1package api
 2
 3import (
 4	"encoding/json"
 5	"net/http"
 6	"strconv"
 7	"strings"
 8)
 9
10func jsonResponse(w http.ResponseWriter, status int, data interface{}) {
11	w.Header().Set("Content-Type", "application/json")
12	w.WriteHeader(status)
13	json.NewEncoder(w).Encode(data)
14}
15
16func jsonError(w http.ResponseWriter, status int, messages ...string) {
17	jsonResponse(w, status, map[string]string{"error": strings.Join(messages, " ")})
18}
19
20func getIDFromPath(r *http.Request) (uint, error) {
21	id, err := strconv.Atoi(r.PathValue("id"))
22	return uint(id), err
23}