using System;
using System.Collections;
using System.Collections.Generic;
using System.Linq;
public class EX5_069 : CEntity_Effect
{
    public override List<ICardEffect> CardEffects(EffectTiming timing, CardSource card)
    {
        List<ICardEffect> cardEffects = new List<ICardEffect>();

        if (timing == EffectTiming.OptionSkill)
        {
            ActivateClass activateClass = new ActivateClass();
            activateClass.SetUpICardEffect("By Trashing 1 card, delete level 6 or lower", CanUseCondition, card);
            activateClass.SetUpActivateClass(null, ActivateCoroutine, -1, false, EffectDiscription());
            cardEffects.Add(activateClass);

            string EffectDiscription()
            {
                return "[Main] By trashing 1 card in your hand, delete 1 of your opponent's level 6 or lower Digimon. If this effect trashed a card with the [Seven Great Demon Lords] trait, place this card in the battle area.";
            }

            bool CanSelectPermanentCondition(Permanent permanent)
            {
                if (CardEffectCommons.IsPermanentExistsOnOpponentBattleAreaDigimon(permanent, card))
                {
                    if (permanent.Level <= 6)
                    {
                        if (permanent.TopCard.HasLevel)
                        {
                            return true;
                        }
                    }
                }

                return false;
            }

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

            IEnumerator ActivateCoroutine(Hashtable _hashtable)
            {
                if (card.Owner.HandCards.Count >= 1)
                {
                    bool discarded = false;

                    CardSource discardedCard = null;

                    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: true,
                        canEndNotMax: false,
                        isShowOpponent: true,
                        selectCardCoroutine: null,
                        afterSelectCardCoroutine: AfterSelectCardCoroutine,
                        mode: SelectHandEffect.Mode.Discard,
                        cardEffect: activateClass);

                    yield return StartCoroutine(selectHandEffect.Activate());

                    IEnumerator AfterSelectCardCoroutine(List<CardSource> cardSources)
                    {
                        if (cardSources.Count == 1)
                        {
                            discarded = true;

                            discardedCard = cardSources[0];

                            yield return null;
                        }
                    }

                    if (discarded)
                    {
                        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: null,
                                mode: SelectPermanentEffect.Mode.Destroy,
                                cardEffect: activateClass);

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

                    if (discardedCard != null)
                    {
                        if (discardedCard.CardTraits.Contains("Seven Great Demon Lords") || discardedCard.CardTraits.Contains("SevenGreatDemonLords"))
                        {
                            yield return ContinuousController.instance.StartCoroutine(CardEffectCommons.PlaceDelayOptionCards(
                                card: card,
                                cardEffect: activateClass));
                        }
                    }
                }
            }
        }

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

            string EffectDiscription()
            {
                return "[All Turns] When an effect plays an opponent's Digimon, <Delay> (After this card is placed, by trashing it the next turn or later, activate the effect below.) - You may play 1 [Leviamon] from your trash without paying the cost.";
            }

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

            bool CanSelectCardCondition(CardSource cardSource)
            {
                if (CardEffectCommons.CanPlayAsNewPermanent(cardSource: cardSource, payCost: false, cardEffect: activateClass))
                {
                    if (cardSource.CardNames.Contains("Leviamon"))
                    {
                        return true;
                    }
                }

                return false;
            }

            bool CanUseCondition(Hashtable hashtable)
            {
                if (CardEffectCommons.IsExistOnBattleArea(card))
                {
                    if (CardEffectCommons.CanTriggerOnPermanentPlay(hashtable, PermanentCondition))
                    {
                        if (CardEffectCommons.IsByEffect(hashtable, null))
                        {
                            if (CardEffectCommons.CanDeclareOptionDelayEffect(card))
                            {
                                return true;
                            }
                        }
                    }
                }

                return false;
            }

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

                return false;
            }

            IEnumerator ActivateCoroutine(Hashtable _hashtable)
            {
                yield return ContinuousController.instance.StartCoroutine(CardEffectCommons.DeletePeremanentAndProcessAccordingToResult(
                    targetPermanents: new List<Permanent>() { card.PermanentOfThisCard() },
                    activateClass: activateClass,
                    successProcess: permanents => SuccessProcess(),
                    failureProcess: null));

                IEnumerator SuccessProcess()
                {
                    if (CardEffectCommons.HasMatchConditionOwnersCardInTrash(card, CanSelectCardCondition))
                    {
                        int maxCount = Math.Min(1, card.Owner.TrashCards.Count(CanSelectCardCondition));

                        List<CardSource> selectedCards = new List<CardSource>();

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

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

                        selectCardEffect.SetUpCustomMessage("Select 1 card to play.", "The opponent is selecting 1 card to play.");
                        selectCardEffect.SetUpCustomMessage_ShowCard("Played Card");

                        yield return StartCoroutine(selectCardEffect.Activate());

                        IEnumerator SelectCardCoroutine(CardSource cardSource)
                        {
                            selectedCards.Add(cardSource);

                            yield return null;
                        }

                        yield return ContinuousController.instance.StartCoroutine(CardEffectCommons.PlayPermanentCards(
                            cardSources: selectedCards,
                            activateClass: activateClass,
                            payCost: false,
                            isTapped: false,
                            root: SelectCardEffect.Root.Trash,
                            activateETB: true));
                    }
                }
            }
        }

        if (timing == EffectTiming.SecuritySkill)
        {
            CardEffectCommons.AddActivateMainOptionSecurityEffect(card: card, cardEffects: ref cardEffects,
            effectName: $"Trash 1 card from hand to delete 1 level 4 or lower Digimon and place this card on battle area");
        }

        return cardEffects;
    }
}