using System;
using System.Collections;
using System.Collections.Generic;
using System.Linq;
public class EX5_062 : 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("Trash cards from hand and play 1 Digimon from trash", CanUseCondition, card);
            activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, 1, false, EffectDiscription());
            activateClass.SetHashString("PlayDigimon_EX5_062");
            cardEffects.Add(activateClass);

            string EffectDiscription()
            {
                return "[When Digivolving] [Once Per Turn] You may trash up to 3 cards from your hand. Then, play 1 purple Digimon card from your trash with the play cost reduced by 3. For each card trashed by this effect, further reduce it by 1.";
            }

            bool CanSelectCardCondition(CardSource cardSource)
            {
                if (cardSource.IsDigimon)
                {
                    if (cardSource.HasCardColor(CardColor.Purple))
                    {
                        if (CardEffectCommons.CanPlayAsNewPermanent(cardSource: cardSource, payCost: true, cardEffect: activateClass))
                        {
                            return true;
                        }
                    }
                }


                return false;
            }

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

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

                return false;
            }

            IEnumerator ActivateCoroutine(Hashtable _hashtable)
            {
                int discadedCount = 0;

                if (card.Owner.HandCards.Count >= 1)
                {
                    int discardCount = Math.Min(3, card.Owner.HandCards.Count);

                    SelectHandEffect selectHandEffect = GManager.instance.GetComponent<SelectHandEffect>();

                    selectHandEffect.SetUp(
                        selectPlayer: card.Owner,
                        canTargetCondition: cardSource => true,
                        canTargetCondition_ByPreSelecetedList: null,
                        canEndSelectCondition: CanEndSelectCondition,
                        maxCount: discardCount,
                        canNoSelect: true,
                        canEndNotMax: true,
                        isShowOpponent: true,
                        selectCardCoroutine: null,
                        afterSelectCardCoroutine: AfterSelectCardCoroutine,
                        mode: SelectHandEffect.Mode.Discard,
                        cardEffect: activateClass);

                    yield return StartCoroutine(selectHandEffect.Activate());

                    bool CanEndSelectCondition(List<CardSource> cardSources)
                    {
                        if (CardEffectCommons.HasNoElement(cardSources))
                        {
                            return false;
                        }

                        return true;
                    }

                    IEnumerator AfterSelectCardCoroutine(List<CardSource> cardSources)
                    {
                        discadedCount += cardSources.Count;

                        yield return null;
                    }
                }

                int reduceCost = 3 + discadedCount;

                #region reduce play cost
                ChangeCostClass changeCostClass = new ChangeCostClass();
                changeCostClass.SetUpICardEffect($"Play Cost -{reduceCost}", CanUseCondition1, card);
                changeCostClass.SetUpChangeCostClass(changeCostFunc: ChangeCost, cardSourceCondition: CardSourceCondition, rootCondition: RootCondition, isUpDown: isUpDown, isCheckAvailability: () => false, isChangePayingCost: () => true);
                Func<EffectTiming, ICardEffect> getCardEffect = GetCardEffect;
                card.Owner.UntilCalculateFixedCostEffect.Add(getCardEffect);

                ICardEffect GetCardEffect(EffectTiming _timing)
                {
                    if (_timing == EffectTiming.None)
                    {
                        return changeCostClass;
                    }

                    return null;
                }

                bool CanUseCondition1(Hashtable hashtable)
                {
                    return true;
                }

                int ChangeCost(CardSource cardSource, int Cost, SelectCardEffect.Root root, List<Permanent> targetPermanents)
                {
                    if (CardSourceCondition(cardSource))
                    {
                        if (RootCondition(root))
                        {
                            if (PermanentsCondition(targetPermanents))
                            {
                                Cost -= reduceCost;
                            }
                        }
                    }

                    return Cost;
                }

                bool PermanentsCondition(List<Permanent> targetPermanents)
                {
                    if (targetPermanents == null)
                    {
                        return true;
                    }

                    else
                    {
                        if (targetPermanents.Count((targetPermanent) => targetPermanent != null) == 0)
                        {
                            return true;
                        }
                    }

                    return false;
                }

                bool CardSourceCondition(CardSource cardSource)
                {
                    if (cardSource.IsDigimon)
                    {
                        if (cardSource.HasCardColor(CardColor.Purple))
                        {
                            return true;
                        }
                    }

                    return false;
                }

                bool RootCondition(SelectCardEffect.Root root)
                {
                    return true;
                }

                bool isUpDown()
                {
                    return true;
                }
                #endregion

                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: () => false,
                                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: true,
                        isTapped: false,
                        root: SelectCardEffect.Root.Trash,
                        activateETB: true));
                }

                #region release effect reducing play cost 
                card.Owner.UntilCalculateFixedCostEffect.Remove(getCardEffect);
                #endregion
            }
        }

        if (timing == EffectTiming.OnDeclaration)
        {
            ActivateClass activateClass = new ActivateClass();
            activateClass.SetUpICardEffect("Trash cards from hand and play 1 Digimon from trash", CanUseCondition, card);
            activateClass.SetUpActivateClass(null, ActivateCoroutine, 1, false, EffectDiscription());
            activateClass.SetHashString("PlayDigimon_EX5_062");
            cardEffects.Add(activateClass);

            string EffectDiscription()
            {
                return "[Main] [Once Per Turn] You may trash up to 3 cards from your hand. Then, play 1 purple Digimon card from your trash with the play cost reduced by 3. For each card trashed by this effect, further reduce it by 1.";
            }

            bool CanSelectCardCondition(CardSource cardSource)
            {
                if (cardSource.IsDigimon)
                {
                    if (CardEffectCommons.CanPlayAsNewPermanent(cardSource: cardSource, payCost: true, cardEffect: activateClass))
                    {
                        if (cardSource.HasCardColor(CardColor.Purple))
                        {
                            return true;
                        }
                    }
                }

                return false;
            }

            bool CanUseCondition(Hashtable hashtable)
            {
                if (CardEffectCommons.IsExistOnBattleArea(card))
                {
                    if (card.Owner.HandCards.Count >= 1)
                    {
                        return true;
                    }

                    if (CardEffectCommons.HasMatchConditionOwnersCardInTrash(card, CanSelectCardCondition))
                    {
                        return true;
                    }
                }

                return false;
            }

            IEnumerator ActivateCoroutine(Hashtable _hashtable)
            {
                int discadedCount = 0;

                if (card.Owner.HandCards.Count >= 1)
                {
                    int discardCount = Math.Min(3, card.Owner.HandCards.Count);

                    SelectHandEffect selectHandEffect = GManager.instance.GetComponent<SelectHandEffect>();

                    selectHandEffect.SetUp(
                        selectPlayer: card.Owner,
                        canTargetCondition: cardSource => true,
                        canTargetCondition_ByPreSelecetedList: null,
                        canEndSelectCondition: CanEndSelectCondition,
                        maxCount: discardCount,
                        canNoSelect: true,
                        canEndNotMax: true,
                        isShowOpponent: true,
                        selectCardCoroutine: null,
                        afterSelectCardCoroutine: AfterSelectCardCoroutine,
                        mode: SelectHandEffect.Mode.Discard,
                        cardEffect: activateClass);

                    yield return StartCoroutine(selectHandEffect.Activate());

                    bool CanEndSelectCondition(List<CardSource> cardSources)
                    {
                        if (CardEffectCommons.HasNoElement(cardSources))
                        {
                            return false;
                        }

                        return true;
                    }

                    IEnumerator AfterSelectCardCoroutine(List<CardSource> cardSources)
                    {
                        discadedCount += cardSources.Count;

                        yield return null;
                    }
                }

                int reduceCost = 3 + discadedCount;

                #region reduce play cost
                ChangeCostClass changeCostClass = new ChangeCostClass();
                changeCostClass.SetUpICardEffect($"Play Cost -{reduceCost}", CanUseCondition1, card);
                changeCostClass.SetUpChangeCostClass(changeCostFunc: ChangeCost, cardSourceCondition: CardSourceCondition, rootCondition: RootCondition, isUpDown: isUpDown, isCheckAvailability: () => false, isChangePayingCost: () => true);
                Func<EffectTiming, ICardEffect> getCardEffect = GetCardEffect;
                card.Owner.UntilCalculateFixedCostEffect.Add(getCardEffect);

                ICardEffect GetCardEffect(EffectTiming _timing)
                {
                    if (_timing == EffectTiming.None)
                    {
                        return changeCostClass;
                    }

                    return null;
                }

                bool CanUseCondition1(Hashtable hashtable)
                {
                    return true;
                }

                int ChangeCost(CardSource cardSource, int Cost, SelectCardEffect.Root root, List<Permanent> targetPermanents)
                {
                    if (CardSourceCondition(cardSource))
                    {
                        if (RootCondition(root))
                        {
                            if (PermanentsCondition(targetPermanents))
                            {
                                Cost -= reduceCost;
                            }
                        }
                    }

                    return Cost;
                }

                bool PermanentsCondition(List<Permanent> targetPermanents)
                {
                    if (targetPermanents == null)
                    {
                        return true;
                    }

                    else
                    {
                        if (targetPermanents.Count((targetPermanent) => targetPermanent != null) == 0)
                        {
                            return true;
                        }
                    }

                    return false;
                }

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

                    return false;
                }

                bool RootCondition(SelectCardEffect.Root root)
                {
                    return true;
                }

                bool isUpDown()
                {
                    return true;
                }
                #endregion

                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: () => false,
                                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: true,
                        isTapped: false,
                        root: SelectCardEffect.Root.Trash,
                        activateETB: true));
                }

                #region release effect
                card.Owner.UntilCalculateFixedCostEffect.Remove(getCardEffect);
                #endregion
            }
        }

        if (timing == EffectTiming.OnEnterFieldAnyone)
        {
            ActivateClass activateClass = new ActivateClass();
            activateClass.SetUpICardEffect("Delete 1 level 5 or lower Digimon or Draw 1", CanUseCondition, card);
            activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, -1, false, EffectDiscription());
            cardEffects.Add(activateClass);

            string EffectDiscription()
            {
                return "[Your Turn] When an effect plays one of your Digimon, delete 1 of your opponent's level 5 or lower Digimon. If this effect didn't delete, <Draw 1> (Draw 1 card from your deck).";
            }

            bool CanSelectPermanentCondition(Permanent permanent)
            {
                if (CardEffectCommons.IsPermanentExistsOnOpponentBattleAreaDigimon(permanent, card))
                {
                    if (permanent.Level <= 5)
                    {
                        if (permanent.TopCard.HasLevel)
                        {
                            return true;
                        }
                    }
                }

                return false;
            }

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

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

                        }
                    }
                }

                return false;
            }

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

                    if (card.Owner.LibraryCards.Count >= 1)
                    {
                        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(new DrawClass(card.Owner, 1, activateClass).Draw());
                }
            }
        }

        return cardEffects;
    }
}