pc

application/common/model/UserCoupon.php

@@ -22,7 +22,7 @@ class UserCoupon extends Model
         return $this->hasMany(UserCouponGoods::class,'coupon_id');
     }
     public function goods(){
-        return $this->belongsToMany(Goods::class,'goods_id','coupon_id');
+        return $this->belongsToMany(Goods::class,UserCouponGoods::class,'goods_id','coupon_id');
     }
 
     protected static function init()

application/common/model/UserCouponGoods.php

@@ -3,8 +3,9 @@
 namespace app\common\model;
 
 use think\Model;
+use think\model\Pivot;
 
 
-class UserCouponGoods extends Model
+class UserCouponGoods extends Pivot
 {
 }