unpack

Documentation

Overview

Package unpack contains some updates result unpacking helpers.

Index

• func Message(u tg.UpdatesClass, err error) (*tg.Message, error)
• func MessageClass(u tg.UpdatesClass, err error) (tg.MessageClass, error)
• func MessageID(u tg.UpdatesClass, err error) (int, error)

Examples

• Message

Functions

func Message

func Message(u tg.UpdatesClass, err error) (*tg.Message, error)

Message tries to unpack sent message and returns it as Message.

Example

package main

import (
	"context"
	"fmt"
	"os"
	"os/signal"

	"github.com/voyager-hang/gotd-td/telegram"
	"github.com/voyager-hang/gotd-td/telegram/message"
	"github.com/voyager-hang/gotd-td/telegram/message/unpack"
	"github.com/voyager-hang/gotd-td/tg"
)

func unpackMessage(ctx context.Context) error {
	client, err := telegram.ClientFromEnvironment(telegram.Options{})
	if err != nil {
		return err
	}

	return client.Run(ctx, func(ctx context.Context) error {
		sender := message.NewSender(tg.NewClient(client))

		msg, err := unpack.Message(sender.Resolve("@durovschat").Dice(ctx))
		// Sends dice "🎲" to the @durovschat.
		if err != nil {
			return err
		}

		fmt.Println("Sent message ID:", msg.ID)

		return nil
	})
}

func main() {
	ctx, cancel := signal.NotifyContext(context.Background(), os.Interrupt)
	defer cancel()

	if err := unpackMessage(ctx); err != nil {
		_, _ = fmt.Fprintf(os.Stderr, "%+v\n", err)
		os.Exit(2)
	}
}

func MessageClass

func MessageClass(u tg.UpdatesClass, err error) (tg.MessageClass, error)

MessageClass tries to unpack sent message and returns it as MessageClass.

func MessageID

func MessageID(u tg.UpdatesClass, err error) (int, error)

MessageID tries to unpack sent message and returns message id.