Files
comicverse/router/rerrors/errors.go

58 lines
1.2 KiB
Go

package rerrors
import (
"encoding/json"
"fmt"
"net/http"
)
type RouteError struct {
StatusCode int `json:"status_code"`
Error string `json:"error"`
Info map[string]any `json:"info"`
}
func NewRouteError(status int, error string, info ...map[string]any) RouteError {
rerr := RouteError{StatusCode: status, Error: error}
if len(info) > 0 {
rerr.Info = info[0]
} else {
rerr.Info = map[string]any{}
}
return rerr
}
func (rerr RouteError) ServeHTTP(w http.ResponseWriter, r *http.Request) {
if rerr.StatusCode == 0 {
rerr.StatusCode = http.StatusNotImplemented
}
if rerr.Error == "" {
rerr.Error = "MISSING ERROR DESCRIPTION"
}
if rerr.Info == nil {
rerr.Info = map[string]any{}
}
w.Header().Set("Content-Type", "application/json")
j, err := json.Marshal(rerr)
if err != nil {
j, _ := json.Marshal(RouteError{
StatusCode: http.StatusInternalServerError,
Error: "Failed to marshal error message to JSON",
Info: map[string]any{
"source_value": fmt.Sprintf("%#v", rerr),
"error": err.Error(),
},
})
w.WriteHeader(http.StatusInternalServerError)
w.Write(j)
return
}
w.WriteHeader(rerr.StatusCode)
w.Write(j)
}