forward

type Notification struct {
	// ChatID is an ID to send the notification. In
	// Telegram could be a channel/group ID, in Slack
	// a room or a user.
	ChatID     string
	AlertGroup model.AlertGroup
}

type Notifier interface {
	Notify(ctx context.Context, notification Notification) error
	Type() string
}

type NotifierMetricsRecorder interface {
	ObserveForwardNotifierOpDuration(ctx context.Context, notifierType string, op string, success bool, t time.Duration)
}

type Properties struct {
	// CustomChatID can be used when the forward should be done
	// to a different target (chat, group, channel, user...)
	// instead of using the default one.
	CustomChatID string
}

type Service interface {
	// Forward knows how to forward alerts from an input to an output.
	Forward(ctx context.Context, props Properties, alertGroup *model.AlertGroup) error
}

type ServiceConfig struct {
	AlertLabelChatID string
	Notifiers        []Notifier
	Logger           log.Logger
}

type ServiceMetricsRecorder interface {
	ObserveForwardServiceOpDuration(ctx context.Context, op string, success bool, t time.Duration)
}