github.com/goreleaser/goreleaser@v1.25.1/internal/pipe/telegram/telegram.go (about)

     1  package telegram
     2  
     3  import (
     4  	"fmt"
     5  	"strconv"
     6  
     7  	"github.com/caarlos0/env/v9"
     8  	"github.com/caarlos0/log"
     9  	api "github.com/go-telegram-bot-api/telegram-bot-api"
    10  	"github.com/goreleaser/goreleaser/internal/tmpl"
    11  	"github.com/goreleaser/goreleaser/pkg/context"
    12  )
    13  
    14  const (
    15  	defaultMessageTemplate = `{{ .ProjectName }} {{ mdv2escape .Tag }} is out! Check it out at {{ mdv2escape .ReleaseURL }}`
    16  	parseModeHTML          = "HTML"
    17  	parseModeMarkdown      = "MarkdownV2"
    18  )
    19  
    20  type Pipe struct{}
    21  
    22  func (Pipe) String() string                 { return "telegram" }
    23  func (Pipe) Skip(ctx *context.Context) bool { return !ctx.Config.Announce.Telegram.Enabled }
    24  
    25  type Config struct {
    26  	ConsumerToken string `env:"TELEGRAM_TOKEN,notEmpty"`
    27  }
    28  
    29  func (Pipe) Default(ctx *context.Context) error {
    30  	if ctx.Config.Announce.Telegram.MessageTemplate == "" {
    31  		ctx.Config.Announce.Telegram.MessageTemplate = defaultMessageTemplate
    32  	}
    33  	switch ctx.Config.Announce.Telegram.ParseMode {
    34  	case parseModeHTML, parseModeMarkdown:
    35  		break
    36  	default:
    37  		ctx.Config.Announce.Telegram.ParseMode = parseModeMarkdown
    38  	}
    39  	return nil
    40  }
    41  
    42  func (Pipe) Announce(ctx *context.Context) error {
    43  	msg, chatID, err := getMessageDetails(ctx)
    44  	if err != nil {
    45  		return err
    46  	}
    47  
    48  	var cfg Config
    49  	if err := env.Parse(&cfg); err != nil {
    50  		return fmt.Errorf("telegram: %w", err)
    51  	}
    52  
    53  	log.Infof("posting: '%s'", msg)
    54  	bot, err := api.NewBotAPI(cfg.ConsumerToken)
    55  	if err != nil {
    56  		return fmt.Errorf("telegram: %w", err)
    57  	}
    58  
    59  	tm := api.NewMessage(chatID, msg)
    60  	tm.ParseMode = "MarkdownV2"
    61  	_, err = bot.Send(tm)
    62  	if err != nil {
    63  		return fmt.Errorf("telegram: %w", err)
    64  	}
    65  	log.Debug("message sent")
    66  	return nil
    67  }
    68  
    69  func getMessageDetails(ctx *context.Context) (string, int64, error) {
    70  	msg, err := tmpl.New(ctx).Apply(ctx.Config.Announce.Telegram.MessageTemplate)
    71  	if err != nil {
    72  		return "", 0, fmt.Errorf("telegram: %w", err)
    73  	}
    74  	chatIDStr, err := tmpl.New(ctx).Apply(ctx.Config.Announce.Telegram.ChatID)
    75  	if err != nil {
    76  		return "", 0, fmt.Errorf("telegram: %w", err)
    77  	}
    78  	chatID, err := strconv.ParseInt(chatIDStr, 10, 64)
    79  	if err != nil {
    80  		return "", 0, fmt.Errorf("telegram: %w", err)
    81  	}
    82  
    83  	return msg, chatID, nil
    84  }