120 lines
3.0 KiB
Go
120 lines
3.0 KiB
Go
/*
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Copyright 2024.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package api
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import (
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"encoding/json"
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"fmt"
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"net/http"
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"strconv"
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)
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type HTTPError struct {
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StatusCode int `json:"-"`
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ErrorResponse
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}
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type ErrorResponse struct {
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Code string `json:"code"`
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Message string `json:"message"`
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}
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func (app *App) LogError(r *http.Request, err error) {
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var (
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method = r.Method
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uri = r.URL.RequestURI()
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)
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app.logger.Error(err.Error(), "method", method, "uri", uri)
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}
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func (app *App) badRequestResponse(w http.ResponseWriter, r *http.Request, err error) {
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httpError := &HTTPError{
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StatusCode: http.StatusBadRequest,
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ErrorResponse: ErrorResponse{
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Code: strconv.Itoa(http.StatusBadRequest),
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Message: err.Error(),
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},
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}
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app.errorResponse(w, r, httpError)
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}
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func (app *App) errorResponse(w http.ResponseWriter, r *http.Request, error *HTTPError) {
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env := Envelope{"error": error}
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err := app.WriteJSON(w, error.StatusCode, env, nil)
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if err != nil {
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app.LogError(r, err)
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w.WriteHeader(error.StatusCode)
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}
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}
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func (app *App) serverErrorResponse(w http.ResponseWriter, r *http.Request, err error) {
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app.LogError(r, err)
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httpError := &HTTPError{
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StatusCode: http.StatusInternalServerError,
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ErrorResponse: ErrorResponse{
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Code: strconv.Itoa(http.StatusInternalServerError),
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Message: "the server encountered a problem and could not process your request",
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},
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}
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app.errorResponse(w, r, httpError)
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}
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func (app *App) notFoundResponse(w http.ResponseWriter, r *http.Request) {
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httpError := &HTTPError{
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StatusCode: http.StatusNotFound,
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ErrorResponse: ErrorResponse{
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Code: strconv.Itoa(http.StatusNotFound),
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Message: "the requested resource could not be found",
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},
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}
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app.errorResponse(w, r, httpError)
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}
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func (app *App) methodNotAllowedResponse(w http.ResponseWriter, r *http.Request) {
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httpError := &HTTPError{
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StatusCode: http.StatusMethodNotAllowed,
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ErrorResponse: ErrorResponse{
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Code: strconv.Itoa(http.StatusMethodNotAllowed),
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Message: fmt.Sprintf("the %s method is not supported for this resource", r.Method),
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},
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}
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app.errorResponse(w, r, httpError)
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}
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func (app *App) failedValidationResponse(w http.ResponseWriter, r *http.Request, errors map[string]string) {
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message, err := json.Marshal(errors)
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if err != nil {
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message = []byte("{}")
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}
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httpError := &HTTPError{
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StatusCode: http.StatusUnprocessableEntity,
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ErrorResponse: ErrorResponse{
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Code: strconv.Itoa(http.StatusUnprocessableEntity),
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Message: string(message),
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},
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}
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app.errorResponse(w, r, httpError)
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}
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