fix(api): fix participants count fetch

go.mod

@@ -12,6 +12,7 @@ require (
 	github.com/go-faster/errors v0.7.1
 	github.com/go-faster/jx v1.1.0
 	github.com/go-faster/sdk v0.13.0
+	github.com/go-telegram/bot v1.2.1
 	github.com/google/go-github/v52 v52.0.0
 	github.com/google/uuid v1.6.0
 	github.com/gotd/contrib v0.19.0

go.sum

@@ -71,6 +71,8 @@ github.com/go-logr/zapr v1.3.0 h1:XGdV8XW8zdwFiwOA2Dryh1gj2KRQyOOoNmBy4EplIcQ=
 github.com/go-logr/zapr v1.3.0/go.mod h1:YKepepNBd1u/oyhd/yQmtjVXmm9uML4IXUgMOwR8/Gg=
 github.com/go-openapi/inflect v0.21.0 h1:FoBjBTQEcbg2cJUWX6uwL9OyIW8eqc9k4KhN4lfbeYk=
 github.com/go-openapi/inflect v0.21.0/go.mod h1:INezMuUu7SJQc2AyR3WO0DqqYUJSj8Kb4hBd7WtjlAw=
+github.com/go-telegram/bot v1.2.1 h1:FkrixLCtMtPUQAN4plXdNElbhkdXkx2p68YPXKBruDg=
+github.com/go-telegram/bot v1.2.1/go.mod h1:i2TRs7fXWIeaceF3z7KzsMt/he0TwkVC680mvdTFYeM=
 github.com/go-test/deep v1.0.3 h1:ZrJSEWsXzPOxaZnFteGEfooLba+ju3FYIbOrS+rQd68=
 github.com/go-test/deep v1.0.3/go.mod h1:wGDj63lr65AM2AQyKZd/NYHGb0R+1RLqB8NKt3aSFNA=
 github.com/gogo/protobuf v1.3.2 h1:Ov1cvc58UF3b5XjBnZv7+opcTcQFZebYjWzi34vdm4Q=

internal/api/badge.go

@@ -49,25 +49,10 @@ func (s Server) GetTelegramBadge(ctx context.Context, params oas.GetTelegramBadg
 		if err != nil {
 			return nil, errors.Wrap(err, "get chat")
 		}
-		chanFull := full.FullChat.(*tg.ChannelFull)
+		members = full.FullChat.(*tg.ChannelFull).ParticipantsCount
 		s.lg.Info("Got chat",
-			zap.Int("chats", len(full.Chats)),
-			zap.Int64("id", chanFull.ID),
-			zap.String("about", chanFull.About),
+			zap.Int("participants", members),
 		)
-		for _, chat := range full.Chats {
-			s.lg.Info("Chat", zap.Any("chat", chat))
-			switch c := chat.(type) {
-			case *tg.Chat:
-				members = c.ParticipantsCount
-			case *tg.Channel:
-				members = c.ParticipantsCount
-			default:
-				s.lg.Warn("Unexpected chat type",
-					zap.String("type", fmt.Sprintf("%T", chat)),
-				)
-			}
-		}
 	}
 	var (
 		title = params.Title.Or(params.GroupName)