DCGO/Assets/Scripts/CardEffect/BT1/Red/BT1_021.cs

using System.Collections;
using System.Collections.Generic;

public class BT1_021 : CEntity_Effect
{
    public override List<ICardEffect> CardEffects(EffectTiming timing, CardSource card)
    {
        List<ICardEffect> cardEffects = new List<ICardEffect>();

        if (timing == EffectTiming.OnAllyAttack)
        {
            ActivateClass activateClass = new ActivateClass();
            activateClass.SetUpICardEffect("Memory +3", CanUseCondition, card);
            activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, -1, false, EffectDiscription());
            cardEffects.Add(activateClass);

            string EffectDiscription()
            {
                return "[When Attacking] Gain 3 memory. At end of turn lose 3 memory.";
            }

            bool CanUseCondition(Hashtable hashtable)
            {
                return CardEffectCommons.CanTriggerOnAttack(hashtable, card);
            }

            bool CanActivateCondition(Hashtable hashtable)
            {
                return CardEffectCommons.IsExistOnBattleArea(card);
            }

            IEnumerator ActivateCoroutine(Hashtable _hashtable)
            {
                yield return ContinuousController.instance.StartCoroutine(card.Owner.AddMemory(3, activateClass));

                card.Owner.UntilEachTurnEndEffects.Add(GetCardEffect);

                ICardEffect GetCardEffect(EffectTiming _timing)
                {
                    if (_timing == EffectTiming.OnEndTurn)
                    {
                        return CardEffectFactory.EoTLose3Memory(card);
                    }

                    return null;
                }

                yield return ContinuousController.instance.StartCoroutine(GManager.instance.GetComponent<Effects>().CreateBuffEffect(card.PermanentOfThisCard()));
            }
        }

        return cardEffects;
    }
}