).closest( '.wpforms-panel-field' ).show();

if ( type === 'message' ) {
				$block.find( '.wpforms-panel-field-confirmations-message_scroll' ).closest( '.wpforms-panel-field' ).show();
				$block.find( '.wpforms-panel-field-confirmations-message_entry_preview' ).trigger( 'change' ).closest( '.wpforms-panel-field' ).show();
			}
		},

/**
		 * Show/hide an entry preview message.
		 *
		 * @since 1.6.9
		 */
		confirmationEntryPreviewToggle: function() {

var $this = $( this ),
				$styleField = $this.closest( '.wpforms-builder-settings-block-content' ).find( '.wpforms-panel-field-confirmations-message_entry_preview_style' ).parent();

$this.is( ':checked' ) ? $styleField.show() : $styleField.hide();
		},

/**
		 * Toggle the displaying notification settings depending on if the
		 * notifications are enabled.
		 *
		 * @since 1.1.9
		 */
		notificationToggle: function() {

var $notification = $( '#wpforms-panel-field-settings-notification_enable' ),
				$settingsBlock = $notification.closest( '.wpforms-panel-content-section' ).find( '.wpforms-builder-settings-block' ),
				$enabled = $notification.is( ':checked' );

// Toggle Add new notification button.
			$( '.wpforms-notifications-add' ).toggleClass( 'wpforms-hidden', ! $enabled );

$enabled ? $settingsBlock.show() : $settingsBlock.hide();
		},

/**
		 * Notifications by status alerts.
		 *
		 * @since 1.6.6
		 */
		notificationsByStatusAlerts: function() {

$builder.on( 'change', '.wpforms-panel-content-section-notifications .wpforms-notification-by-status-alert', function( e ) {

var $input = $( this );

if ( ! $input.prop( 'checked' ) ) {
					return;
				}

var $enabled = $( '.wpforms-radio-group-' + $input.attr( 'data-radio-group' ) + ':checked:not(#' + $input.attr( 'id' ) + ')' ),
					alertText = '';

if ( $enabled.length === 0 ) {
					alertText = wpforms_builder.notification_by_status_enable_alert;
					alertText = alertText.replace( /%s/g, $input.data( 'provider-title' ) );
				} else {
					alertText = wpforms_builder.notification_by_status_switch_alert;
					alertText = alertText.replace( /%2\$s/g, $enabled.data( 'provider-title' ) );
					alertText = alertText.replace( /%1\$s/g, $input.data( 'provider-title' ) );
				}

$.confirm( {
					title: wpforms_builder.heads_up,
					content: alertText,
					icon: 'fa fa-exclamation-circle',
					type: 'orange',
					buttons: {
						confirm: {
							text: wpforms_builder.ok,
							btnClass: 'btn-confirm',
						},
					},
				} );
			} );

/**
		 * Add new settings block.
		 *
		 * @since 1.4.8
		 * @since 1.6.1 Added processing for Field Map table.
		 * @since 1.6.1.2 Registered `wpformsSettingsBlockAdded` trigger.
		 *
		 * @param {jQuery} $el Settings Block jQuery object.
		 */
		settingsBlockAdd: function($el) {

var nextID = Number( $el.attr( 'data-next-id' ) ),
				panelID = $el.closest( '.wpforms-panel-content-section' ).data( 'panel' ),
				blockType = $el.data( 'block-type' ),
				namePrompt = wpforms_builder[ blockType + '_prompt' ],
				nameField = '<input autofocus="" type="text" id="settings-block-name" placeholder="' + wpforms_builder[ blockType + '_ph' ] + '">',
				nameError = '<p class="error">' + wpforms_builder[ blockType + '_error' ] + '</p>',
				modalContent = namePrompt + nameField + nameError;

var modal = $.confirm( {
				container: $builder,
				title: false,
				content: modalContent,
				icon: 'fa fa-info-circle',
				type: 'blue',
				buttons: {
					confirm: {
						text: wpforms_builder.ok,
						btnClass: 'btn-confirm',
						keys: [ 'enter' ],
						action: function() {

var settingsBlockName = $.trim( this.$content.find( 'input#settings-block-name' ).val() ),
								error = this.$content.find( '.error' );

if ( settingsBlockName === '' ) {
								error.show();
								return false;
							} else {
								var $firstSettingsBlock = $el.closest( '.wpforms-panel-content-section' ).find( '.wpforms-builder-settings-block' ).first();

// Restore tooltips before cloning.
								wpf.restoreTooltips( $firstSettingsBlock );

var $newSettingsBlock = $firstSettingsBlock.clone(),
									blockID = $firstSettingsBlock.data( 'block-id' ),
									newSettingsBlock;

$newSettingsBlock.attr( 'data-block-id', nextID );
								$newSettingsBlock.find( '.wpforms-builder-settings-block-header span' ).text( settingsBlockName );
								$newSettingsBlock.find( 'input, textarea, select' ).not( '.from-name input' ).not( '.from-email input' ).each( function( index, el ) {
									var $this = $( this );
									if ( $this.attr( 'name' ) ) {
										$this.val( '' ).attr( 'name', $this.attr( 'name' ).replace( /\[(\d+)\]/, '[' + nextID + ']' ) );
										if ( $this.is( 'select' ) ) {
											$this.find( 'option' ).prop( 'selected', false ).attr( 'selected', false );
											$this.find( 'option:first' ).prop( 'selected', true ).attr( 'selected', 'selected' );
										} else if ( $this.attr( 'type' ) === 'checkbox' ) {
											$this.prop( 'checked', false ).attr( 'checked', false ).val( '1' );
										} else {
											$this.val( '' ).attr( 'value', '' );
										}
									}
								} );

// Update elements IDs.
								var idPrefixPanel = 'wpforms-panel-field-' + panelID + '-',
									idPrefixBlock = idPrefixPanel + blockID;
								$newSettingsBlock.find( '[id^="' + idPrefixBlock + '"], [for^="' + idPrefixBlock + '"]' ).each( function( index, el ) {

var $el = $( this ),
										attr = $el.prop( 'tagName' ) === 'LABEL' ? 'for' : 'id',
										elID  = $el.attr( attr ).replace( new RegExp( idPrefixBlock, 'g' ), idPrefixPanel + nextID );

$el.attr( attr, elID );
								} );

// Update `notification by status` checkboxes.
								var radioGroup = blockID + '-notification-by-status';
								$newSettingsBlock.find( '[data-radio-group="' + radioGroup + '"]' ).each( function( index, el ) {

$( this )
										.removeClass( 'wpforms-radio-group-' + radioGroup )
										.addClass( 'wpforms-radio-group-' + nextID + '-notification-by-status' )
										.attr( 'data-radio-group', nextID + '-notification-by-status' );
								} );

$newSettingsBlock.find( '.wpforms-builder-settings-block-header input' ).val( settingsBlockName ).attr( 'value', settingsBlockName );

if ( blockType === 'notification' ) {
									$newSettingsBlock.find( '.email-msg textarea' ).val( '{all_fields}' ).attr( 'value', '{all_fields}' );
									$newSettingsBlock.find( '.email-recipient input' ).val( '{admin_email}' ).attr( 'value', '{admin_email}' );
								}

$newSettingsBlock.removeClass( 'wpforms-builder-settings-block-default' );

if ( blockType === 'confirmation' ) {
									$newSettingsBlock.find( '.wpforms-panel-field-tinymce' ).remove();
									if ( typeof WPForms !== 'undefined' ) {
										$newSettingsBlock.find( '.wpforms-panel-field-confirmations-type-wrap' )
											.after( WPForms.Admin.Builder.Templates
												.get( 'wpforms-builder-confirmations-message-field' )( {
													id: nextID,
												} )
											);
									}
								}

// Conditional logic, if present
								var $conditionalLogic = $newSettingsBlock.find( '.wpforms-conditional-block' );
								if ( $conditionalLogic.length && typeof WPForms !== 'undefined' ) {
									$conditionalLogic
										.html( WPForms.Admin.Builder.Templates
											.get( 'wpforms-builder-conditional-logic-toggle-field' )( {
												id: nextID,
												type: blockType,
												actions: JSON.stringify( $newSettingsBlock.find( '.wpforms-panel-field-conditional_logic-checkbox' ).data( 'actions' ) ),
												actionDesc: $newSettingsBlock.find( '.wpforms-panel-field-conditional_logic-checkbox' ).data( 'action-desc' ),
											} )
										);
								}

// Fields Map Table, if present.
								var $fieldsMapTable = $newSettingsBlock.find( '.wpforms-field-map-table' );
								if ( $fieldsMapTable.length ) {
									$fieldsMapTable.each( function( index, el ) {

var $table = $( el );

// Clean table fields.
										$table.find( 'tr:not(:first-child)' ).remove();

var $input  = $table.find( '.key input' ),
											$select = $table.find( '.field select' ),
											name    = $select.data( 'name' );

$input.attr( 'value', '' );
										$select
											.attr( 'name', '' )
											.attr( 'data-name', name.replace( /\[(\d+)\]/, '[' + nextID + ']' ) );
									} );
								}

newSettingsBlock = $newSettingsBlock.wrap( '<div>' ).parent().html();
								newSettingsBlock = newSettingsBlock.replace( /\[conditionals\]\[(\d+)\]\[(\d+)\]/g, '[conditionals][0][0]' );

$firstSettingsBlock.before( newSettingsBlock );
								var $addedSettingBlock = $firstSettingsBlock.prev();

// Reset the confirmation type to the 1st one.
								if ( blockType === 'confirmation' ) {
									app.confirmationFieldsToggle( $( '.wpforms-panel-field-confirmations-type' ).first() );
								}

// Init the WP Editor.
								if ( typeof tinymce !== 'undefined' && typeof wp.editor !== 'undefined' && blockType === 'confirmation' ) {
									wp.editor.initialize( 'wpforms-panel-field-confirmations-message-' + nextID, s.tinymceDefaults );
								}

// Init tooltips for new section.
								wpf.initTooltips();

$builder.trigger( 'wpformsSettingsBlockAdded', [ $addedSettingBlock ] );

$el.attr( 'data-next-id', nextID + 1 );
							}
						},
					},
					cancel: {
						text: wpforms_builder.cancel,
					},
				},
			} );

// We need to process this event here, because we need a confirm modal object defined, so we can intrude into it.
			// Pressing Enter will click the Ok button.
			$builder.on( 'keypress', '#settings-block-name', function( e ) {

if ( e.keyCode === 13 ) {
					$( modal.buttons.confirm.el ).trigger( 'click' );
				}
			} );
		},

/**
		 * Show settings block editing interface.
		 *
		 * @since 1.4.8
		 */
		settingsBlockNameEditingShow: function ($el) {

var header_holder = $el.parents('.wpforms-builder-settings-block-header'),
				name_holder   = header_holder.find('.wpforms-builder-settings-block-name');

name_holder
				.addClass('editing')
				.hide();

// Make the editing interface active and in focus
			header_holder.find('.wpforms-builder-settings-block-name-edit').addClass('active');
			wpf.focusCaretToEnd(header_holder.find('input'));
		},

/**
		 * Update settings block name and hide editing interface.
		 *
		 * @since 1.4.8
		 */
		settingsBlockNameEditingHide: function ($el) {

var header_holder = $el.parents('.wpforms-builder-settings-block-header'),
				name_holder   = header_holder.find('.wpforms-builder-settings-block-name'),
				edit_holder   = header_holder.find('.wpforms-builder-settings-block-name-edit'),
				current_name  = edit_holder.find('input').val().trim(),
				blockType     = $el.closest('.wpforms-builder-settings-block').data('block-type');

// Provide a default value for empty settings block name.
			if (! current_name.length) {
				current_name = wpforms_builder[blockType + '_def_name'];
			}

// This is done for sanitizing.
			edit_holder.find('input').val(current_name);
			name_holder.text(current_name);

// Editing should be hidden, displaying - active.
			name_holder
				.removeClass('editing')
				.show();
			edit_holder.removeClass('active');
		},

/**
		 * Clone the Notification block with all of its content and events.
		 * Put the newly created clone above the target.
		 *
		 * @since 1.6.5
		 *
		 * @param {object} $el Clone icon DOM element.
		 */
		settingsBlockPanelClone: function( $el ) {

var $panel               = $el.closest( '.wpforms-panel-content-section' ),
				$addNewSettingButton = $panel.find( '.wpforms-builder-settings-block-add' ),
				$settingsBlock       = $el.closest( '.wpforms-builder-settings-block' ),
				$settingBlockContent = $settingsBlock.find( '.wpforms-builder-settings-block-content' ),
				settingsBlockId      = parseInt( $addNewSettingButton.attr( 'data-next-id' ), 10 ),
				settingsBlockType    = $settingsBlock.data( 'block-type' ),
				settingsBlockName    = $settingsBlock.find( '.wpforms-builder-settings-block-name' ).text().trim() + wpforms_builder[ settingsBlockType + '_clone' ],
				isVisibleContent     = $settingBlockContent.is( ':hidden' );

// Restore tooltips before cloning.
			wpf.restoreTooltips( $settingsBlock );

var $clone = $settingsBlock.clone( false, true );

// Save open/close state while cloning.
			app.settingsBlockUpdateState( isVisibleContent, settingsBlockId, settingsBlockType );

// Change the cloned setting block ID and name.
			$clone.data( 'block-id', settingsBlockId );
			$clone.find( '.wpforms-builder-settings-block-header span' ).text( settingsBlockName );
			$clone.find( '.wpforms-builder-settings-block-header input' ).val( settingsBlockName );
			$clone.removeClass( 'wpforms-builder-settings-block-default' );

// Change the Next Settings block ID for "Add new" button.
			$addNewSettingButton.attr( 'data-next-id', settingsBlockId + 1 );

// Change the name attribute.
			$clone.find( 'input, textarea, select' ).each( function() {
				var $this = $( this );

if ( $this.attr( 'name' ) ) {
					$this.attr( 'name', $this.attr( 'name' ).replace( /\[(\d+)\]/, '[' + settingsBlockId + ']' ) );
				}
				if ( $this.data( 'name' ) ) {
					$this.data( 'name', $this.data( 'name' ).replace( /\[(\d+)\]/, '[' + settingsBlockId + ']' ) );
				}
				if ( $this.attr( 'class' ) ) {
					$this.attr( 'class', $this.attr( 'class' ).replace( /-(\d+)/, '-' + settingsBlockId ) );
				}
				if ( $this.attr( 'data-radio-group' ) ) {
					$this.attr( 'data-radio-group', $this.attr( 'data-radio-group' ).replace( /(\d+)-/, settingsBlockId + '-' ) );
				}
			} );

// Change IDs/data-attributes in DOM elements.
			$clone.find( '*' ).each( function() {
				var $this = $( this );

if ( $this.attr( 'id' ) ) {
					$this.attr( 'id', $this.attr( 'id' ).replace( /-(\d+)/, '-' + settingsBlockId ) );
				}
				if ( $this.attr( 'for' ) ) {
					$this.attr( 'for', $this.attr( 'for' ).replace( /-(\d+)-/, '-' + settingsBlockId + '-' ) );
				}
				if ( $this.data( 'input-name' ) ) {
					$this.data( 'input-name', $this.data( 'input-name' ).replace( /\[(\d+)\]/, '[' + settingsBlockId + ']' ) );
				}
			} );

// Transfer selected values to copied elements since jQuery doesn't clone the current selected state.
			$settingsBlock.find( 'select' ).each( function() {
				var baseSelectName   = $( this ).attr( 'name' ),
					clonedSelectName = $( this ).attr( 'name' ).replace( /\[(\d+)\]/, '[' + settingsBlockId + ']' );

$clone.find( 'select[name="' + clonedSelectName + '"]' ).val( $( this ).attr( 'name', baseSelectName ).val() );
			} );

// Insert before the target settings block.
			$clone
				.css( 'display', 'none' )
				.insertBefore( $settingsBlock )
				.show( 'fast', function() {

// Init tooltips for new section.
					wpf.initTooltips();
				} );
		},

/**
		 * Show or hide settings block panel content.
		 *
		 * @since 1.4.8
		 *
		 * @param {object} $el Toggle icon DOM element.
		 */
		settingsBlockPanelToggle: function( $el ) {

var $settingsBlock = $el.closest( '.wpforms-builder-settings-block' ),
				settingsBlockId = $settingsBlock.data( 'block-id' ),
				settingsBlockType = $settingsBlock.data( 'block-type' ),
				$content = $settingsBlock.find( '.wpforms-builder-settings-block-content' ),
				isVisible = $content.is( ':visible' );

$content.stop().slideToggle( {
				duration: 400,
				start: function() {

// Send early to save fast.
					// It's animation start, so we should save the state for animation end (reversed).
					app.settingsBlockUpdateState( isVisible, settingsBlockId, settingsBlockType );
				},
				always: function() {
					if ( $content.is( ':visible' ) ) {
						$el.html( '<i class="fa fa-chevron-circle-up"></i>' );
					} else {
						$el.html( '<i class="fa fa-chevron-circle-down"></i>' );
					}
				},
			} );
		},

/**
		 * Delete settings block.
		 *
		 * @since 1.4.8
		 * @since 1.6.1.2 Registered `wpformsSettingsBlockDeleted` trigger.
		 *
		 * @param {jQuery} $el Delete button element.
		 */
		settingsBlockDelete: function( $el ) {

var	$contentSection = $el.closest( '.wpforms-panel-content-section' ),
				$currentBlock = $el.closest( '.wpforms-builder-settings-block' ),
				blockType = $currentBlock.data( 'block-type' );

// Skip if only one block persist.
			// This condition should not execute in normal circumstances.
			if ( $contentSection.find( '.wpforms-builder-settings-block' ).length < 2 ) {
				return;
			}

$.confirm( {
				title: false,
				content: wpforms_builder[ blockType + '_delete' ],
				icon: 'fa fa-exclamation-circle',
				type: 'orange',
				buttons: {
					confirm: {
						text: wpforms_builder.ok,
						btnClass: 'btn-confirm',
						keys: [ 'enter' ],
						action: function() {

var settingsBlockId = $currentBlock.data( 'block-id' ),
								settingsBlockType = $currentBlock.data( 'block-type' );

/* eslint-disable camelcase */
							$.post( wpforms_builder.ajax_url, {
								action    : 'wpforms_builder_settings_block_state_remove',
								nonce     : wpforms_builder.nonce,
								block_id  : settingsBlockId,
								block_type: settingsBlockType,
								form_id   : s.formID,
							} );
							/* eslint-enable */

$currentBlock.remove();

$builder.trigger( 'wpformsSettingsBlockDeleted', [ blockType, settingsBlockId ] );
						},
					},
					cancel: {
						text: wpforms_builder.cancel,
					},
				},
			} );
		},

/**
		 * Change open/close state for setting block.
		 *
		 * @since 1.6.5
		 *
		 * @param {boolean} isVisible State status.
		 * @param {number} settingsBlockId Block ID.
		 * @param {string} settingsBlockType Block type.
		 *
		 */
		settingsBlockUpdateState: function( isVisible, settingsBlockId, settingsBlockType ) {

$.post( wpforms_builder.ajax_url, {
				action: 'wpforms_builder_settings_block_state_save',
				state: isVisible ? 'closed' : 'opened',
				form_id: s.formID,
				block_id: settingsBlockId,
				block_type: settingsBlockType,
				nonce: wpforms_builder.nonce,
			} );
		},

//--------------------------------------------------------------------//
		// Save and Exit
		//--------------------------------------------------------------------//

/**
		 * Element bindings for Embed and Save/Exit items.
		 *
		 * @since 1.0.0
		 * @since 1.5.8 Added trigger on `wpformsSaved` event to remove a `newform` URL-parameter.
		 */
		bindUIActionsSaveExit: function() {

// Embed form.
			$builder.on( 'click', '#wpforms-embed', function( e ) {

e.preventDefault();

if ( $( this ).hasClass( 'wpforms-disabled' ) ) {
					return;
				}

WPFormsFormEmbedWizard.openPopup();
			} );

// Save form.
			$builder.on( 'click', '#wpforms-save', function( e ) {
				e.preventDefault();
				app.formSave( false );
			} );

// Exit builder.
			$builder.on( 'click', '#wpforms-exit', function( e ) {
				e.preventDefault();
				app.formExit();
			} );

// After form save.
			$builder.on( 'wpformsSaved', function( e, data ) {

/**
				 * Remove `newform` parameter, if it's in URL, otherwise we can to get a "race condition".
				 * E.g. form settings will be updated before some provider connection is loaded.
				 */
				wpf.removeQueryParam( 'newform' );
			} );
		},

/**
		 * Save form.
		 *
		 * @since 1.0.0
		 */
		formSave: function(redirect) {

var $saveBtn = $( '#wpforms-save' ),
				$icon    = $saveBtn.find( 'i.fa-check' ),
				$spinner = $saveBtn.find( 'i.wpforms-loading-spinner' ),
				$label   = $saveBtn.find( 'span' ),
				text     = $label.text();

if ( typeof tinyMCE !== 'undefined' ) {
				tinyMCE.triggerSave();
			}

$label.text( wpforms_builder.saving );
			$icon.addClass( 'wpforms-hidden' );
			$spinner.removeClass( 'wpforms-hidden' );

var data = {
				action: 'wpforms_save_form',
				data  : JSON.stringify($('#wpforms-builder-form').serializeArray()),
				id    : s.formID,
				nonce : wpforms_builder.nonce
			};

return $.post( wpforms_builder.ajax_url, data, function( response ) {

if ( response.success ) {
					wpf.savedState = wpf.getFormState( '#wpforms-builder-form' );
					wpf.initialSave = false;
					$builder.trigger( 'wpformsSaved', response.data );
					if ( true === redirect && app.isBuilderInPopup() ) {
						app.builderInPopupClose( 'saved' );
						return;
					}
					if ( true === redirect ) {
						window.location.href = wpforms_builder.exit_url;
					}
				} else {
					wpf.debug( response );
					app.formSaveError( response.data );
				}
			} ).fail( function( xhr, textStatus, e ) {

wpf.debug( xhr );
				app.formSaveError();
			} ).always( function() {

$label.text( text );
				$spinner.addClass( 'wpforms-hidden' );
				$icon.removeClass( 'wpforms-hidden' );
			} );
		},

/**
		 * Form save error.
		 *
		 * @since 1.6.3
		 *
		 * @param {string} error Error message.
		 */
		formSaveError: function( error ) {

// Default error message.
			if ( wpf.empty( error ) ) {
				error = wpforms_builder.error_save_form;
			}

// Display error in modal window.
			$.confirm( {
				title: wpforms_builder.heads_up,
				content: '<p>' + error + '</p><p>' + wpforms_builder.error_contact_support + '</p>',
				icon: 'fa fa-exclamation-circle',
				type: 'orange',
				buttons: {
					confirm: {
						text: wpforms_builder.ok,
						btnClass: 'btn-confirm',
						keys: [ 'enter' ],
					},
				},
			} );
		},

/**
		 * Exit form builder.
		 *
		 * @since 1.0.0
		 */
		formExit: function() {

if ( app.isBuilderInPopup() && app.formIsSaved() ) {
				app.builderInPopupClose( 'saved' );
				return;
			}

if ( app.formIsSaved() ) {
				window.location.href = wpforms_builder.exit_url;
			} else {
				$.confirm({
					title: false,
					content: wpforms_builder.exit_confirm,
					icon: 'fa fa-exclamation-circle',
					type: 'orange',
					closeIcon: true,
					buttons: {
						confirm: {
							text: wpforms_builder.save_exit,
							btnClass: 'btn-confirm',
							keys: [ 'enter' ],
							action: function(){
								app.formSave(true);
							}
						},
						cancel: {
							text: wpforms_builder.exit,
							action: function() {

closeConfirmation = false;

if ( app.isBuilderInPopup() ) {
									app.builderInPopupClose( 'canceled' );
									return;
								}

window.location.href = wpforms_builder.exit_url;
							}
						}
					}
				});
			}
		},

/**
		 * Close confirmation setter.
		 *
		 * @since {VESRSION}
		 *
		 * @param {boolean} confirm Close confirmation flag value.
		 */
		setCloseConfirmation: function( confirm ) {

closeConfirmation = ! ! confirm;
		},

/**
		 * Check current form state.
		 *
		 * @since 1.0.0
		 */
		formIsSaved: function() {

if ( wpf.savedState == wpf.getFormState( '#wpforms-builder-form' ) ) {
				return true;
			} else {
				return false;
			}
		},

/**
		 * Check if the builder opened in the popup (iframe).
		 *
		 * @since 1.6.2
		 *
		 * @returns {boolean} True if builder opened in the popup.
		 */
		isBuilderInPopup: function() {

return window.self !== window.parent && window.self.frameElement.id === 'wpforms-builder-iframe';
		},

/**
		 * Close popup with the form builder.
		 *
		 * @since 1.6.2
		 *
		 * @param {string} action Performed action: saved or canceled.
		 */
		builderInPopupClose: function( action ) {

var $popup = window.parent.jQuery( '#wpforms-builder-elementor-popup' );

$popup.find( '#wpforms-builder-iframe' ).attr( 'src', 'about:blank' );
			$popup.fadeOut();

$popup.trigger( 'wpformsBuilderInPopupClose', [ action, s.formID ] );
		},

//--------------------------------------------------------------------//
		// General / global
		//--------------------------------------------------------------------//

/**
		 * Element bindings for general and global items
		 *
		 * @since 1.2.0
		 */
		bindUIActionsGeneral: function() {

// Toggle Smart Tags
			$builder.on( 'click', '.toggle-smart-tag-display', app.smartTagToggle );

$builder.on( 'click', '.smart-tags-list-display a', app.smartTagInsert );

// Toggle unfoldable group of fields
			$builder.on( 'click', '.wpforms-panel-fields-group.unfoldable .wpforms-panel-fields-group-title', app.toggleUnfoldableGroup );

// Field map table, update key source
			$builder.on('input', '.wpforms-field-map-table .key-source', function(){
				var value = $(this).val(),
					$dest = $(this).parent().parent().find('.key-destination'),
					name  = $dest.data('name');
					if (value) {
						$dest.attr('name', name.replace('{source}', value.replace(/[^0-9a-zA-Z_-]/gi, '')));
					}
			});

// Field map table, delete row
			$builder.on('click', '.wpforms-field-map-table .remove', function(e) {
				e.preventDefault();
				app.fieldMapTableDeleteRow(e, $(this));
			});

// Field map table, Add row
			$builder.on('click', '.wpforms-field-map-table .add', function(e) {
				e.preventDefault();
				app.fieldMapTableAddRow(e, $(this));
			});

// Global select field mapping
			$(document).on('wpformsFieldUpdate', app.fieldMapSelect);

// Restrict user money input fields
			$builder.on( 'input', '.wpforms-money-input', function( event ) {

var $this = $( this ),
					amount = $this.val(),
					start = $this[ 0 ].selectionStart,
					end = $this[ 0 ].selectionEnd;

$this.val( amount.replace( /[^0-9.,]/g, '' ) );
				$this[ 0 ].setSelectionRange( start, end );
			} );

// Format user money input fields
			$builder.on( 'focusout', '.wpforms-money-input', function( event ) {
				var $this  = $( this ),
					amount = $this.val();

if ( ! amount ) {
					return amount;
				}

var sanitized = wpf.amountSanitize( amount ),
					formatted = wpf.amountFormat( sanitized );

$this.val( formatted );
			} );

// Show/hide a group of options.
			$builder.on( 'change', '.wpforms-panel-field-toggle', function() {

var $input = $( this );

if ( $input.prop( 'disabled' ) ) {
					return;
				}

$input.prop( 'disabled', true );
				app.toggleOptionsGroup( $input );
			} );

// Don't allow users to enable payments if storing entries has
			// been disabled in the General settings.
			$builder.on( 'change', '#wpforms-panel-field-stripe-enable, #wpforms-panel-field-paypal_standard-enable, #wpforms-panel-field-authorize_net-enable, #wpforms-panel-field-square-enable', function( event ) {

var $this = $( this ),
					gateway = $this.attr( 'id' ).replace( 'wpforms-panel-field-', '' ).replace( '-enable', '' ),
					$notificationWrap = $( '.wpforms-panel-content-section-notifications [id*="-' + gateway + '-wrap"]' );

if ( $this.prop( 'checked' ) ) {
					var disabled = $( '#wpforms-panel-field-settings-disable_entries' ).prop( 'checked' );
					if ( disabled ) {
						$.confirm( {
							title: wpforms_builder.heads_up,
							content: wpforms_builder.payments_entries_off,
							icon: 'fa fa-exclamation-circle',
							type: 'orange',
							buttons: {
								confirm: {
									text: wpforms_builder.ok,
									btnClass: 'btn-confirm',
									keys: [ 'enter' ],
								},
							},
						} );

$this.prop( 'checked', false );
					} else {
						$notificationWrap.removeClass( 'wpforms-hidden' );
					}

} else {
					$notificationWrap.addClass( 'wpforms-hidden' );
					$notificationWrap.find( 'input[id*="-' + gateway + '"]' ).prop( 'checked', false );
				}
			} );

// Don't allow users to disable entries if payments has been enabled.
			$builder.on( 'change', '#wpforms-panel-field-settings-disable_entries', function( event ) {
				var $this = $( this );
				if ( $this.prop( 'checked' ) ) {

// Upload or add an image.
			$builder.on( 'click', '.wpforms-image-upload-add', function( event ) {

event.preventDefault();

var $this      = $( this ),
					$container = $this.parent(),
					mediaModal;

mediaModal = wp.media.frames.wpforms_media_frame = wp.media( {
					className: 'media-frame wpforms-media-frame',
					frame:     'select',
					multiple:   false,
					title:      wpforms_builder.upload_image_title,
					library: {
						type: 'image',
					},
					button: {
						text: wpforms_builder.upload_image_button,
					},
				} );

mediaModal.on( 'select', function() {

var mediaAttachment = mediaModal.state().get( 'selection' ).first().toJSON();

$container.find( '.source' ).val( mediaAttachment.url );
					$container.find( '.preview'  ).empty();
					$container.find( '.preview'  ).prepend( '<img src="' + mediaAttachment.url + '"><a href="#" title="' + wpforms_builder.upload_image_remove + '" class="wpforms-image-upload-remove"><i class="fa fa-trash-o"></i></a>' );

if ( $this.data( 'after-upload' ) === 'hide' ) {
						$this.hide();
					}

$builder.trigger( 'wpformsImageUploadAdd', [ $this, $container ] );
				} );

// Now that everything has been set, let's open up the frame.
				mediaModal.open();
			} );

// Remove and uploaded image.
			$builder.on( 'click', '.wpforms-image-upload-remove', function( event ) {

event.preventDefault();

var $container = $( this ).parent().parent();

$container.find( '.preview' ).empty();
				$container.find( '.wpforms-image-upload-add' ).show();
				$container.find( '.source' ).val( '' );

$builder.trigger( 'wpformsImageUploadRemove', [ $( this ), $container ] );
			});

// Validate email smart tags in Notifications fields.
			$builder.on( 'blur', '.wpforms-notification .wpforms-panel-field-text input', function() {
				app.validateEmailSmartTags( $( this ) );
			});
			$builder.on( 'blur', '.wpforms-notification .wpforms-panel-field-textarea textarea', function() {
				app.validateEmailSmartTags( $( this ) );
			});

// Mobile notice button click.
			$builder.on( 'click', '.wpforms-fullscreen-notice-go-back', app.exitBack );

// License Alert close button click.
			$( '#wpforms-builder-license-alert .close' ).on( 'click', app.exitBack );
		},

/**
		 * Toggle a options group.
		 *
		 * @since 1.6.3
		 *
		 * @param {object} $input Toggled field.
		 */
		toggleOptionsGroup: function( $input ) {

var name        = $input.attr( 'name' ),
				type        = $input.attr( 'type' ),
				value       = '',
				$body       = $( '.wpforms-panel-field-toggle-body[data-toggle="' + name + '"]' ),
				enableInput = function() {

$input.prop( 'disabled', false );
				};

if ( $body.length === 0 ) {
				enableInput();

return;
			}

if ( 'checkbox' === type || 'radio' === type ) {
				value = $input.prop( 'checked' ) ? $input.val() : '0';
			} else {
				value = $input.val();
			}

$body.each( function() {

var $this = $( this );

$this.attr( 'data-toggle-value' ).toString() === value.toString() ?
					$this.slideDown( '', enableInput ) :
					$this.slideUp( '', enableInput );
			} );
		},

/**
		 * Toggle all option groups.
		 *
		 * @since 1.6.3
		 *
		 * @param {jQuery} $context Context container jQuery object.
		 */
		toggleAllOptionGroups: function( $context ) {

$context = $context || $builder || $( '#wpforms-builder' ) || $( 'body' );

if ( ! $context ) {
				return;
			}

// Show a toggled bodies.
			$context.find( '.wpforms-panel-field-toggle' ).each( function() {

var $input = $( this );

$input.prop( 'disabled', true );
				app.toggleOptionsGroup( $input );
			} );
		},

/**
		 * Toggle unfoldable group of fields.
		 *
		 * @since 1.6.8
		 *
		 * @param {object} e Event object.
		 */
		toggleUnfoldableGroup: function( e ) {

e.preventDefault();

var $title     = $( e.target ),
				$group     = $title.closest( '.wpforms-panel-fields-group' ),
				$inner     = $group.find( '.wpforms-panel-fields-group-inner' ),
				cookieName = 'wpforms_fields_group_' + $group.data( 'group' );

if ( $group.hasClass( 'opened' ) ) {
				wpCookies.remove( cookieName );
				$group.removeClass( 'opened' );
				$inner.stop().slideUp();
			} else {
				wpCookies.set( cookieName, 'true', 2592000 ); // 1 month.
				$group.addClass( 'opened' );
				$inner.stop().slideDown();
			}
		},

/**
		 * Smart Tag toggling.
		 *
		 * @since 1.0.1
		 * @since 1.6.9 Simplify method.
		 *
		 * @param {Event} e Event.
		 */
		smartTagToggle: function( e ) {

e.preventDefault();

var $this = $( this ),
				$wrapper = $this.closest( '.wpforms-panel-field,.wpforms-field-option-row' );

if ( $wrapper.hasClass( 'smart-tags-toggling' ) ) {
				return;
			}

$wrapper.addClass( 'smart-tags-toggling' );

if ( $this.hasClass( 'smart-tag-showing' ) ) {
				app.removeSmartTagsList( $this );

return;
			}

app.insertSmartTagsList( $this );
		},

/**
		 * Remove Smart Tag list.
		 *
		 * @since 1.6.9
		 *
		 * @param {jQuery} $el Toggle element.
		 */
		removeSmartTagsList: function( $el ) {

var $wrapper = $el.closest( '.wpforms-panel-field,.wpforms-field-option-row' ),
				$list = $wrapper.find( '.smart-tags-list-display' );

$el.find( 'span' ).text( wpforms_builder.smart_tags_show );

$list.slideUp( '', function() {

$list.remove();
				$el.removeClass( 'smart-tag-showing' );
				$wrapper.removeClass( 'smart-tags-toggling' );
			} );
		},

/**
		 * Insert Smart Tag list.
		 *
		 * @since 1.6.9
		 *
		 * @param {jQuery} $el Toggle element.
		 */
		insertSmartTagsList: function( $el ) {

var $wrapper = $el.closest( '.wpforms-panel-field,.wpforms-field-option-row' ),
				$label = $el.closest( 'label' ),
				insideLabel = true,
				smartTagList;

if ( ! $label.length ) {
				$label = $wrapper.find( 'label' );
				insideLabel = false;
			}

smartTagList = app.getSmartTagsList( $el, $label.attr( 'for' ).indexOf( 'wpforms-field-option-' ) !== -1 );

insideLabel ?
				$label.after( smartTagList ) :
				$el.after( smartTagList );

$el.find( 'span' ).text( wpforms_builder.smart_tags_hide );

$wrapper.find( '.smart-tags-list-display' ).slideDown( '', function() {

$el.addClass( 'smart-tag-showing' );
				$wrapper.removeClass( 'smart-tags-toggling' );
			} );
		},

/**
		 * Get Smart Tag list markup.
		 *
		 * @since 1.6.9
		 *
		 * @param {jQuery} $el Toggle element.
		 * @param {boolean} isFieldOption Is a field option.
		 *
		 * @returns {string} Smart Tags list markup.
		 */
		getSmartTagsList: function( $el, isFieldOption = false ) {

var smartTagList;

smartTagList = '<ul class="smart-tags-list-display unfoldable-cont">';
			smartTagList += app.getSmartTagsListFieldsElements( $el );
			smartTagList += app.getSmartTagsListOtherElements( $el, isFieldOption );
			smartTagList += '</ul>';

return smartTagList;
		},

/**
		 * Get Smart Tag fields elements markup.
		 *
		 * @since 1.6.9
		 *
		 * @param {jQuery} $el Toggle element.
		 *
		 * @returns {string} Smart Tags list elements markup.
		 */
		getSmartTagsListFieldsElements: function( $el ) {

var type = $el.data( 'type' ),
				fields = app.getSmartTagsFields( $el ),
				smartTagListElements = '';

if ( ! [ 'fields', 'all' ].includes( type ) ) {
				return '';
			}

if ( ! fields ) {
				return '<li class="heading">' + wpforms_builder.fields_unavailable + '</li>';
			}

smartTagListElements += '<li class="heading">' + wpforms_builder.fields_available + '</li>';

for ( var fieldKey in wpf.orders.fields ) {
				var fieldId = wpf.orders.fields[ fieldKey ];

if ( ! fields[ fieldId ] ) {
					continue;
				}

smartTagListElements += app.getSmartTagsListFieldsElement( fields[ fieldId ] );
			}

return smartTagListElements;
		},

/**
		 * Get fields that possible to create smart tag.
		 *
		 * @since 1.6.9
		 *
		 * @param {jQuery} $el Toggle element.
		 *
		 * @returns {Array} Fields for smart tags.
		 */
		getSmartTagsFields: function( $el ) {

var allowed = $el.data( 'fields' );

return allowed && allowed.length ? wpf.getFields( allowed.split( ',' ), true ) : wpf.getFields( false, true );
		},

/**
		 * Get field markup for the Smart Tags list.
		 *
		 * @since 1.6.9
		 *
		 * @param {object} field A field.
		 *
		 * @returns {string} Smart Tags field markup.
		 */
		getSmartTagsListFieldsElement: function( field ) {

var label = field.label ?
				wpf.encodeHTMLEntities( wpf.sanitizeHTML( field.label ) ) :
				wpforms_builder.field + ' #' + field.id;

return '<li><a href="#" data-type="field" data-meta=\'' + field.id + '\'>' + label + '</a></li>';
		},

/**
		 * Get Smart Tag other elements markup.
		 *
		 * @since 1.6.9
		 *
		 * @param {jQuery} $el Toggle element.
		 * @param {boolean} isFieldOption Is a field option.
		 *
		 * @returns {string} Smart Tags list elements markup.
		 */
		getSmartTagsListOtherElements( $el, isFieldOption ) {

var type = $el.data( 'type' ),
				smartTagListElements;

if ( type !== 'other' && type !== 'all' ) {
				return '';
			}

smartTagListElements = '<li class="heading">' + wpforms_builder.other + '</li>';

for ( var smartTagKey in wpforms_builder.smart_tags ) {
				if ( isFieldOption && wpforms_builder.smart_tags_disabled_for_fields.indexOf( smartTagKey ) > -1 ) {
					continue;
				}

smartTagListElements += '<li><a href="#" data-type="other" data-meta=\'' + smartTagKey + '\'>' + wpforms_builder.smart_tags[ smartTagKey ] + '</a></li>';
			}

return smartTagListElements;
		},

/**
		 * Smart Tag insert.
		 *
		 * @since 1.0.1
		 * @since 1.6.9 TinyMCE compatibility.
		 *
		 * @param {Event} e Event.
		 */
		smartTagInsert: function( e ) {

e.preventDefault();

var $this    = $( this ),
				$list    = $this.closest( '.smart-tags-list-display' ),
				$wrapper = $list.closest( '.wpforms-panel-field,.wpforms-field-option-row' ),
				$toggle  = $wrapper.find( '.toggle-smart-tag-display' ),
				$input   = $wrapper.find( 'input[type=text], textarea' ),
				meta     = $this.data( 'meta' ),
				type     = $this.data( 'type' ),
				smartTag = type === 'field' ? '{field_id="' + meta + '"}' : '{' + meta + '}',
				editor;

if ( typeof tinyMCE !== 'undefined' ) {
				editor = tinyMCE.get( $input.prop( 'id' ) );

if ( editor && ! editor.hasFocus() ) {
					editor.focus( true );
				}
			}

editor && ! editor.isHidden() ?
				editor.insertContent( smartTag ) :
				$input.insertAtCaret( smartTag );

// remove list, all done!
			$list.slideUp( '', function() {

$list.remove();
			} );

$toggle.find( 'span' ).text( wpforms_builder.smart_tags_show );
			$wrapper.find( '.toggle-smart-tag-display' ).removeClass( 'smart-tag-showing' );
		},

/**
		 * Field map table - Delete row.
		 *
		 * @since 1.2.0
		 * @since 1.6.1.2 Registered `wpformsFieldMapTableDeletedRow` trigger.
		 */
		fieldMapTableDeleteRow: function( e, el ) {

var $this  = $( el ),
				$row   = $this.closest( 'tr' ),
				$table = $this.closest( 'table' ),
				$block = $row.closest( '.wpforms-builder-settings-block' ),
				total  = $table.find( 'tr' ).length;

if ( total > '1' ) {
				$row.remove();

$builder.trigger( 'wpformsFieldMapTableDeletedRow', [ $block ] );
			}
		},

/**
		 * Field map table - Add row.
		 *
		 * @since 1.2.0
		 * @since 1.6.1.2 Registered `wpformsFieldMapTableAddedRow` trigger.
		 */
		fieldMapTableAddRow: function( e, el ) {

var $this  = $( el ),
				$row   = $this.closest( 'tr' ),
				$block = $row.closest( '.wpforms-builder-settings-block' ),
				choice = $row.clone().insertAfter( $row );

choice.find( 'input' ).val( '' );
			choice.find( 'select :selected' ).prop( 'selected', false );
			choice.find( '.key-destination' ).attr( 'name', '' );

$builder.trigger( 'wpformsFieldMapTableAddedRow', [ $block, choice ] );
		},

/**
		 * Update field mapped select items on form updates.
		 *
		 * @since 1.2.0
		 * @since 1.6.1.2 Registered `wpformsFieldSelectMapped` trigger.
		 */
		fieldMapSelect: function( e, fields ) {

$( '.wpforms-field-map-select' ).each( function( index, el ) {

var $this         = $( this ),
					selected      = $this.find( 'option:selected' ).val(),
					allowedFields = $this.data( 'field-map-allowed' ),
					placeholder   = $this.data( 'field-map-placeholder' );

// Check if custom placeholder was provided.
				if ( typeof placeholder === 'undefined' || ! placeholder ) {
					placeholder = wpforms_builder.select_field;
				}

// Reset select and add a placeholder option.
				$this.empty().append( $( '<option>', { value: '', text : placeholder } ) );

// If allowed fields are not defined, bail.
				if ( typeof allowedFields !== 'undefined' && allowedFields ) {
					allowedFields = allowedFields.split( ' ' );
				} else {
					return;
				}

// Loop through the current fields, if we have fields for the form.
				if ( fields && ! $.isEmptyObject( fields ) ) {
					for ( var key in wpf.orders.fields ) {

if ( ! Object.prototype.hasOwnProperty.call( wpf.orders.fields, key ) ) {
							continue;
						}

var fieldID = wpf.orders.fields[ key ],
							label   = '';

if ( ! fields[ fieldID ] ) {
							continue;
						}

// Prepare the label.
						if ( typeof fields[ fieldID ].label !== 'undefined' && fields[ fieldID ].label.toString().trim() !== '' ) {
							label = wpf.sanitizeHTML( fields[ fieldID ].label.toString().trim() );
						} else {
							label = wpforms_builder.field + ' #' + fieldID;
						}

// Add to select if it is a field type allowed.
						if ( $.inArray( fields[ fieldID ].type, allowedFields ) >= 0 || $.inArray( 'all-fields', allowedFields ) >= 0 ) {
							$this.append( $( '<option>', { value: fields[ fieldID ].id, text : label } ) );
						}
					}
				}

// Restore previous value if found.
				if ( selected ) {
					$this.find( 'option[value="' + selected + '"]' ).prop( 'selected', true );
				}

// Add a "Custom Value" option, if it support.
				var customValueSupport = $this.data( 'custom-value-support' );
				if ( typeof customValueSupport === 'boolean' && customValueSupport ) {
					$this.append(
						$( '<option>', {
							value: 'custom_value',
							text: wpforms_builder.add_custom_value_label,
							class: 'wpforms-field-map-option-custom-value',
						} )
					);
				}

$builder.trigger( 'wpformsFieldSelectMapped', [ $this ] );
			} );
		},

/**
		 * Validate email smart tags in Notifications fields.
		 *
		 * @param {object} $el Input field to check the value for.
		 *
		 * @since 1.4.9
		 */
		validateEmailSmartTags: function( $el ) {

var val = $el.val();
			if ( ! val ) {
				return;
			}

// Turns '{email@domain.com}' into 'email@domain.com'.
			// Email RegEx inspired by http://emailregex.com
			val = val.replace( /{(([^<>()\[\]\\.,;:\s@"]+(\.[^<>()\[\]\\.,;:\s@"]+)*)|(".+"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))}/g, function( x ) {
				return x.slice( 1, -1 );
			} );
			$el.val( val );
		},

//--------------------------------------------------------------------//
		// Alerts (notices).
		//--------------------------------------------------------------------//
		/**
		 * Click on the Dismiss notice button.
		 *
		 * @since 1.6.7
		 */
		dismissNotice: function() {

$builder.on( 'click', '.wpforms-alert-dismissible .wpforms-dismiss-button', function( e ) {

e.preventDefault();

var $button = $( this ),
					$alert = $button.closest( '.wpforms-alert' ),
					fieldId = $button.data( 'field-id' );

$alert.addClass( 'out' );
				setTimeout( function() {
					$alert.remove();
				}, 250 );

if ( fieldId ) {
					$( '#wpforms-field-option-' + fieldId ).remove();
				}
			} );
		},

//--------------------------------------------------------------------//
		// Other functions.
		//--------------------------------------------------------------------//

/**
		 * Trim long form titles.
		 *
		 * @since 1.0.0
		 */
		trimFormTitle: function() {

var $title = $( '.wpforms-center-form-name' );
			if ( $title.text().length > 38 ) {
				var shortTitle = $.trim( $title.text() ).substring( 0, 38 ).split( ' ' ).slice( 0, -1 ).join( ' ' ) + '...';
				$title.text( shortTitle );
			}
		},

/**
		 * Load or refresh color picker.
		 *
		 * @since 1.2.1
		 */
		loadColorPickers: function() {
			$('.wpforms-color-picker').minicolors();
		},

/**
		 * Hotkeys:
		 * Ctrl+H - Help.
		 * Ctrl+P - Preview.
		 * Ctrl+B - Embed.
		 * Ctrl+E - Entries.
		 * Ctrl+S - Save.
		 * Ctrl+Q - Exit.
		 * Ctrl+/ - Keyboard Shortcuts modal.
		 *
		 * @since 1.2.4
		 */
		builderHotkeys: function() {

$( document ).keydown( function( e ) {

if ( ! e.ctrlKey ) {
					return;
				}

switch ( e.keyCode ) {
					case 72: // Open Help screen on Ctrl+H.
						$( '#wpforms-help', $builder ).click();
						break;

case 80: // Open Form Preview tab on Ctrl+P.
						window.open( wpforms_builder.preview_url );
						break;

case 66: // Trigger the Embed modal on Ctrl+B.
						$( '#wpforms-embed', $builder ).click();
						break;

case 69: // Open Entries tab on Ctrl+E.
						window.open( wpforms_builder.entries_url );
						break;

case 83: // Trigger the Builder save on Ctrl+S.
						$( '#wpforms-save', $builder ).click();
						break;

case 81: // Trigger the Exit on Ctrl+Q.
						$( '#wpforms-exit', $builder ).click();
						break;

case 191: // Keyboard shortcuts modal on Ctrl+/.
						app.openKeyboardShortcutsModal();
						break;

default:
						return;
				}

return false;
			} );
		},

/**
		 * Open Keyboard Shortcuts modal.
		 *
		 * @since 1.6.9
		 */
		openKeyboardShortcutsModal: function() {

// Close already opened instance.
			if ( $( '.wpforms-builder-keyboard-shortcuts' ).length ) {
				jconfirm.instances[ jconfirm.instances.length - 1 ].close();

return;
			}

$.alert( {
				title: wpforms_builder.shortcuts_modal_title,
				content: wpforms_builder.shortcuts_modal_msg + wp.template( 'wpforms-builder-keyboard-shortcuts' )(),
				icon: 'fa fa-keyboard-o',
				type: 'blue',
				boxWidth: '550px',
				smoothContent: false,
				buttons: {
					confirm: {
						text: wpforms_builder.close,
						btnClass: 'btn-confirm',
						keys: [ 'enter' ],
					},
				},
				onOpenBefore: function() {
					this.$body.addClass( 'wpforms-builder-keyboard-shortcuts' );
				},
			} );
		},

/**
		 * Register JS templates for various elements.
		 *
		 * @since 1.4.8
		 */
		registerTemplates: function () {
			if (typeof WPForms === 'undefined') {
				return;
			}
			WPForms.Admin.Builder.Templates.add([
				'wpforms-builder-confirmations-message-field',
				'wpforms-builder-conditional-logic-toggle-field'
			]);
		},

/**
		 * Exit builder.
		 *
		 * @since 1.5.7
		 */
		exitBack: function() {

if ( 1 < window.history.length && document.referrer ) {
				window.history.back();
			} else {
				window.location.href = wpforms_builder.exit_url;
			}
		},
	};

// Provide access to public functions/properties.
	return app;

}( document, window, jQuery ) );

WPFormsBuilder.init();

Name	Type	Size	Owner/Group	Permission	Last Modified	Actions
.	dir	-	root/root	drwxr-xr-x	2023-09-12 07:22:09
..	dir	-	root/root	drwxr-xr-x	2023-09-12 07:22:09
components	dir	-	root/root	drwxr-xr-x	2023-09-12 07:22:09
integrations	dir	-	root/root	drwxr-xr-x	2023-09-12 07:22:09
admin-builder-providers.js	text/plain	14.25 KB	root/root	-rw-r--r--	2021-12-17 07:09:40
admin-builder-providers.min.js	text/plain	7.2 KB	root/root	-rw-r--r--	2021-12-17 07:09:40
admin-builder.js	text/plain	185.95 KB	root/root	-rw-r--r--	2021-12-17 07:09:40
admin-builder.min.js	text/plain	91.97 KB	root/root	-rw-r--r--	2021-12-17 07:09:40
admin-editor.js	text/plain	1.44 KB	root/root	-rw-r--r--	2021-12-17 07:09:40
admin-notifications.js	text/plain	3.84 KB	root/root	-rw-r--r--	2021-12-17 07:09:40
admin-notifications.min.js	text/plain	2.02 KB	root/root	-rw-r--r--	2021-12-17 07:09:40
admin-utils.js	text/plain	19.3 KB	root/root	-rw-r--r--	2021-12-17 07:09:40
admin-utils.min.js	text/plain	8.38 KB	root/root	-rw-r--r--	2021-12-17 07:09:40
admin.js	text/plain	58.85 KB	root/root	-rw-r--r--	2021-12-17 07:09:40
admin.min.js	text/plain	30.03 KB	root/root	-rw-r--r--	2021-12-17 07:09:40
chart.min.js	text/plain	155.9 KB	root/root	-rw-r--r--	2021-12-17 07:09:40
choices.min.js	text/plain	72.06 KB	root/root	-rw-r--r--	2021-12-17 07:09:40
flatpickr.min.js	text/plain	48.51 KB	root/root	-rw-r--r--	2021-12-17 07:09:40
jquery.conditionals.min.js	text/plain	2.9 KB	root/root	-rw-r--r--	2021-12-17 07:09:40
jquery.inputmask.min.js	text/x-pascal	140.59 KB	root/root	-rw-r--r--	2021-12-17 07:09:40
jquery.insert-at-caret.min.js	text/plain	926 B	root/root	-rw-r--r--	2021-12-17 07:09:40
jquery.jquery-confirm.min.js	text/plain	35.65 KB	root/root	-rw-r--r--	2021-12-17 07:09:40
jquery.matchHeight-min.js	text/plain	3.3 KB	root/root	-rw-r--r--	2021-12-17 07:09:40
jquery.minicolors.min.js	text/plain	15.05 KB	root/root	-rw-r--r--	2021-12-17 07:09:40
jquery.payment.min.js	text/plain	8.26 KB	root/root	-rw-r--r--	2021-12-17 07:09:40
jquery.serialize-object.min.js	text/plain	1.7 KB	root/root	-rw-r--r--	2021-12-17 07:09:40
jquery.timepicker.min.js	text/plain	14.94 KB	root/root	-rw-r--r--	2021-12-17 07:09:40
jquery.tooltipster.min.js	text/plain	38.96 KB	root/root	-rw-r--r--	2021-12-17 07:09:40
jquery.validate.js	text/plain	49.5 KB	root/root	-rw-r--r--	2021-12-17 07:09:40
jquery.validate.min.js	text/plain	23.8 KB	root/root	-rw-r--r--	2021-12-17 07:09:40
list.min.js	text/plain	19.07 KB	root/root	-rw-r--r--	2021-12-17 07:09:40
lity.min.js	text/plain	5.89 KB	root/root	-rw-r--r--	2021-12-17 07:09:40
mailcheck.min.js	text/x-c	3.92 KB	root/root	-rw-r--r--	2021-12-17 07:09:40
moment-with-locales.min.js	text/plain	319 KB	root/root	-rw-r--r--	2021-12-17 07:09:40
moment.min.js	text/plain	50.47 KB	root/root	-rw-r--r--	2021-12-17 07:09:40
punycode.js	text/plain	6 KB	root/root	-rw-r--r--	2021-12-17 07:09:40
punycode.min.js	text/plain	1.67 KB	root/root	-rw-r--r--	2021-12-17 07:09:40
purify.min.js	text/plain	17.65 KB	root/root	-rw-r--r--	2021-12-17 07:09:40
text-limit.js	text/plain	6.73 KB	root/root	-rw-r--r--	2021-12-17 07:09:40
text-limit.min.js	text/plain	2.79 KB	root/root	-rw-r--r--	2021-12-17 07:09:40
wpforms-confirmation.js	text/plain	594 B	root/root	-rw-r--r--	2021-12-17 07:09:40
wpforms.js	text/plain	66.05 KB	root/root	-rw-r--r--	2021-12-17 07:09:40