初始化项目：添加后端代码、ThinkPHP框架、前端资源

application/api/model/app/vip/Card.php

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+<?php
+
+namespace app\api\model\app\vip;
+
+use think\Model;
+use think\Db;
+use app\common\model\User;
+use app\api\model\app\vip\CardUser;
+class Card extends Model
+{
+
+
+    // 表名
+    protected $name = 'app_vip_card';
+
+
+    // 开启自动写入时间戳字段
+    protected $autoWriteTimestamp = 'int';
+    // 定义时间戳字段名
+    protected $createTime = 'createtime';
+    protected $updateTime = 'updatetime';
+    protected $hidden = ['createtime', 'updatetime'];
+
+    // 追加属性
+    protected $append = [
+
+    ];
+
+
+    
+
+
+    /**
+     * 获取订单中的会员卡与规格对应的信息
+     * @param $cardIdSku 格式 ID_SKU
+     * @return false
+     */
+    public static function getPayDetail($cardIdSku){
+        $cardId = explode("_",$cardIdSku);
+
+        $data = self::where([
+            'id'=>$cardId[0],
+            'status'=>1
+        ])->find();
+
+
+
+        if(!$data){
+            return false;
+        }
+
+        $data['sku'] = json_decode($data['sku'],true);
+
+        if(!$data['sku'] || !isset($cardId[1]) || !isset($data['sku'][$cardId[1]])){
+            return false;
+        }
+
+        $data['price_marking'] = $data['price'] = $data['sku'][$cardId[1]]['price']; //价格
+        $data['time'] = $data['sku'][$cardId[1]]['time']; //时长
+        $data['limit'] = $data['sku'][$cardId[1]]['limit']; //限购
+        $data['name'] = $data['title'];
+        $data['type'] = 'vipcard';
+
+        if(\app\common\library\Platform::getSystemType() == 'single'){
+            $data['cover'] = MODULE_URL.'/assets/image/vipcard.png';
+        }else{
+            $data['cover'] = MODULE_URL.'/public/assets/image/vipcard.png';
+        }
+
+
+
+        return $data;
+    }
+    
+}

application/api/model/app/vip/CardPrivilege.php

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+<?php
+
+namespace app\api\model\app\vip;
+
+use think\Model;
+
+
+class CardPrivilege extends Model
+{
+
+
+
+
+
+    // 表名
+    protected $name = 'app_vip_card_privilege';
+
+    // 自动写入时间戳字段
+    protected $autoWriteTimestamp = 'integer';
+
+    // 定义时间戳字段名
+    protected $createTime = 'createtime';
+    protected $updateTime = false;
+    protected $deleteTime = false;
+
+    // 追加属性
+    protected $append = [
+
+    ];
+
+
+    /**
+     * 获取批次包含的商品
+     * @return void
+     */
+    public function getPrivilegeGoods($cardId,$type){
+
+
+        $list = self::with('course')->where([
+            'card_id'=>$cardId,
+            'card_privilege.type'=>$type,
+            'course.status'=>1,
+            'course.sales_type'=>['like',"%alone%"],
+            'course.hide'=>0
+        ])->limit(6)->select();
+
+        $data = [];
+        if(!empty($list)){
+            foreach ($list as &$row){
+                $row->course->visible(['name','cover','price','price_marking','pay_type','type','id','is_vip_goods']);
+                $row->course->is_vip_goods = true;
+                $data[] = $row->course;
+            }
+        }
+
+        return $data;
+    }
+
+
+    /**
+     * 获取折扣后的商品价格
+     * @param $price 价格
+     * @param $discountVal 折扣
+     * @return array
+     */
+    public static function getDiscountPrice($price,$discountVal){
+
+        $data = [
+            'price_marking' => $price
+        ];
+
+        $data['price'] = number_format(($price * $discountVal / 10), 2, '.', '');;
+
+        return $data;
+    }
+
+    /**
+     * 检查是否为会员权益商品
+     * 1. 该商品被指定为某张启用中会员卡的指定课程权益
+     * 2. 商品类型属于 article/video/audio/live/column，且存在启用了「全部课程」作用域的会员卡
+     * @param $goodsId 商品ID
+     * @return Boolean
+     */
+    public static function checkVipGoods($goodsId){
+
+        $vipLog = self::with(['card'])->where([
+            'card.status'=>1,
+            'goods_id'=>$goodsId
+        ])->find();
+
+        if($vipLog){
+            return true;
+        }
+
+        //再判断「全部课程」作用域：只要存在启用中的卡，且课程类型受作用，则认为是 VIP 权益商品
+        if (\app\common\model\app\vip\CardPrivilege::isCourseInScopeAll($goodsId)) {
+            $cardModel = new \app\api\model\app\vip\Card();
+
+            $hasScopeAllCard = $cardModel->where('status', 1)
+                ->where('uniacid', UNIACID)
+                ->where(function ($query) {
+                    $query->where(['privilege_free' => 1, 'privilege_free_scope' => 'all'])
+                        ->whereOr(['privilege_discount' => 1, 'privilege_discount_scope' => 'all']);
+                })->find();
+
+            if ($hasScopeAllCard) {
+                return true;
+            }
+        }
+
+        return false;
+    }
+
+
+    public function card()
+    {
+        return $this->belongsTo('Card', 'card_id', 'id', [], 'LEFT')->setEagerlyType(0);
+    }
+
+
+    public function course()
+    {
+        return $this->belongsTo('app\admin\model\Course', 'goods_id', 'id', [], 'LEFT')->setEagerlyType(0);
+    }
+}

application/api/model/app/vip/CardUser.php

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+<?php
+
+namespace app\api\model\app\vip;
+
+use think\Model;
+use think\Db;
+use app\common\model\User;
+class CardUser extends Model
+{
+
+
+    // 表名
+    protected $name = 'app_vip_card_user';
+
+
+    // 开启自动写入时间戳字段
+    protected $autoWriteTimestamp = 'int';
+    // 定义时间戳字段名
+    protected $createTime = 'createtime';
+    protected $updateTime = 'updatetime';
+    protected $hidden = ['createtime', 'updatetime'];
+
+    // 追加属性
+    protected $append = [
+
+    ];
+
+
+    
+
+}