function transaksi_item_post(){
        $data = $this->input->post('data');

        $arr_item = explode(",", $data['ITEM_ID']);
        $arr_item_c = explode(",", $data['ITEM_CODE']);
        $arr_item_n = explode(",", $data['ITEM_NAME']);
        $arr_item_p = explode(",", $data['ITEM_PRICE']);

        $banyak_i = count($arr_item);

        // print_r($arr_item);die;

        for ($i=0; $i < $banyak_i; $i++) {
        	$data_ins = array(
	            'CODE' => $data['CODE'],
	            'NAME' => $data['NAME'],
	            'USER_ID' => $data['USER_ID'],
	            'ITEM_ID' => $arr_item[$i],
	            'ITEM_CODE' => $arr_item_c[$i],
	            'VALUE' => $data['VALUE'],
	            'TRANSACION_DATE' => $data['TRANSACION_DATE'],
	            'PAYMENT_TYPE' => $data['PAYMENT_TYPE'],
	            'PROMOTION_ID' => $data['PROMOTION_ID'],
	            'PROMOTION_CODE' => $data['PROMOTION_CODE'],
	            'PROMOTION_VALUE' => $data['PROMOTION_VALUE'],
	        );

	        $result = $this->M_User->transaksi_item_post($data_ins);
        }

        $data['NAMA_ITEM'] = $arr_item_n;
        $data['PRICE_ITEM'] = $arr_item_p;
        $data['LOOP_I'] = $banyak_i;

        if($result['success']){

            // ob_start();
            // $this->load->view('invoice2',$data, true);
            // $html = ob_get_contents();
            // ob_end_clean();

            require_once('./assets/html2pdf/html2pdf.class.php');
            $pdf = new HTML2PDF('P','A4','en');
            $pdf->WriteHTML($this->load->view('invoice2',$data, true));
            $pdf->Output('uploads/'.$data['CODE'].'.pdf', 'F');

            $result = [
                'id' => $result['id'],
                'errorId' =>0,
                'message' =>'Data Berhasil Disimpan',
            ];
        }else{
            $result = [
                'errorId' =>1 ,
                'message' =>'Data Gagal Disimpan',
            ];
        }
        header('Content-Type: application/json');
		echo json_encode($result);
    }