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default_handle.go
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/
default_handle.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 http
import (
"encoding/json"
"net/http"
"github.com/erda-project/erda-infra/pkg/transport/http/encoding"
)
// DefaultHandleOptions .
func DefaultHandleOptions() *HandleOptions {
return &HandleOptions{
Decode: encoding.DecodeRequest,
Encode: encoding.EncodeResponse,
Error: EncodeError,
}
}
// Error .
type Error interface {
HTTPStatus() int
}
// EncodeError default EncodeErrorFunc implement
func EncodeError(w http.ResponseWriter, r *http.Request, err error) {
var status int
if e, ok := err.(Error); ok {
status = e.HTTPStatus()
} else {
status = http.StatusInternalServerError
}
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(status)
byts, _ := json.Marshal(map[string]interface{}{
"code": status,
"err": err.Error(),
})
w.Write(byts)
}