cards/CardUmbrella.cs
using Sandbox;
using System.Threading.Tasks;

public class CardUmbrella : Card
{
	public override bool ShouldHandleEvent( EventType eventType )
	{
		return eventType == EventType.Reveal && Manager.Instance.RevealedCard == this;
	}

	public override async Task HandleEventAsync( EventType eventType )
	{
		if(Manager.Instance.Cards.Count == 2 && Manager.Instance.ChosenCards.Count == 2 && Manager.Instance.ChosenCards[1] == this )
		{
			var otherCard = Manager.Instance.ChosenCards[0];

			if ( otherCard.CardType == this.CardType )
				return;
		}

		Manager.Instance.PushEventMessage( this, eventType );

		await Task.DelayRealtime( 200 );

		if ( CardType == CardType.Umbrella )
		{
			SetCardType( CardType.UmbrellaClosed );
			Manager.Instance.PlayCardSfx( "umbrella_close", this, volume: 1.1f, pitch: Game.Random.Float( 0.9f, 1.1f ) );
		}
		else
		{
			SetCardType( CardType.Umbrella );
			Manager.Instance.PlayCardSfx( "umbrella_open", this, volume: 1.5f, pitch: Game.Random.Float( 0.9f, 1.1f ) );
		}

		await Manager.Instance.ShakeCard( this, time: 0.2f, easingType: EasingType.QuadOut, playSfx: false );

		await Task.DelayRealtime( 400 );

		Manager.Instance.PopEventMessage();
	}

	public override string GetEventText( EventType eventType )
	{
		return GetCardDescription( CardType.Umbrella );
	}
}