DCGO/Assets/Scripts/CardEffect/ST6/Purple/ST6_04.cs

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


public class ST6_04 : CEntity_Effect
{
    public override List<ICardEffect> CardEffects(EffectTiming timing, CardSource card)
    {
        List<ICardEffect> cardEffects = new List<ICardEffect>();

        if (timing == EffectTiming.OnEnterFieldAnyone)
        {
            ActivateClass activateClass = new ActivateClass();
            activateClass.SetUpICardEffect("Return 1 card from trash to hand", CanUseCondition, card);
            activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, -1, true, EffectDiscription());
            cardEffects.Add(activateClass);

            string EffectDiscription()
            {
                return "[On Play] You may return 1 purple Option card with a memory cost of 1 or 7 from your trash to your hand.";
            }

            bool CanSelectCardCondition(CardSource cardSource)
            {
                if (cardSource != null)
                {
                    if (cardSource.IsOption)
                    {
                        if (cardSource.Owner == card.Owner)
                        {
                            if (cardSource.HasCardColor(CardColor.Purple))
                            {
                                if (cardSource.GetCostItself == 1)
                                {
                                    return true;
                                }

                                if (cardSource.GetCostItself == 7)
                                {
                                    return true;
                                }
                            }
                        }
                    }
                }

                return false;
            }

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

            bool CanActivateCondition(Hashtable hashtable)
            {
                if (CardEffectCommons.IsExistOnBattleArea(card))
                {
                    if (CardEffectCommons.HasMatchConditionOwnersCardInTrash(card, CanSelectCardCondition))
                    {
                        return true;
                    }
                }

                return false;
            }

            IEnumerator ActivateCoroutine(Hashtable _hashtable)
            {
                if (isExistOnField(card))
                {
                    if (card.Owner.GetBattleAreaDigimons().Contains(card.PermanentOfThisCard()))
                    {
                        if (CardEffectCommons.HasMatchConditionOwnersCardInTrash(card, CanSelectCardCondition))
                        {
                            int maxCount = Math.Min(1, card.Owner.TrashCards.Count(CanSelectCardCondition));

                            SelectCardEffect selectCardEffect = GManager.instance.GetComponent<SelectCardEffect>();

                            selectCardEffect.SetUp(
                                canTargetCondition: CanSelectCardCondition,
                                canTargetCondition_ByPreSelecetedList: null,
                                canEndSelectCondition: null,
                                canNoSelect: () => true,
                                selectCardCoroutine: null,
                                afterSelectCardCoroutine: null,
                                message: "Select 1 card to add to your hand.",
                                maxCount: maxCount,
                                canEndNotMax: false,
                                isShowOpponent: true,
                                mode: SelectCardEffect.Mode.AddHand,
                                root: SelectCardEffect.Root.Trash,
                                customRootCardList: null,
                                canLookReverseCard: true,
                                selectPlayer: card.Owner,
                                cardEffect: activateClass);

                            yield return ContinuousController.instance.StartCoroutine(selectCardEffect.Activate());
                        }
                    }
                }
            }
        }

        return cardEffects;
    }
}