init

- 框架初始化
 - 安装插件
 - 修复PHP8.4报错

addons/shopro/traits/CouponSend.php

@@ -0,0 +1,173 @@
+<?php
+
+namespace addons\shopro\traits;
+
+use think\Db;
+use think\exception\HttpResponseException;
+use app\admin\model\shopro\Coupon;
+use app\admin\model\shopro\user\Coupon as UserCouponModel;
+
+/**
+ * 发放优惠券
+ */
+trait CouponSend
+{
+
+    /**
+     * 用户自己领取优惠券
+     *
+     * @param [type] $id
+     * @return void
+     */
+    public function getCoupon($id) 
+    {
+        $user = auth_user();
+
+        $userCoupon = Db::transaction(function () use ($user, $id) {
+            $coupon = Coupon::normal()      // 正常的可以展示的优惠券
+                ->canGet()      // 在领取时间之内的
+                ->lock(true)
+                ->where('id', $id)
+                ->find();
+            if (!$coupon) {
+                error_stop('优惠券未找到');
+            }
+
+            $userCoupon = $this->send($user, $coupon);
+
+            return $userCoupon;
+        });
+
+        return $userCoupon;
+    }
+
+
+
+    /**
+     * 赠送优惠券
+     *
+     * @param array $user
+     * @param array|string $ids
+     * @return array
+     */
+    public function giveCoupons($user, $ids)
+    {
+        $ids = is_array($ids) ? $ids : explode(',', $ids);
+
+        $result = Db::transaction(function () use ($user, $ids) {
+            $errors = [];       // 发送失败的优惠券，包含失败原因
+            $success = [];      // 发送成功的优惠券
+            $coupons = Coupon::statusHidden()     // 只查询隐藏券（后台发放的券）
+                ->canGet()
+                ->whereIn('id', $ids)
+                ->select();
+
+            $findCouponIds = array_column($coupons, 'id');        // 找到的优惠券 ids
+            $nofundIds = array_diff($ids, $findCouponIds);
+            foreach ($nofundIds as $nofund_id) {
+                $errors[] = ['id' => $nofund_id, 'error' => '优惠券未找到'];
+            }
+            foreach ($coupons as $coupon) {
+                try {
+                    $userCoupon = $this->send($user, $coupon);
+                    $success[] = $coupon->id;
+                } catch (HttpResponseException $e) {
+                    $data = $e->getResponse()->getData();
+                    $message = $data ? ($data['msg'] ?? '') : $e->getMessage();
+                    $errors[] = ['id' => $coupon->id, 'error' => $message];
+                } catch (\Exception $e) {
+                    $errors[] = ['id' => $coupon->id, 'error' => $e->getMessage()];
+                }
+            }
+            $result['success'] = $success;
+            $result['errors'] = $errors;
+
+            return $result;
+        });
+        return $result;
+    }
+
+
+    public function manualSend($users, $id)
+    {
+        $coupon = Coupon::canGet()         // 在领取时间之内的
+            ->lock(true)
+            ->where('id', $id)
+            ->find();
+
+        if (!$coupon) {
+            // 不在发放时间段
+            error_stop('优惠券不在发放时间段');
+        }
+        if ($coupon->stock < count($users)) {
+            // 库存不足
+            error_stop('优惠券库存不足');
+        }
+
+        // 扣除库存
+        $coupon->setDec('stock', count($users));
+        
+        $sends = [];
+        foreach ($users as $user) {
+            $current = [
+                'user_id' => $user->id,
+                'coupon_id' => $coupon->id,
+                'use_time' => null,
+                'createtime' => time(),
+                'updatetime' => time(),
+            ];
+
+            $sends[] = $current;
+        }
+
+        UserCouponModel::insertAll($sends);
+    }
+
+
+
+
+    /**
+     * 发放优惠券
+     *
+     * @param array|object $user 发放用户
+     * @param array|object $coupon 要发放的优惠券
+     * @return array|object
+     */
+    private function send($user, $coupon) {
+        if ($coupon->get_status == 'cannot_get') {
+            error_stop('您已经领取过了');
+        }
+
+        if ($coupon->stock <= 0) {
+            error_stop('优惠券已经被领完了');
+        }
+
+        $coupon->setDec('stock');
+
+        $userCoupon = new UserCouponModel();
+        $userCoupon->user_id = $user->id;
+        $userCoupon->coupon_id = $coupon->id;
+        $userCoupon->use_time = null;
+        $userCoupon->save();
+
+        return $userCoupon;
+    }
+
+
+
+    /**
+     * 退回用户优惠券
+     *
+     * @param integer $user_coupon_id
+     * @return void
+     */
+    public function backUserCoupon($user_coupon_id) 
+    {
+        $userCoupon = UserCouponModel::where('id', $user_coupon_id)->find();
+
+        if ($userCoupon) {
+            $userCoupon->use_time = null;
+            $userCoupon->save();
+        }
+    }
+}