74 lines
2.2 KiB
Go
74 lines
2.2 KiB
Go
package notificationimp
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import (
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"encoding/json"
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"io"
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"net/http"
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"github.com/tech/sendico/notification/internal/server/notificationimp/telegram"
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tnotifications "github.com/tech/sendico/pkg/messaging/notifications/telegram"
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"github.com/tech/sendico/pkg/model"
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"github.com/tech/sendico/pkg/mservice"
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"go.uber.org/zap"
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)
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const telegramWebhookMaxBody = 1 << 20
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func (a *NotificationAPI) handleTelegramWebhook(w http.ResponseWriter, r *http.Request) {
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if a == nil {
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w.WriteHeader(http.StatusNoContent)
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return
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}
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if a.producer == nil {
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if a.logger != nil {
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a.logger.Warn("Telegram webhook ignored: messaging producer is not configured")
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}
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w.WriteHeader(http.StatusServiceUnavailable)
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return
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}
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var update telegram.Update
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dec := json.NewDecoder(io.LimitReader(r.Body, telegramWebhookMaxBody))
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if err := dec.Decode(&update); err != nil {
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if a.logger != nil {
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a.logger.Warn("Failed to decode telegram webhook update", zap.Error(err))
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}
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w.WriteHeader(http.StatusBadRequest)
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return
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}
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if a.logger != nil {
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fields := []zap.Field{
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zap.Int64("update_id", update.UpdateID),
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zap.Bool("has_message", update.Message != nil),
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}
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if update.Message != nil {
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fields = append(fields,
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zap.Int64("message_id", update.Message.MessageID),
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zap.Int64("chat_id", update.Message.Chat.ID),
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zap.Int("text_length", len(update.Message.Text)),
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)
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if update.Message.From != nil {
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fields = append(fields, zap.Int64("from_user_id", update.Message.From.ID))
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}
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if update.Message.ReplyToMessage != nil {
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fields = append(fields, zap.Int64("reply_to_message_id", update.Message.ReplyToMessage.MessageID))
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}
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}
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a.logger.Info("Telegram webhook update received", fields...)
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}
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payload := &model.TelegramWebhookUpdate{
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UpdateID: update.UpdateID,
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}
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if update.Message != nil {
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payload.Message = update.Message.ToModel()
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}
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env := tnotifications.TelegramUpdate(string(mservice.Notifications), payload)
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if err := a.producer.SendMessage(env); err != nil {
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if a.logger != nil {
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a.logger.Warn("Failed to publish telegram webhook update", zap.Error(err), zap.Int64("update_id", update.UpdateID))
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}
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w.WriteHeader(http.StatusServiceUnavailable)
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return
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}
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w.WriteHeader(http.StatusOK)
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}
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