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response.go
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response.go
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// Copyright (c) 2021 Terminus, Inc.
//
// Licensed 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 errorresp
import (
"encoding/json"
"net/http"
"github.com/erda-project/erda/apistructs"
"github.com/erda-project/erda/pkg/http/httpserver"
"github.com/erda-project/erda/pkg/i18n"
)
// ToResp 根据 APIError 转为一个 http error response.
func (e *APIError) ToResp() httpserver.Responser {
return &httpserver.HTTPResponse{
Error: e,
Status: e.httpCode,
Content: httpserver.Resp{
Success: false,
Err: apistructs.ErrorResponse{
Code: e.code,
Msg: e.msg,
Ctx: e.ctx,
},
},
}
}
// ErrResp 根据 error 转为一个 http error response.
func ErrResp(e error) (httpserver.Responser, error) {
switch t := e.(type) {
case *APIError:
return e.(*APIError).ToResp(), nil
default:
_ = t
return New().InternalError(e).ToResp(), nil
}
}
// Write 将错误写入 http.ResponseWriter
func (e *APIError) Write(w http.ResponseWriter) error {
w.Header().Set("Content-Type", "application/json; charset=utf-8")
w.WriteHeader(e.httpCode)
return json.NewEncoder(w).Encode(httpserver.Resp{
Success: false,
Err: apistructs.ErrorResponse{
Code: e.code,
Msg: e.Render(&i18n.LocaleResource{}),
},
})
}
// ErrWrite 根据 error 写入标准错误格式
func ErrWrite(e error, w http.ResponseWriter) error {
switch t := e.(type) {
case *APIError:
return e.(*APIError).Write(w)
default:
_ = t
return New().InternalError(e).Write(w)
}
}