fix:重构合图模块

service/repositories/image_handle.go

@@ -117,16 +117,28 @@ func (l *defaultImageHandle) LogoCombine(ctx context.Context, in *LogoCombineReq
 	moduleDataMap["materialList"] = materialList
 
 	// 查询logo最新基础信息
+	var metadata *string
 	userMaterialModel := gmodel.NewFsUserMaterialModel(l.MysqlConn)
 	userMaterialInfo, err := userMaterialModel.FindLatestOne(ctx, in.UserId, in.GuestId)
 
 	if err != nil {
-		logx.Error(err)
+		if errors.Is(err, gorm.ErrRecordNotFound) {
-		return nil, err
+			userMaterialInfoDefault, err := userMaterialModel.FindOneById(ctx, 0)
+			if err != nil {
+				logx.Error(err)
+				return nil, err
+			}
+			metadata = userMaterialInfoDefault.Metadata
+		} else {
+			logx.Error(err)
+			return nil, err
+		}
+	} else {
+		metadata = userMaterialInfo.Metadata
 	}
 
 	var combineParam map[string]interface{}
-	json.Unmarshal([]byte(*userMaterialInfo.Metadata), &combineParam)
+	json.Unmarshal([]byte(*metadata), &combineParam)
 	combineParam["template_tagid"] = in.TemplateTag
 	combineParam["website"] = in.Website
 	combineParam["slogan"] = in.Slogan