66 lines
1.8 KiB
Go
66 lines
1.8 KiB
Go
package main
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import (
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"context"
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"os"
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"os/signal"
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"github.com/go-telegram/bot"
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"github.com/go-telegram/bot/models"
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)
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// Send any text message to the bot after the bot has been started
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func main() {
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ctx, cancel := signal.NotifyContext(context.Background(), os.Interrupt)
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defer cancel()
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opts := []bot.Option{
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bot.WithDefaultHandler(defaultHandler),
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bot.WithCallbackQueryDataHandler("button", bot.MatchTypePrefix, callbackHandler),
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}
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b, err := bot.New(os.Getenv("EXAMPLE_TELEGRAM_BOT_TOKEN"), opts...)
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if nil != err {
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// panics for the sake of simplicity.
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// you should handle this error properly in your code.
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panic(err)
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}
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b.Start(ctx)
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}
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func callbackHandler(ctx context.Context, b *bot.Bot, update *models.Update) {
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// answering callback query first to let Telegram know that we received the callback query,
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// and we're handling it. Otherwise, Telegram might retry sending the update repetitively
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// as it thinks the callback query doesn't reach to our application. learn more by
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// reading the footnote of the https://core.telegram.org/bots/api#callbackquery type.
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b.AnswerCallbackQuery(ctx, &bot.AnswerCallbackQueryParams{
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CallbackQueryID: update.CallbackQuery.ID,
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ShowAlert: false,
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})
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b.SendMessage(ctx, &bot.SendMessageParams{
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ChatID: update.CallbackQuery.Message.Message.Chat.ID,
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Text: "You selected the button: " + update.CallbackQuery.Data,
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})
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}
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func defaultHandler(ctx context.Context, b *bot.Bot, update *models.Update) {
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kb := &models.InlineKeyboardMarkup{
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InlineKeyboard: [][]models.InlineKeyboardButton{
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{
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{Text: "Button 1", CallbackData: "button_1"},
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{Text: "Button 2", CallbackData: "button_2"},
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}, {
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{Text: "Button 3", CallbackData: "button_3"},
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},
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},
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}
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b.SendMessage(ctx, &bot.SendMessageParams{
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ChatID: update.Message.Chat.ID,
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Text: "Click by button",
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ReplyMarkup: kb,
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})
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}
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