初始化项目：添加后端代码、ThinkPHP框架、前端资源

2026-09-03 12:42:39 +08:00
commit 482bece22e
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+<?php
+
+namespace app\api\model\app\exchange;
+
+use think\Model;
+use think\Db;
+use app\api\model\app\agent\Level;
+class UseLog extends Model
+{
+
+
+    // 表名
+    protected $name = 'app_exchange_use_log';
+
+
+    // 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 = [
+    ];
+
+
+    /**
+     * 获取兑换次数
+     * @param $userId 用户
+     * @param $batchId 批次
+     * @return mixed
+     */
+    public static function getExchangeCount($userId,$batchId){
+        return self::where([
+            'user_id'=>$userId,
+            'batch_id'=>$batchId
+        ])->group('code')->count();
+    }
+
+    public function batch()
+    {
+        return $this->belongsTo('Batch', 'batch_id', 'id', [], 'LEFT')->setEagerlyType(0);
+    }
+
+
+    public function course()
+    {
+        return $this->belongsTo('app\api\model\course\Course', 'goods_id', 'id', [], 'LEFT')->setEagerlyType(0);
+    }
+
+
+}