更新代码

app/Models/LotteryLog.php

@@ -0,0 +1,33 @@
+<?php
+
+namespace App\Models;
+
+use App\User;
+use RuLong\Order\Models\Order;
+
+class LotteryLog extends Model
+{
+    protected $dates = [
+        'used_at',
+    ];
+
+    public function user()
+    {
+        return $this->belongsTo(User::class)->withDefault();
+    }
+
+    public function lottery()
+    {
+        return $this->belongsTo(Lottery::class)->withDefault();
+    }
+
+    public function gift()
+    {
+        return $this->belongsTo(LotteryGift::class)->withDefault();
+    }
+
+    public function getOrderAttribute()
+    {
+        return Order::where('item_id', $this->id)->where('type', 'lottery')->first();
+    }
+}