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

namespace DCGO.CardEffects.BT18
{
    public class BT18_052 : CEntity_Effect
    {
        public override List<ICardEffect> CardEffects(EffectTiming timing, CardSource card)
        {
            List<ICardEffect> cardEffects = new List<ICardEffect>();

            #region Alternate Digivolution

            if (timing == EffectTiming.None)
            {
                bool PermanentCondition(Permanent targetPermanent)
                {
                    return targetPermanent.TopCard.IsLevel4 &&
                           targetPermanent.TopCard.EqualsTraits("Royal Base");
                }

                cardEffects.Add(CardEffectFactory.AddSelfDigivolutionRequirementStaticEffect(
                    permanentCondition: PermanentCondition, digivolutionCost: 3, ignoreDigivolutionRequirement: false,
                    card: card, condition: null));
            }

            #endregion

            #region On Play/When Digivolving Shared

            bool IsOpponenetsDigimon(Permanent permanent)
            {
                return CardEffectCommons.IsPermanentExistsOnOpponentBattleAreaDigimon(permanent, card);
            }

            bool SharedCanActivateCondition(Hashtable hashtable)
            {
                if (CardEffectCommons.IsExistOnBattleAreaDigimon(card))
                    return card.Owner.SecurityCards.Count(cardSource => !cardSource.IsFlipped) > 0;

                return false;
            }

            IEnumerator SharedActivateCoroutine(Hashtable hashtable, ActivateClass activateClass)
            {
                int maxCount = card.Owner.SecurityCards.Count(cardSource => !cardSource.IsFlipped);

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

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

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

                IEnumerator DeDigivolvePermanent(Permanent permanent)
                {
                    yield return ContinuousController.instance.StartCoroutine(new IDegeneration(permanent, maxCount, activateClass, true).Degeneration());
                }
            }

            #endregion

            #region On Play

            if (timing == EffectTiming.OnEnterFieldAnyone)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect("For each of your face up security cards, <De-Digivolve 1> 1 of your opponent's Digimon", CanUseCondition, card);
                activateClass.SetUpActivateClass(SharedCanActivateCondition, (hashTable) => SharedActivateCoroutine(hashTable, activateClass), -1, false, EffectDiscription());
                cardEffects.Add(activateClass);

                string EffectDiscription()
                {
                    return "[On Play] For each of your face up security cards, <De-Digivolve 1> 1 of your opponent's Digimon.";
                }

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

            #endregion

            #region When Digivolving

            if (timing == EffectTiming.OnEnterFieldAnyone)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect("For each of your face up security cards, <De-Digivolve 1> 1 of your opponent's Digimon", CanUseCondition, card);
                activateClass.SetUpActivateClass(SharedCanActivateCondition, (hashTable) => SharedActivateCoroutine(hashTable, activateClass), -1, false, EffectDiscription());
                cardEffects.Add(activateClass);

                string EffectDiscription()
                {
                    return "[When Digivolving] For each of your face up security cards, <De-Digivolve 1> 1 of your opponent's Digimon.";
                }

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

            #endregion

            #region All Turns - ESS

            if (timing == EffectTiming.OnEndBattle)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect("Trash the top card of opponent's security", CanUseCondition, card);
                activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, 1, false, EffectDiscription());
                activateClass.SetIsInheritedEffect(true);
                activateClass.SetHashString("TrashSecurity_BT18_052");
                cardEffects.Add(activateClass);

                string EffectDiscription()
                {
                    return "[All Turns] [Once Per Turn] When this Digimon deletes an opponent's Digimon in battle, trash the top card of your opponent's security stack.";
                }

                bool CanUseCondition(Hashtable hashtable)
                {
                    if (CardEffectCommons.IsExistOnBattleArea(card))
                    {
                        bool WinnerCondition(Permanent permanent) => permanent.cardSources.Contains(card);
                        bool LoserCondition(Permanent permanent) => CardEffectCommons.IsOpponentPermanent(permanent, card);

                        if (CardEffectCommons.CanTriggerWhenDeleteOpponentDigimonByBattle(hashtable: hashtable, winnerCondition: WinnerCondition, loserCondition: LoserCondition, isOnlyWinnerSurvive: false))
                        {
                            return true;
                        }
                    }

                    return false;
                }

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

                    return false;
                }

                IEnumerator ActivateCoroutine(Hashtable _hashtable)
                {
                    yield return ContinuousController.instance.StartCoroutine(new IDestroySecurity(
                        player: card.Owner.Enemy,
                        destroySecurityCount: 1,
                        cardEffect: activateClass,
                        fromTop: true).DestroySecurity());
                }
            }

            #endregion

            #region All Turns - Security

            if (timing == EffectTiming.None)
            {
                bool CanUseCondition()
                {
                    if (CardEffectCommons.IsExistInSecurity(card, false))
                    {
                        if (CardEffectCommons.IsOpponentTurn(card))
                        {
                            return true;
                        }
                    }

                    return false;
                }

                bool PermanentCondition(Permanent permanent)
                {
                    if (CardEffectCommons.IsPermanentExistsOnOwnerBattleAreaDigimon(permanent, card))
                    {
                        if (permanent.TopCard.EqualsTraits("Royal Base"))
                        {
                            return true;
                        }
                    }

                    return false;
                }

                cardEffects.Add(CardEffectFactory.BlockerStaticEffect(
                    permanentCondition: PermanentCondition,
                    isInheritedEffect: false,
                    card: card,
                    condition: CanUseCondition));
            }

            #endregion

            return cardEffects;
        }
    }
}