class TriggerRepositoryImpl: TriggerRepository {

    private val _events = MutableSharedFlow<Event>()

    override fun observeTrigger(): Flow<Unit> = flow {
        // Observe _events and match latest against validTriggerPatterns
        // If there is a match - call emit(Unit)
    }

    override suspend fun addEvent(event: Event) {
        _events.emit(event)
    }

}

val validTriggerPatterns = listOf(
        listOf(Event.ScreenOpen(Screen.Main), Event.ScreenOpen(Screen.Details)),
        listOf(Event.CardCreated, Event.ScreenOpen(Screen.Main))
)