nignoggobot/main.go
2025-05-29 00:52:44 +02:00

87 lines
2.1 KiB
Go

package main
import (
"fmt"
"log"
"os"
"os/signal"
"syscall"
"nignoggobot/commands"
"nignoggobot/metrics"
tgbotapi "github.com/go-telegram-bot-api/telegram-bot-api/v5"
_ "nignoggobot/commands" // ensure init() is called
)
var (
devChannelID int64 = -1001327903329
AdminIDs = []int64{126131628}
)
func notifyShutdown(reason string) {
token := os.Getenv("TELEGRAM_TOKEN")
bot, err := tgbotapi.NewBotAPI(token)
if err != nil {
log.Println("Failed to create bot for shutdown notification:", err)
return
}
msg := tgbotapi.NewMessage(devChannelID, "Bot shutting down/crashed: "+reason)
bot.Send(msg)
}
func main() {
// Signal handling for SIGINT/SIGTERM
sigs := make(chan os.Signal, 1)
signal.Notify(sigs, syscall.SIGINT, syscall.SIGTERM)
go func() {
sig := <-sigs
notifyShutdown(fmt.Sprintf("Received signal: %v", sig))
os.Exit(0)
}()
defer func() {
if r := recover(); r != nil {
notifyShutdown("panic: " + fmt.Sprint(r))
panic(r) // re-throw after notifying
} else {
notifyShutdown("normal shutdown")
}
}()
bot, err := tgbotapi.NewBotAPI(os.Getenv("TELEGRAM_TOKEN"))
log.Println(os.Getenv("TELEGRAM_TOKEN"))
if err != nil {
log.Fatal(err)
}
log.Printf("Authorized on account %s", bot.Self.UserName)
u := tgbotapi.NewUpdate(0)
u.Timeout = 60
updates := bot.GetUpdatesChan(u)
for update := range updates {
if update.Message == nil || !update.Message.IsCommand() {
continue
}
log.Printf("Received command: %s from chat %d (user %d)", update.Message.Command(), update.Message.Chat.ID, update.Message.From.ID)
cmdName := update.Message.Command()
isGroup := update.Message.Chat.IsGroup() || update.Message.Chat.IsSuperGroup()
metrics.UpdateChat(update.Message.Chat.ID, isGroup)
if cmd, ok := commands.All()[cmdName]; ok {
log.Printf("Executing command: %s", cmdName)
// Bottleneck here locking mutexes and writing to json every time but oh well
metrics.IncrementCommandUsage(cmdName)
cmd.Execute(update, bot)
} else {
log.Printf("Unknown command: %s", cmdName)
msg := tgbotapi.NewMessage(update.Message.Chat.ID, "Unknown command.")
bot.Send(msg)
}
}
}