feat(app): update

pkg/dto/request/GoodsExchangeRequest.go

@@ -0,0 +1,31 @@
+package request
+
+import "errors"
+
+// 物品兑换
+type GoodsExchangeRequest struct {
+	AccessToken string
+	ConfigId    string
+	TargetCount string
+}
+
+// 参数合法性检验
+func (request *GoodsExchangeRequest) CheckParameter() (err error) {
+
+	if len(request.AccessToken) == 0 {
+		err = errors.New("AccessToken不能为空")
+		return
+	}
+
+	if len(request.ConfigId) == 0 {
+		err = errors.New("ConfigId不能为空")
+		return
+	}
+
+	if len(request.TargetCount) == 0 {
+		err = errors.New("TargetCount不能为空")
+		return
+	}
+
+	return
+}