DCGO/Assets/Scripts/CardEffect/ST10/Purple/ST10_01.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using System.Linq;
using Photon;
using System;
using Photon.Pun;

public class ST10_01 : 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("Draw 1 and trash 1 card from hand", CanUseCondition, card);
            activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, -1, false, EffectDiscription());
            activateClass.SetIsInheritedEffect(true);
            cardEffects.Add(activateClass);

            string EffectDiscription()
            {
                return "[When Attacking] If you have a yellow Digimon in play, <Draw 1>. (Draw 1 card from your deck.) If you do, trash 1 card in your hand.";
            }

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

            bool CanActivateCondition(Hashtable hashtable)
            {
                if (CardEffectCommons.IsExistOnBattleArea(card))
                {
                    if (card.Owner.LibraryCards.Count >= 1)
                    {
                        if (CardEffectCommons.HasMatchConditionOwnersPermanent(card, (permanent) => permanent.IsDigimon && permanent.TopCard.CardColors.Contains(CardColor.Yellow)))
                        {
                            return true;
                        }
                    }
                }

                return false;
            }

            IEnumerator ActivateCoroutine(Hashtable _hashtable)
            {
                if (isExistOnField(card))
                {
                    if (card.Owner.GetBattleAreaDigimons().Contains(card.PermanentOfThisCard()))
                    {
                        yield return ContinuousController.instance.StartCoroutine(new DrawClass(card.Owner, 1, activateClass).Draw());

                        if (card.Owner.HandCards.Count >= 1)
                        {
                            int discardCount = 1;

                            SelectHandEffect selectHandEffect = GManager.instance.GetComponent<SelectHandEffect>();

                            selectHandEffect.SetUp(
                                selectPlayer: card.Owner,
                                canTargetCondition: (cardSource) => true,
                                canTargetCondition_ByPreSelecetedList: null,
                                canEndSelectCondition: null,
                                maxCount: discardCount,
                                canNoSelect: false,
                                canEndNotMax: false,
                                isShowOpponent: true,
                                selectCardCoroutine: null,
                                afterSelectCardCoroutine: null,
                                mode: SelectHandEffect.Mode.Discard,
                                cardEffect: activateClass);

                            yield return StartCoroutine(selectHandEffect.Activate());
                        }
                    }
                }
            }
        }

        return cardEffects;
    }
}