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

namespace DCGO.CardEffects.EX10
{
    public class EX10_068 : CEntity_Effect
    {
        public override List<ICardEffect> CardEffects(EffectTiming timing, CardSource card)
        {
            List<ICardEffect> cardEffects = new List<ICardEffect>();

            #region Name Change

            if (timing == EffectTiming.None)
            {
                ChangeCardNamesClass changeCardNamesClass = new ChangeCardNamesClass();
                changeCardNamesClass.SetUpICardEffect("Also treated as [Ken Ichijoji]", CanUseCondition, card);
                changeCardNamesClass.SetUpChangeCardNamesClass(changeCardNames: changeCardNames);

                cardEffects.Add(changeCardNamesClass);

                bool CanUseCondition(Hashtable hashtable)
                {
                    return true;
                }

                List<string> changeCardNames(CardSource cardSource, List<string> CardNames)
                {
                    if (cardSource == card)
                    {
                        CardNames.Add("Ken Ichijoji");
                    }

                    return CardNames;
                }
            }

            #endregion

            #region Start of Your Main Phase

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

                string EffectDiscription()
                {
                    return "[Start of Your Main Phase] For every 2 colors your opponent's Digimon and Tamers have, gain 1 memory.";
                }

                bool CanUseCondition(Hashtable hashtable)
                {
                    return CardEffectCommons.IsExistOnField(card) &&
                           CardEffectCommons.IsOwnerTurn(card);
                }

                bool CanActivateCondition(Hashtable hashtable)
                {
                    return CardEffectCommons.IsExistOnField(card) &&
                           card.Owner.CanAddMemory(activateClass);
                }

                bool CanGetCardColour(Permanent permanent)
                {
                    return CardEffectCommons.IsPermanentExistsOnOpponentBattleAreaDigimon(permanent, card)
                        || CardEffectCommons.IsPermanentExistsOnOpponentBattleAreaTamer(permanent, card);
                }

                IEnumerator ActivateCoroutine(Hashtable hashtable)
                {
                    int memoryGain = Mathf.RoundToInt(CardEffectCommons.GetUniqueColourCountOnOpponentsBattleArea(card, CanGetCardColour) / 2);

                    if (memoryGain > 0)
                        yield return ContinuousController.instance.StartCoroutine(card.Owner.AddMemory(memoryGain, activateClass));
                }
            }

            #endregion

            #region On Play

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

                string EffectDiscription()
                {
                    return "[On Play] Delete 1 of your opponent's play cost 5 or lower Digimon. Then, by returning 1 Digimon card from your opponent's trash to the bottom of the deck, from your hand or trash and without paying the cost, you may play 1 level 4 or lower Digimon card with the same color as the card this effect returned.";
                }

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

                bool CanActivateCondition(Hashtable hashtable)
                {
                    return isExistOnField(card);
                }

                bool CanSelectPermanentCondition(Permanent permanent)
                {
                    return CardEffectCommons.IsPermanentExistsOnOpponentBattleAreaDigimon(permanent, card) &&
                           permanent.TopCard.HasPlayCost && permanent.TopCard.GetCostItself <= 5;
                }

                bool OpponentsTrashDigimon(CardSource card)
                {
                    return card.IsDigimon;
                }

                IEnumerator ActivateCoroutine(Hashtable hashtable)
                {
                    if (CardEffectCommons.HasMatchConditionPermanent(CanSelectPermanentCondition))
                    {
                        SelectPermanentEffect selectPermanentEffect = GManager.instance.GetComponent<SelectPermanentEffect>();

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

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

                    if (CardEffectCommons.HasMatchConditionOpponentsCardInTrash(card, OpponentsTrashDigimon))
                    {
                        List<CardSource> selectedCards = new List<CardSource>();
                        SelectCardEffect selectCardEffect = GManager.instance.GetComponent<SelectCardEffect>();

                        selectCardEffect.SetUp(
                        canTargetCondition: OpponentsTrashDigimon,
                        canTargetCondition_ByPreSelecetedList: null,
                        canEndSelectCondition: null,
                        canNoSelect: () => true,
                        selectCardCoroutine: null,
                        afterSelectCardCoroutine: AfterSelectCardCoroutine,
                        message: "Select 1 card in opponent's trash to place at the bottom of the deck.",
                        maxCount: 1,
                        canEndNotMax: false,
                        isShowOpponent: false,
                        mode: SelectCardEffect.Mode.Custom,
                        root: SelectCardEffect.Root.Custom,
                        customRootCardList: card.Owner.Enemy.TrashCards,
                        canLookReverseCard: true,
                        selectPlayer: card.Owner,
                        cardEffect: activateClass);

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

                        IEnumerator AfterSelectCardCoroutine(List<CardSource> cardSources)
                        {
                            selectedCards = cardSources.Clone();

                            yield return null;
                        }

                        if (selectedCards.Count > 0)
                        {
                            yield return ContinuousController.instance.StartCoroutine(CardObjectController.AddLibraryBottomCards(selectedCards));

                            yield return ContinuousController.instance.StartCoroutine(GManager.instance.GetComponent<Effects>().ShowCardEffect(selectedCards, "Deck Bottom Card", true, true));

                            bool canSelectHand = card.Owner.HandCards.Count(CanSelectCardCondition) >= 1;
                            bool canSelectTrash = CardEffectCommons.HasMatchConditionOwnersCardInTrash(card, CanSelectCardCondition);

                            bool CanSelectCardCondition(CardSource cardSource)
                            {
                                if (cardSource.IsDigimon)
                                {
                                    if(cardSource.HasLevel && cardSource.Level <= 4)
                                    {
                                        if (CardEffectCommons.CanPlayAsNewPermanent(cardSource: cardSource, payCost: false, cardEffect: activateClass))
                                        {
                                            foreach (CardSource item in selectedCards)
                                            {
                                                if (cardSource.CardColors.Any(x => item.HasCardColor(x)))
                                                        return true;
                                            }
                                        }
                                    }                                    
                                }

                                return false;
                            }

                            if (canSelectHand || canSelectTrash)
                            {
                                if (canSelectHand && canSelectTrash)
                                {
                                    List<SelectionElement<bool>> selectionElements = new List<SelectionElement<bool>>()
                                    {
                                        new SelectionElement<bool>(message: $"From hand", value : true, spriteIndex: 0),
                                        new SelectionElement<bool>(message: $"From trash", value : false, spriteIndex: 1),
                                    };

                                    string selectPlayerMessage = "From which area do you play a card?";
                                    string notSelectPlayerMessage = "The opponent is choosing from which area to play a card.";

                                    GManager.instance.userSelectionManager.SetBoolSelection(selectionElements: selectionElements, selectPlayer: card.Owner, selectPlayerMessage: selectPlayerMessage, notSelectPlayerMessage: notSelectPlayerMessage);
                                }
                                else
                                {
                                    GManager.instance.userSelectionManager.SetBool(canSelectHand);
                                }

                                yield return ContinuousController.instance.StartCoroutine(GManager.instance.userSelectionManager.WaitForEndSelect());

                                bool fromHand = GManager.instance.userSelectionManager.SelectedBoolValue;

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

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

                                    yield return null;
                                }

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

                                    selectHandEffect.SetUp(
                                        selectPlayer: card.Owner,
                                        canTargetCondition: CanSelectCardCondition,
                                        canTargetCondition_ByPreSelecetedList: null,
                                        canEndSelectCondition: null,
                                        maxCount: 1,
                                        canNoSelect: true,
                                        canEndNotMax: false,
                                        isShowOpponent: true,
                                        selectCardCoroutine: SelectCardCoroutine,
                                        afterSelectCardCoroutine: null,
                                        mode: SelectHandEffect.Mode.Custom,
                                        cardEffect: activateClass);

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

                                    yield return StartCoroutine(selectHandEffect.Activate());
                                }
                                else
                                {
                                    selectCardEffect.SetUp(
                                        canTargetCondition: CanSelectCardCondition,
                                        canTargetCondition_ByPreSelecetedList: null,
                                        canEndSelectCondition: null,
                                        canNoSelect: () => true,
                                        selectCardCoroutine: SelectCardCoroutine,
                                        afterSelectCardCoroutine: null,
                                        message: "Select 1 card to play.",
                                        maxCount: 1,
                                        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 ContinuousController.instance.StartCoroutine(selectCardEffect.Activate());
                                }

                                SelectCardEffect.Root root = SelectCardEffect.Root.Hand;

                                if (!fromHand)
                                {
                                    root = SelectCardEffect.Root.Trash;
                                }

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

            #endregion

            #region Security Effect

            if (timing == EffectTiming.SecuritySkill)
            {
                cardEffects.Add(CardEffectFactory.PlaySelfTamerSecurityEffect(card));
            }

            #endregion

            return cardEffects;
        }
    }
}