error handling

dispatcher.go

@@ -150,14 +150,14 @@ func (d *Dispatcher) autoSetting(ctx context.Context) error {
 }
 
 func (d *Dispatcher) check(r APIResponseUpdate) (err error) {
-	switch r.Failed {
-	case 0:
+	switch {
+	case r.Failed == 0:
 		d.opts.Ts = r.Ts
-	case 1:
+	case r.Failed == 1:
 		d.opts.Ts = r.Ts
-	case 2:
+	case r.Failed == 2:
 		err = d.updateServer(false)
-	case 3:
+	case r.Failed == 3:
 		err = d.updateServer(true)
 	default:
 		log.Println("Dispatcher update check", err)

requests.go

@@ -54,7 +54,12 @@ func SendGetRequest(url string) ([]byte, error) {
 }
 
 func check(r Response) error {
-	//e := r.Base()
-	//log.Println("API ERROR:", e.Code, e.Message)
-	return nil
+	e := r.Base()
+	switch e.Code {
+	case 0:
+		return nil
+	// TODO: add another codes https://vk.com/dev/errors
+	default:
+		return e
+	}
 }