Location: PHPKode > projects > PHP Point Of Sale > application/models/receiving.php
<?php
class Receiving extends Model
{
	public function get_info($receiving_id)
	{
		$this->db->from('receivings');
		$this->db->where('receiving_id',$receiving_id);
		return $this->db->get();
	}

	function exists($receiving_id)
	{
		$this->db->from('receivings');
		$this->db->where('receiving_id',$receiving_id);
		$query = $this->db->get();

		return ($query->num_rows()==1);
	}

	function save ($items,$supplier_id,$employee_id,$comment,$payment_type,$receiving_id=false)
	{
		if(count($items)==0)
			return -1;

		$receivings_data = array(
		'supplier_id'=> $this->Supplier->exists($supplier_id) ? $supplier_id : null,
		'employee_id'=>$employee_id,
		'payment_type'=>$payment_type,
		'comment'=>$comment
		);

		//Run these queries as a transaction, we want to make sure we do all or nothing
		$this->db->trans_start();

		$this->db->insert('receivings',$receivings_data);
		$receiving_id = $this->db->insert_id();


		foreach($items as $line=>$item)
		{
			$cur_item_info = $this->Item->get_info($item['item_id']);

			$receivings_items_data = array
			(
				'receiving_id'=>$receiving_id,
				'item_id'=>$item['item_id'],
				'line'=>$item['line'],
				'description'=>$item['description'],
				'serialnumber'=>$item['serialnumber'],
				'quantity_purchased'=>$item['quantity'],
				'discount_percent'=>$item['discount'],
				'item_cost_price' => $cur_item_info->cost_price,
				'item_unit_price'=>$item['price']
			);

			$this->db->insert('receivings_items',$receivings_items_data);

			//Update stock quantity
			$item_data = array('quantity'=>$cur_item_info->quantity + $item['quantity']);
			$this->Item->save($item_data,$item['item_id']);
			
			$qty_recv = $item['quantity'];
			$recv_remarks ='RECV '.$receiving_id;
			$inv_data = array
			(
				'trans_date'=>date('Y-m-d H:i:s'),
				'trans_items'=>$item['item_id'],
				'trans_user'=>$employee_id,
				'trans_comment'=>$recv_remarks,
				'trans_inventory'=>$qty_recv
			);
			$this->Inventory->insert($inv_data);

			$supplier = $this->Supplier->get_info($supplier_id);
		}
		$this->db->trans_complete();
		
		if ($this->db->trans_status() === FALSE)
		{
			return -1;
		}


		return $receiving_id;
	}

	function get_receiving_items($receiving_id)
	{
		$this->db->from('receivings_items');
		$this->db->where('receiving_id',$receiving_id);
		return $this->db->get();
	}

	function get_supplier($receiving_id)
	{
		$this->db->from('receivings');
		$this->db->where('receiving_id',$receiving_id);
		return $this->Supplier->get_info($this->db->get()->row()->supplier_id);
	}


}
?>
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