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

// Dan Yuki & Kanan Yuki
namespace DCGO.CardEffects.BT24
{
    public class BT24_085 : CEntity_Effect
    {
        public override List<ICardEffect> CardEffects(EffectTiming timing, CardSource card)
        {
            List<ICardEffect> cardEffects = new List<ICardEffect>();

            #region Start of Your Main Phase

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

                string EffectDescription() => "[Start of Your Main Phase] If you have 4 or less memory, gain 1 memory.";

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

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

                IEnumerator ActivateCoroutine(Hashtable _hashtable)
                {
                    if (card.Owner.CanAddMemory(activateClass) && card.Owner.MemoryForPlayer <= 4) 
                        yield return ContinuousController.instance.StartCoroutine(card.Owner.AddMemory(1, activateClass));
                }
            }

            #endregion

            #region End of Your Turn

            if (timing == EffectTiming.OnEndTurn)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect("Use a [TS] Option that costs less than your opponent's memory, 1 [TS] Digimon may attack", CanUseCondition, card);
                activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, -1, true, EffectDescription());
                cardEffects.Add(activateClass);

                string EffectDescription() => "[End of Your Turn] By suspending this Tamer, you may use 1 [TS] trait Option card with as high or lower a use cost as your opponent's memory from your hand without paying the cost. Then, 1 of your Digimon with the [TS] trait may attack.";

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

                bool CanActivateCondition(Hashtable hashtable)
                {
                    return CardEffectCommons.IsExistOnBattleArea(card)
                        && CardEffectCommons.CanActivateSuspendCostEffect(card)
                        && card.Owner.MemoryForPlayer <= 0;
                }

                bool CanSelectCardCondition(CardSource cardSource)
                {
                    return cardSource.IsOption
                        && cardSource.HasTSTraits
                        && !cardSource.CanNotPlayThisOption
                        && cardSource.GetCostItself <= card.Owner.Enemy.MemoryForPlayer;
                }

                bool CanSelectPermanentCondition(Permanent permanent)
                {
                    return CardEffectCommons.IsPermanentExistsOnOwnerBattleAreaDigimon(permanent, card)
                        && permanent.TopCard.HasTSTraits
                        && permanent.CanAttack(activateClass);
                }

                IEnumerator ActivateCoroutine(Hashtable _hashtable)
                {
                    yield return ContinuousController.instance.StartCoroutine(new SuspendPermanentsClass(new List<Permanent> { card.PermanentOfThisCard() }, _hashtable).Tap());

                    if (card.PermanentOfThisCard().IsSuspended)
                    {
                        #region use option
                        List<CardSource> selectedCards = new List<CardSource>();

                        int maxCount = Math.Min(1, CardEffectCommons.MatchConditionOwnersCardCountInHand(card, CanSelectCardCondition));

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

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

                        selectHandEffect.SetUpCustomMessage("Select 1 option card to use.", "The opponent is selecting 1 option card to use.");
                        selectHandEffect.SetUpCustomMessage_ShowCard("Used Card");

                        yield return StartCoroutine(selectHandEffect.Activate());

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

                            yield return null;
                        }

                        yield return ContinuousController.instance.StartCoroutine(
                            CardEffectCommons.PlayOptionCards(
                            cardSources: selectedCards,
                            activateClass: activateClass,
                            payCost: false,
                            root: SelectCardEffect.Root.Hand));
                        #endregion

                        #region Digimon attacks
                        Permanent selectedPermanent = null;

                        int maxCount1 = 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: maxCount1,
                            canNoSelect: true,
                            canEndNotMax: false,
                            selectPermanentCoroutine: SelectPermanentCoroutine,
                            afterSelectPermanentCoroutine: null,
                            mode: SelectPermanentEffect.Mode.Custom,
                            cardEffect: activateClass);

                        selectPermanentEffect.SetUpCustomMessage(
                            "Select 1 Digimon that will attack.",
                            "The opponent is selecting 1 Digimon that will attack.");

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

                        IEnumerator SelectPermanentCoroutine(Permanent permanent)
                        {
                            selectedPermanent = permanent;
                            yield return null;
                        }

                        if (selectedPermanent != null)
                        {
                            if (selectedPermanent.CanAttack(activateClass))
                            {
                                SelectAttackEffect selectAttackEffect = GManager.instance.GetComponent<SelectAttackEffect>();

                                selectAttackEffect.SetUp(
                                    attacker: selectedPermanent,
                                    canAttackPlayerCondition: () => true,
                                    defenderCondition: _ => true,
                                    cardEffect: activateClass);

                                yield return ContinuousController.instance.StartCoroutine(selectAttackEffect.Activate());
                            }
                        }
                        #endregion
                    }
                }
            }            

            #endregion

            #region Security

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

            #endregion

            return cardEffects;
        }
    }
}