Add /supergroup and /channel commands

telegram/commands.go

@@ -368,6 +368,33 @@ func (c *Client) ProcessChatCommand(chatID int64, cmdline string) (string, bool)
 		if err != nil {
 			return err.Error(), true
 		}
+	// create new supergroup
+	case "supergroup":
+		if len(args) < 1 {
+			return notEnoughArguments, true
+		}
+
+		_, err := c.client.CreateNewSupergroupChat(&client.CreateNewSupergroupChatRequest{
+			Title:       args[0],
+			Description: strings.Join(args[1:], " "),
+		})
+		if err != nil {
+			return err.Error(), true
+		}
+	// create new channel
+	case "channel":
+		if len(args) < 1 {
+			return notEnoughArguments, true
+		}
+
+		_, err := c.client.CreateNewSupergroupChat(&client.CreateNewSupergroupChatRequest{
+			Title:       args[0],
+			Description: strings.Join(args[1:], " "),
+			IsChannel:   true,
+		})
+		if err != nil {
+			return err.Error(), true
+		}
 	case "help":
 		return helpString(helpTypeChat), true
 	default: