DCGO/Assets/Scripts/CardEffect/ST7/Red/ST7_09.cs

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

public class ST7_09 : CEntity_Effect
{
    public override List<ICardEffect> CardEffects(EffectTiming timing, CardSource card)
    {
        List<ICardEffect> cardEffects = new List<ICardEffect>();

        if (timing == EffectTiming.None)
        {
            cardEffects.Add(CardEffectFactory.ChangeSelfSAttackStaticEffect(changeValue: 1, isInheritedEffect: false, card: card, condition: null));
        }

        if (timing == EffectTiming.OnAllyAttack)
        {
            ActivateClass activateClass = new ActivateClass();
            activateClass.SetUpICardEffect("Delete 1 Digimon with 4000 DP or less, or this Digimon gains DP +3000", CanUseCondition, card);
            activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, -1, false, EffectDiscription());
            cardEffects.Add(activateClass);

            string EffectDiscription()
            {
                return "[When Attacking] Delete 1 of your opponent's Digimon with 4000 DP or less. If no Digimon was deleted by this effect, this Digimon gets +3000 DP for the turn.";
            }

            bool CanSelectPermanentCondition(Permanent permanent)
            {
                if (CardEffectCommons.IsPermanentExistsOnOpponentBattleAreaDigimon(permanent, card))
                {
                    if (permanent.DP <= card.Owner.MaxDP_DeleteEffect(4000, activateClass))
                    {
                        return true;
                    }
                }

                return false;
            }

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

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

                return false;
            }

            IEnumerator ActivateCoroutine(Hashtable _hashtable)
            {
                List<Permanent> deleteTargetPermanents = new List<Permanent>();

                if (CardEffectCommons.HasMatchConditionPermanent(CanSelectPermanentCondition))
                {
                    int maxCount = Math.Min(1, CardEffectCommons.MatchConditionPermanentCount(CanSelectPermanentCondition));

                    SelectPermanentEffect selectPermanentEffect = GManager.instance.GetComponent<SelectPermanentEffect>();

                    selectPermanentEffect.SetUp(
                        selectPlayer: card.Owner,
                        canTargetCondition: CanSelectPermanentCondition,
                        canTargetCondition_ByPreSelecetedList: null,
                        canEndSelectCondition: null,
                        maxCount: maxCount,
                        canNoSelect: false,
                        canEndNotMax: false,
                        selectPermanentCoroutine: null,
                        afterSelectPermanentCoroutine: AfterSelectPermanentCoroutine,
                        mode: SelectPermanentEffect.Mode.Custom,
                        cardEffect: activateClass);

                    selectPermanentEffect.SetUpCustomMessage("Select 1 Digimon to delete.", "The opponent is selecting 1 Digimon to delete.");

                    yield return ContinuousController.instance.StartCoroutine(selectPermanentEffect.Activate());

                    IEnumerator AfterSelectPermanentCoroutine(List<Permanent> permanents)
                    {
                        deleteTargetPermanents = permanents.Clone();

                        yield return null;
                    }
                }

                yield return ContinuousController.instance.StartCoroutine(CardEffectCommons.DeletePeremanentAndProcessAccordingToResult(
                    targetPermanents: deleteTargetPermanents,
                    activateClass: activateClass,
                    successProcess: null,
                    failureProcess: FailureProcess));

                IEnumerator FailureProcess()
                {
                    yield return ContinuousController.instance.StartCoroutine(CardEffectCommons.ChangeDigimonDP(
                        targetPermanent: card.PermanentOfThisCard(),
                        changeValue: 3000,
                        effectDuration: EffectDuration.UntilEachTurnEnd,
                        activateClass: activateClass));
                }
            }
        }

        return cardEffects;
    }
}