<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
class Semester_Controller extends Controller {
	var $stat;
	
	public function __construct()
    {
        parent::Controller();
        $this->load->library('session');
		$this->load->library('rhlib');
    }
	
	function retValOrNull($val){
		//especially for combo & looukup with no item selected
		$val = ($val=='')? null : $val;
		return $val;
	}
	
	function get_semester(){
		$q = "SELECT semester.*, jsemester.nmjnssemester
			FROM
			  semester
			LEFT JOIN jsemester
			ON semester.idjnssemester = jsemester.idjnssemester
			ORDER BY idsemester";
				
		$this->rhlib->jsonFromQueryWLimit($q);
	}
		
	function insert_semester(){
		$dataArray = $this->getFieldsAndValues();
		$ret = $this->rhlib->insertRecord('semester',$dataArray);
        return $ret;
    }

	function update_semester(){ 				
		$fieldsAndValues = $this->getFieldsAndValues();
		
		//UPDATE
		$this->db->where('idsemester', $_POST['idsemester']);
		$this->db->update('semester', $fieldsAndValues); 
		if($this->db->affected_rows()){
            $ret["success"]=true;
            $ret["msg"]='Update Data Berhasil';
        }else{
            $ret["success"]=false;
            $ret["msg"]= 'Update Data Gagal';
        }
        return $ret;
    }
	
	function delete_semester(){     
		$where['idsemester'] = $_POST['idsemester'];
		$ret = $this->rhlib->deleteRecord('semester',$where);
        return $ret;
    }
			
	function getFieldsAndValues(){
		$dataArray = array(
             'idsemester'=> $_POST['idsemester'],
			 'kdsemester'=> $_POST['kdsemester'], 
			 'nmsemester'=> $_POST['nmsemester'],
			 'deskripsi'=> $_POST['deskripsi'],
			 'idjnssemester'=> $_POST['idjnssemester'], 
			 'tingkat'=> $_POST['tingkat']
        );		
		return $dataArray;
	}
}
?>