kwmobile/application/models/ItemLedger.php

<?php

class ItemLedger extends CI_Model
{
    public $itemcode;
    public $brCode;
    public $beginningqty;
    public $inqty;
    public $outqty;
    public $sales;
    public $adjustment;
    public $endingqty;
    public $editDate;
    public $creationDate;
    public $remarks;

    public function __construct()
	{
		parent::__construct();

        $this->load->database();
    }

    public function getBranchesByItemcode($itemcode)
    {
        return $this->db->get_where("itemledger", array("itemcode"=>$itemcode));
    }

    public function getItemLedgerOfKWHByItemcode($itemcode)
    {
        $result =  $this->db->get_where("itemledger", array("itemcode"=>$itemcode, "brCode"=>"KWH"));

        if($result->num_rows() > 0)
            return $result->row();
        else
        {
            $itemledger = new ItemLedger();

            $itemledger->itemcode = $itemcode;
            $itemledger->brCode = "KWH";
            $itemledger->beginningqty = 0;
            $itemledger->inqty = 0;
            $itemledger->outqty = 0;
            $itemledger->sales = 0;
            $itemledger->adjustment = 0;
            $itemledger->endingqty = 0;
            $itemledger->editDate = date('Y-m-d');
            $itemledger->creationDate = date('Y-m-d');
            $itemledger->remarks = "";

            return $itemledger;
        }
    }
}