From de70ca6e9160befc1fcea526a27acbbf9a7853a2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=D0=92=D0=BB=D0=B0=D0=B4=D0=B8=D0=BC=D0=B8=D1=80=20=D0=A4?=
 =?UTF-8?q?=D0=B5=D0=B4=D0=BE=D1=80=D0=BE=D0=B2?=
 <vladimir.fodorow@gmail.com>
Date: Sun, 3 Apr 2022 17:19:32 +0700
Subject: [PATCH] add /start and /ping commands

---
 commands/command.go |  8 ++++++++
 main.go             | 10 ++++++++++
 2 files changed, 18 insertions(+)
 create mode 100644 commands/command.go

diff --git a/commands/command.go b/commands/command.go
new file mode 100644
index 0000000..05cdddb
--- /dev/null
+++ b/commands/command.go
@@ -0,0 +1,8 @@
+package commands
+
+type Command string
+
+const (
+	Start = Command("/start")
+	Ping  = Command("/ping")
+)
diff --git a/main.go b/main.go
index 78b1dde..a1cdebc 100644
--- a/main.go
+++ b/main.go
@@ -2,6 +2,7 @@ package main
 
 import (
 	"errors"
+	"git.user-penguin.space/vladimir/all_tg_bot/commands"
 	tgbot "github.com/go-telegram-bot-api/telegram-bot-api"
 	"github.com/umputun/go-flags"
 	"log"
@@ -16,6 +17,7 @@ const (
 
 type Opts struct {
 	Token string `short:"t" long:"token" description:"Telegram api token"`
+	Name  string `short:"n" long:"name" description:"Telegram bot name" default:"@butler_tg_bot"`
 }
 
 var opts Opts
@@ -59,5 +61,13 @@ func run() {
 		if strings.Contains(strings.ToLower(text), tag) {
 			_, _ = bot.Send(tgbot.NewMessage(chatID, allUsers))
 		}
+
+		command := commands.Command(strings.Replace(text, opts.Name, "", 1))
+		switch command {
+		case commands.Start:
+			_, _ = bot.Send(tgbot.NewMessage(chatID, "Здравствуйте, я ваш дворецкий."))
+		case commands.Ping:
+			_, _ = bot.Send(tgbot.NewMessage(chatID, "pong"))
+		}
 	}
 }