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package utils
import (
"encoding/json"
"fmt"
"io"
"net/http"
"os"
log "github.com/sirupsen/logrus"
)
// WriteResponse encodes the given value as JSON or string and renders it for http client
func WriteResponse(w http.ResponseWriter, code int, value interface{}) {
switch value.(type) {
case string:
w.Header().Set("Content-Type", "text/plain; charset=us-ascii")
w.WriteHeader(code)
if _, err := fmt.Fprintln(w, value); err != nil {
log.Errorf("unable to send string response: %q", err)
}
case *os.File:
w.Header().Set("Content-Type", "application/octet; charset=us-ascii")
w.WriteHeader(code)
if _, err := io.Copy(w, value.(*os.File)); err != nil {
log.Errorf("unable to copy to response: %q", err)
}
default:
WriteJSON(w, code, value)
}
}
func WriteJSON(w http.ResponseWriter, code int, value interface{}) {
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(code)
coder := json.NewEncoder(w)
coder.SetEscapeHTML(true)
if err := coder.Encode(value); err != nil {
log.Errorf("unable to write json: %q", err)
}
}
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