🚧 Added 'messages' and 'commands' functions for filtering 'Message' updates

Added support of general commands and messages with stickers

commands.go

@@ -0,0 +1,37 @@
+package main
+
+import (
+	"strings"
+
+	log "github.com/kirillDanshin/dlog" // Insert logs only in debug builds
+	"github.com/toby3d/go-telegram"     // My Telegram bindings
+)
+
+func commands(msg *telegram.Message) error {
+	log.Ln("[commands] Check command message")
+	switch strings.ToLower(msg.Command()) {
+	case "start":
+		log.Ln("[commands] Received a /start command")
+		// TODO: Reply by greetings message and add user to DB
+		return nil
+	case "help":
+		log.Ln("[commands] Received a /help command")
+		// TODO: Reply by help instructions
+		return nil
+	case "addsticker":
+		log.Ln("[commands] Received a /addsticker command")
+		// TODO: Change current state to "addSticker" for adding sticker
+		return nil
+	case "delsticker":
+		log.Ln("[commands] Received a /delsticker command")
+		// TODO: Change current state to "delSticker" for deleting sticker
+		return nil
+	case "cancel":
+		log.Ln("[commands] Received a /cancel command")
+		// TODO: Change current state to default for aborting /addSticker or
+		// /delSticker commands
+		return nil
+	default:
+		return nil // Do nothing because unsupported command
+	}
+}

main.go

@@ -32,9 +32,13 @@ func main() {
 		case update.Message != nil:
 			log.Ln("[main] Get Message update")
 			// TODO: Added support of commands, grab and save sticker in DB
+			err = messages(update.Message)
+			errCheck(err)
 		default:
 			log.Ln("[main] Get unsupported update")
-			continue // Ignore any other updates
+			// Ignore any other updates
 		}
+
+		continue
 	}
 }

messages.go

@@ -0,0 +1,28 @@
+package main
+
+import (
+	log "github.com/kirillDanshin/dlog" // Insert logs only in debug builds
+	"github.com/toby3d/go-telegram"     // My Telegram bindings
+)
+
+// message function check Message update on commands, sended stickers or other
+// user stuff
+func messages(msg *telegram.Message) error {
+	if msg.From.ID == bot.Self.ID ||
+		msg.ForwardFrom.ID == bot.Self.ID {
+		log.Ln("[messages] Received a message from myself, ignore this update")
+		return nil
+	}
+
+	if msg.IsCommand() {
+		log.Ln("[message] Received a command message")
+		return commands(msg)
+	}
+
+	if msg.Sticker != nil {
+		// TODO: Upload new or delete exist sticker in pack
+		return nil
+	}
+
+	return nil // Do nothing because unsupported actions
+}