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121 lines
3.9 KiB
121 lines
3.9 KiB
<?php
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namespace addons\shopro\service\order;
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use app\admin\model\shopro\order\OrderItem;
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use app\admin\model\shopro\order\Order;
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use addons\shopro\traits\StockSale;
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use addons\shopro\facade\Activity as ActivityFacade;
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class OrderThrough
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{
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use StockSale;
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/**
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* 商品限购
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*
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* @param [type] $buyInfo
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* @param \Closure $next
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* @return void
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*/
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public function limitBuy ($buyInfo, \Closure $next)
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{
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$user = auth_user();
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$goods = $buyInfo['goods'];
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$goods_num = $buyInfo['goods_num'] ?? 1;
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$activity = $goods['activity'];
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if ($activity) {
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// 活动限购
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$rules = $activity['rules'] ?? [];
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$limit_type = 'activity';
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$limit_num = (isset($rules['limit_num']) && $rules['limit_num'] > 0) ? $rules['limit_num'] : 0;
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} else {
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// 普通商品限购
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$limit_type = $goods->limit_type;
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$limit_num = $goods->limit_num > 0 ? $goods->limit_num : 0;
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}
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if ($limit_num) { // limit_num = 0; 不限购
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// 查询用户老订单，判断本次下单数量，判断是否超过购买限制, 未支付的或者已完成的都算
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$buy_num = OrderItem::where('user_id', $user['id'])->where('goods_id', $goods->id)
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->where(function ($query) use ($limit_type, $goods, $activity) {
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if ($limit_type == 'daily') {
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// 按天限购
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$daily_start = strtotime(date('Y-m-d'));
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$daily_end = strtotime(date('Y-m-d', (time() + 86400))) - 1;
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$query->where('createtime', 'between', [$daily_start, $daily_end]);
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} else if ($limit_type == 'activity') {
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$query->where('activity_id', $activity['id']); // 这个活动下所有的购买记录
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} else {
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// all，不加任何条件
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}
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return $query;
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})
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->whereExists(function ($query) use ($goods) {
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$order_table_name = (new Order())->getQuery()->getTable();
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$query->table($order_table_name)->where('order_id=' . $order_table_name . '.id')
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->whereNotIn('status', [Order::STATUS_CLOSED, Order::STATUS_CANCEL]); // 除了交易关闭，和 取消的订单
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})->sum('goods_num');
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if (($buy_num + $goods_num) > $limit_num) {
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$msg = '该商品' . ($limit_type == 'daily' ? '每日' : ($limit_type == 'activity' ? '活动期间' : '')) . '限购 ' . $limit_num . ' 件';
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if ($buy_num < $limit_num) {
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$msg .= '，当前还可购买 ' . ($limit_num - $buy_num) . ' 件';
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}
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error_stop($msg);
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}
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}
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return $next($buyInfo);
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}
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public function checkStock($buyInfo, \Closure $next)
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{
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$goods = $buyInfo['goods'];
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$activity = $goods['activity'];
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if (!$activity) {
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$this->stockLock($buyInfo);
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}
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return $next($buyInfo);
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}
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public function activity($buyInfo, \Closure $next)
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{
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$goods = $buyInfo['goods'];
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$activity = $goods['activity'];
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if ($activity) {
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$buyInfo = ActivityFacade::buy($buyInfo, $activity);
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}
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return $next($buyInfo);
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}
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public function through($throughs = [])
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{
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$throughs = is_array($throughs) ? $throughs : [$throughs];
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$pipes = [];
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foreach ($throughs as $through) {
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if (method_exists($this, $through)) {
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$pipes[] = function ($params, \Closure $next) use ($through) {
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return $this->{$through}($params, $next);
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};
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}
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}
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return $pipes;
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}
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} |