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

public class BT6_086 : CEntity_Effect
{
    public override List<ICardEffect> CardEffects(EffectTiming timing, CardSource card)
    {
        List<ICardEffect> cardEffects = new List<ICardEffect>();

        if (timing == EffectTiming.OnEnterFieldAnyone)
        {
            int count()
            {
                int count = 0;

                foreach (Player player in GManager.instance.turnStateMachine.gameContext.Players_ForTurnPlayer)
                {
                    count += player.GetBattleAreaPermanents().Count((permanent) => permanent.IsTamer);
                }

                return count;
            }

            ActivateClass activateClass = new ActivateClass();
            activateClass.SetUpICardEffect("Place [Eosmon] from trash in digivolution cards", CanUseCondition, card);
            activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, -1, true, EffectDiscription());
            cardEffects.Add(activateClass);

            string EffectDiscription()
            {
                return "[When Digivolving] For each Tamer in play, you may place 1 level 5 or lower [Eosmon] from your trash at the top of this Digimon's digivolution cards in any order. If you place 2 or more cards with this effect, delete 1 of your opponent's Digimon.";
            }

            bool CanSelectCardCondition(CardSource cardSource)
            {
                if (cardSource.CardNames.Contains("Eosmon"))
                {
                    if (cardSource.Level <= 5)
                    {
                        if (cardSource.HasLevel)
                        {
                            return true;
                        }
                    }
                }

                return false;
            }

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

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

            bool CanActivateCondition(Hashtable hashtable)
            {
                if (CardEffectCommons.IsExistOnBattleArea(card))
                {
                    if (CardEffectCommons.HasMatchConditionOwnersCardInTrash(card, CanSelectCardCondition))
                    {
                        if (count() >= 1)
                        {
                            return true;
                        }
                    }
                }

                return false;
            }

            IEnumerator ActivateCoroutine(Hashtable _hashtable)
            {
                if (CardEffectCommons.IsExistOnBattleArea(card))
                {
                    if (CardEffectCommons.HasMatchConditionOwnersCardInTrash(card, CanSelectCardCondition))
                    {
                        int maxCount = Math.Min(count(), 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: CanEndSelectCondition,
                            canNoSelect: () => true,
                            selectCardCoroutine: SelectCardCoroutine,
                            afterSelectCardCoroutine: null,
                            message: "Select cards to place in Digivolution cards\n(cards will be placed in the digivolution cards so that cards with lower numbers are on top).",
                            maxCount: maxCount,
                            canEndNotMax: true,
                            isShowOpponent: true,
                            mode: SelectCardEffect.Mode.Custom,
                            root: SelectCardEffect.Root.Trash,
                            customRootCardList: null,
                            canLookReverseCard: true,
                            selectPlayer: card.Owner,
                            cardEffect: activateClass);

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

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

                            return true;
                        }

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

                            yield return null;
                        }

                        if (selectedCards.Count >= 1)
                        {
                            selectedCards.Reverse();

                            yield return ContinuousController.instance.StartCoroutine(card.PermanentOfThisCard().AddDigivolutionCardsTop(selectedCards, activateClass));

                            if (selectedCards.Count >= 2)
                            {
                                if (CardEffectCommons.HasMatchConditionPermanent(CanSelectPermanentCondition))
                                {
                                    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 (timing == EffectTiming.None)
        {
            int count()
            {
                if (CardEffectCommons.IsExistOnBattleArea(card))
                {
                    return card.PermanentOfThisCard().DigivolutionCards.Count / 3;
                }

                return 0;
            }

            bool Condition()
            {
                if (CardEffectCommons.IsExistOnBattleArea(card))
                {
                    if (CardEffectCommons.IsOwnerTurn(card))
                    {
                        if (count() >= 1)
                        {
                            return true;
                        }
                    }
                }

                return false;
            }

            cardEffects.Add(CardEffectFactory.ChangeSelfSAttackStaticEffect<Func<int>>(
                changeValue: () => count(),
                isInheritedEffect: false,
                card: card,
                condition: Condition));
        }

        return cardEffects;
    }
}