<?php

namespace Scm\Lib;

use Dever;

class Stock
{
	public function out_check($id, $name, $data)
	{
		$goods = Dever::param('goods', $data);
		if (!$goods) {
			$this->alert('未选择商品', $data);
		}
		$unit_id = Dever::param('unit_id', $data);
		if (!$unit_id) {
			$this->alert('未选择单位', $data);
		}

		$table = Dever::input('table');
		$col = Dever::input('col');
		list($goods_id, $sku_id) = explode('-', $goods);
		
		Dever::setInput($col, Dever::input('update_' . $col));
		$info = Dever::load('scm/lib/unit')->getData($goods_id, $sku_id, $unit_id);
		$error = false;
		if ($info) {
			$num = Dever::param('num', $data);
			if ($info['num'] < $num) {
				$error = true;
			}
		} else {
			$error = true;
		}
		if ($error) {
			$goods_info = Dever::load('scm_product/lib/info')->getBaseInfo($goods_id, $sku_id);
			$unit = Dever::db('scm/unit')->find($unit_id);
			$this->alert('下单失败！【' . $goods_info['aname'] . '】下单数量(' . $num . $unit['name'] . '）少于剩余库存（' . $info['num'] . $unit['name'] . '）', $data);
		}
	}

	private function alert($msg, $data)
	{
		$order_table = Dever::input('order_table');
		if ($order_table) {
			$order_id = Dever::param('order_id', $data);
			if ($order_id) {
				Dever::db($order_table)->delete($order_id);
			}
		}
		Dever::alert($msg);
	}

    # 更新库存
    public function update_commit($id, $name, $data)
    {
    	$table = Dever::input('table');
    	$type = Dever::input('type');
    	$col = Dever::input('col');
    	$stock = Dever::input('stock');

    	$goods = Dever::db($table . '_goods')->find(array('order_id' => $id));
    	if (!$goods) {
    		Dever::db($table)->delete($id);
    		Dever::alert('未选择商品，新增订单失败');
    	}
    	$info = Dever::db($table)->find($id);
    	if ($table && $type && $info && $info['status'] == 1) {
    		$audit = Dever::param('audit', $data);
    		$admin = Dever::load('manage/auth.info');
    		if ($admin) {
    			$update['audit_admin'] = $admin['id'];
    		}
    		$update['status'] = $audit;
    		$update['where_id'] = $id;
    		Dever::db($table)->update($update);
    		if ($audit == 2) {
    			# 审核通过 更新库存
    			$this->up($table, $type, $col, $stock, $info);
    		}
    		Dever::db($table . '_goods')->updates(array('option_order_id' => $info['id'], 'set_status' => $update['status']));
    	}
    }

    public function up($table, $type, $col, $stock, $info)
    {
    	if ($col && $stock && isset($info[$col])) {
    		$order_goods = Dever::db($table . '_goods')->select(array('order_id' => $info['id'], 'status' => 1));
			if ($order_goods) {
				foreach ($order_goods as $k => $v) {

					$result = Dever::load('scm/lib/unit')->convertBase($v['goods_id'], $v['sku_id'], $v['unit_id'], $v['num'], $v['cash']);
					if ($result) {
						$v['unit_id'] = $result['unit_id'];
						$v['cash'] = $result['cash'];
						$v['num'] = $result['num'];
					} else {
						Dever::db($table)->delete($info['id']);
    					Dever::alert('商品不存在');
					}

					$update = array($col => $info[$col], 'clear' => true);
					$where = $update;
					$where['goods_id'] = $v['goods_id'];
					$where['sku_id'] = $v['sku_id'];
					$where['unit_id'] = $v['unit_id'];
					$goods = Dever::db($stock)->find($where);
					if (!$goods) {
						$update['store_goods_id'] = Dever::db($stock)->insert($where);
					} else {
						$update['store_goods_id'] = $goods['id'];
					}

					if (!$update['store_goods_id']) {
						continue;
					}

					$temp = explode('/', $stock);
					$list_table = $stock . '_list';
					$goods_list_id = $temp[1] . '_list_id';

					if ($type == 'in') {
						# 入库
						if (!$v['batch']) {
							$v['batch'] = date('Ymd');
						}
						$update['batch'] = $v['batch'];
						$update['cash'] = $v['cash'];
						if ($v['sdate']) {
							$update['sdate'] = $v['sdate'];
						}
						$goods = Dever::db($list_table)->find($update);
						if (!$goods) {
							$id = Dever::db($list_table)->insert($update);
							$where['where_id'] = $id;
						} else {
							$where['where_id'] = $goods['id'];
						}

						Dever::db($table . '_goods')->update(array('where_id' => $v['id'], $goods_list_id => $where['where_id']));

						$where['in_num'] = $v['num'];
						Dever::db($list_table)->inUpdate($where);
					} elseif ($type == 'out') {
						# 出库
						# **** 出库形式，现在按照先入先出，之后这里可以根据商品，改成加权平均出库
						$goods = Dever::db($list_table)->getList($update);
						if ($goods) {
							$num = $v['num'];
							foreach ($goods as $k1 => $v1) {
								if ($v1['total'] >= $num) {
									Dever::db($list_table)->outUpdate(array('where_id' => $v1['id'], 'out_num' => $num));
									Dever::db($table . '_goods')->update(array('where_id' => $v['id'], $goods_list_id => $v1['id']));
								} else {
									$num = $num - $v1['total'];
									Dever::db($list_table)->outUpdate(array('where_id' => $v1['id'], 'out_num' => $v1['total']));
									Dever::db($table . '_goods')->update(array('where_id' => $v['id'], $goods_list_id => $v1['id']));
								}
							}
						}
					}

					# 同步
					$list_info = Dever::db($list_table)->getOneByStore(array('store_goods_id' => $update['store_goods_id'], 'clear' => true));
					if ($list_info) {
						foreach ($list_info as $k1 => $v1) {
							Dever::db($stock)->update(array('where_id' => $update['store_goods_id'], 'in_num' => $v1['in_num'], 'out_num' => $v1['out_num'], 'cash' => $v1['cash']));
						}
					}

					//Dever::db($table . '_goods')->update(array('where_id' => $v['id'], 'status' => 2));
				}
			}
		}
    }
}