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

// Bakemon
namespace DCGO.CardEffects.BT23
{
    public class BT23_064 : CEntity_Effect
    {
        public override List<ICardEffect> CardEffects(EffectTiming timing, CardSource card)
        {
            List<ICardEffect> cardEffects = new List<ICardEffect>();

            #region OP/WD Shared

            bool IsOwnerDigimonShared(Permanent permanent)
            {
                return CardEffectCommons.IsPermanentExistsOnOwnerBattleAreaDigimon(permanent, card);
            }

            IEnumerator SharedActivateCoroutine(Hashtable hashtable, ActivateClass activateClass)
            {
                bool CanSelectLevelOpponentPermanentCondition(Permanent permanent)
                {
                    return CardEffectCommons.IsPermanentExistsOnOpponentBattleAreaDigimon(permanent, card) &&
                           permanent.IsDigimon &&
                           permanent.TopCard.HasLevel &&
                           permanent.Level <= 4;
                }

                Permanent selectedPermanent = null;

                #region Select Your Digimon

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

                selectPermanentEffect.SetUp(
                    selectPlayer: card.Owner,
                    canTargetCondition: IsOwnerDigimonShared,
                    canTargetCondition_ByPreSelecetedList: null,
                    canEndSelectCondition: null,
                    maxCount: 1,
                    canNoSelect: true,
                    canEndNotMax: false,
                    selectPermanentCoroutine: SelectPermanentCoroutine,
                    afterSelectPermanentCoroutine: null,
                    mode: SelectPermanentEffect.Mode.Custom,
                    cardEffect: activateClass);

                IEnumerator SelectPermanentCoroutine(Permanent permanent)
                {
                    selectedPermanent = permanent;
                    yield return null;
                }

                selectPermanentEffect.SetUpCustomMessage("Select 1 of your Digimon to delete.", "The opponent is selecting 1 of their Digimon to delete.");
                yield return ContinuousController.instance.StartCoroutine(selectPermanentEffect.Activate());

                #endregion

                if (selectedPermanent != null)
                {
                    yield return ContinuousController.instance.StartCoroutine(
                        CardEffectCommons.DeletePeremanentAndProcessAccordingToResult(
                            targetPermanents: new List<Permanent>() { selectedPermanent }, activateClass: activateClass,
                            successProcess: _ => SuccessProcess(), failureProcess: null));
                }

                IEnumerator SuccessProcess()
                {
                    if (CardEffectCommons.HasMatchConditionPermanent(CanSelectLevelOpponentPermanentCondition))
                    {
                        selectPermanentEffect.SetUp(
                            selectPlayer: card.Owner,
                            canTargetCondition: CanSelectLevelOpponentPermanentCondition,
                            canTargetCondition_ByPreSelecetedList: null,
                            canEndSelectCondition: null,
                            maxCount: 1,
                            canNoSelect: false,
                            canEndNotMax: false,
                            selectPermanentCoroutine: null,
                            afterSelectPermanentCoroutine: null,
                            mode: SelectPermanentEffect.Mode.Destroy,
                            cardEffect: activateClass);

                        selectPermanentEffect.SetUpCustomMessage("Select 1 of your opponents lvl 4 or lower Digimon to delete.", "The opponent is selecting 1 of your Digimon to delete.");
                        yield return ContinuousController.instance.StartCoroutine(selectPermanentEffect.Activate());
                    }
                }
            }

            #endregion

            #region On Play

            if (timing == EffectTiming.OnEnterFieldAnyone)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect("By deleting 1 of your digimon, delete 1 level 4 or lower digimon", CanUseCondition, card);
                activateClass.SetUpActivateClass(CanActivateCondition, hashtable => SharedActivateCoroutine(hashtable, activateClass), -1, false, EffectDiscription());
                cardEffects.Add(activateClass);

                string EffectDiscription()
                {
                    return "[On Play] By deleting 1 of your Digimon, delete 1 of your opponent's level 4 or lower Digimon.";
                }

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

                bool CanActivateCondition(Hashtable hashtable)
                {
                    return CardEffectCommons.IsExistOnBattleAreaDigimon(card)
                        && CardEffectCommons.HasMatchConditionPermanent(IsOwnerDigimonShared);
                }
            }

            #endregion

            #region When Digivolving

            if (timing == EffectTiming.OnEnterFieldAnyone)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect("By deleting 1 of your digimon, delete 1 level 4 or lower digimon", CanUseCondition, card);
                activateClass.SetUpActivateClass(CanActivateCondition, hashtable => SharedActivateCoroutine(hashtable, activateClass), -1, false, EffectDiscription());
                cardEffects.Add(activateClass);

                string EffectDiscription()
                {
                    return "[When Digivolving] By deleting 1 of your Digimon, delete 1 of your opponent's level 4 or lower Digimon.";
                }

                bool CanUseCondition(Hashtable hashtable)
                {
                    return CardEffectCommons.IsExistOnBattleAreaDigimon(card)
                        && CardEffectCommons.CanTriggerWhenDigivolving(hashtable, card);
                }

                bool CanActivateCondition(Hashtable hashtable)
                {
                    return CardEffectCommons.IsExistOnBattleAreaDigimon(card)
                        && CardEffectCommons.HasMatchConditionPermanent(IsOwnerDigimonShared);
                }
            }

            #endregion

            #region On Deletion - ESS

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

                string EffectDiscription()
                {
                    return "[On Deletion] Gain 1 memory.";
                }

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

                bool CanActivateCondition(Hashtable hashtable)
                {
                    return CardEffectCommons.CanActivateOnDeletion(card, activateClass);
                }

                IEnumerator ActivateCoroutine(Hashtable hashtable)
                {
                    yield return ContinuousController.instance.StartCoroutine(card.Owner.AddMemory(1, activateClass));
                }
            }

            #endregion

            return cardEffects;
        }
    }
}