Use only chat system message to get newbies.

It is preferred method by telegram developers.
This also remove duplicate messages from irma.

CHANGELOG.md

@@ -1,3 +1,7 @@
+2024-01-14 v1.9.0
+  - Use only chat system message to get newbies.
+  - Remove duplicate messages.
+
 2024-01-02 v1.8.2
   - Fix group, not exists in db, get after switch to native pgx.
 

telegram/newbie.go

@@ -49,20 +49,6 @@ func (hdl *InstanceObj) messageFromNewbie(ctx context.Context, log zerolog.Logge
 	return nil
 }
 
-func (hdl *InstanceObj) newMembersInMessage(ctx context.Context, log zerolog.Logger, msg *tgbotapi.Message) error {
-	isAdm, err := hdl.isAdmin(msg.Chat.ID, msg.From.ID)
-	if err != nil {
-		return err
-	}
-
-	if isAdm {
-		log.Info().Int64("admin", msg.From.ID).Msg("newbie added by admin, it is normal")
-		return nil
-	}
-
-	return hdl.newMembers(ctx, log, msg.Chat.ID, msg.NewChatMembers, msg.MessageID)
-}
-
 func (hdl *InstanceObj) newMembers(
 	ctx context.Context,
 	log zerolog.Logger,

telegram/process.go

@@ -128,10 +128,6 @@ func (hdl *InstanceObj) processMsg(ctx context.Context, msg *tgbotapi.Message) e
 		return hdl.messageFromNewbie(ctx, log, msg)
 	}
 
-	if msg.NewChatMembers != nil {
-		return hdl.newMembersInMessage(ctx, log, msg)
-	}
-
 	name := fmt.Sprintf("@%s", hdl.cnf.BotName)
 
 	if strings.HasPrefix(msg.Text, name) {