chore: import upstream snapshot with attribution

internal/base/handler/response.go

@@ -0,0 +1,72 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package handler
+
+import (
+	"github.com/apache/answer/internal/base/translator"
+	"github.com/segmentfault/pacman/errors"
+	"github.com/segmentfault/pacman/i18n"
+)
+
+// RespBody response body.
+type RespBody struct {
+	// http code
+	Code int `json:"code"`
+	// reason key
+	Reason string `json:"reason"`
+	// response message
+	Message string `json:"msg"`
+	// response data
+	Data any `json:"data"`
+}
+
+// TrMsg translate the reason cause as a message
+func (r *RespBody) TrMsg(lang i18n.Language) *RespBody {
+	if len(r.Message) == 0 {
+		r.Message = translator.Tr(lang, r.Reason)
+	}
+	return r
+}
+
+// NewRespBody new response body
+func NewRespBody(code int, reason string) *RespBody {
+	return &RespBody{
+		Code:   code,
+		Reason: reason,
+	}
+}
+
+// NewRespBodyFromError new response body from error
+func NewRespBodyFromError(e *errors.Error) *RespBody {
+	return &RespBody{
+		Code:    e.Code,
+		Reason:  e.Reason,
+		Message: e.Message,
+	}
+}
+
+// NewRespBodyData new response body with data
+func NewRespBodyData(code int, reason string, data any) *RespBody {
+	return &RespBody{
+		Code:   code,
+		Reason: reason,
+		Data:   data,
+	}
+}