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

// Necromon
namespace DCGO.CardEffects.EX11
{
    public class EX11_051 : CEntity_Effect
    {
        public override List<ICardEffect> CardEffects(EffectTiming timing, CardSource card)
        {
            List<ICardEffect> cardEffects = new List<ICardEffect>();

            #region Piercing

            if (timing == EffectTiming.OnDetermineDoSecurityCheck)
            {
                cardEffects.Add(CardEffectFactory.PierceSelfEffect(isInheritedEffect: false, card: card, condition: null));
            }

            #endregion

            #region Execute

            if (timing == EffectTiming.OnEndTurn)
            {
                cardEffects.Add(CardEffectFactory.ExecuteSelfEffect(isInheritedEffect: false, card: card, condition: null));
            }

            #endregion

            #region OP/WD/OD Shared

            string SharedEffectName()
            {
                return "Delete 1 opponent's lowest level, then play level 4 or lower [Ghost] trait from trash for free.";
            }

            string SharedEffectDescription(string tag)
            {
                return $"[{tag}] Delete 1 of your opponent's Digimon with the lowest level. Then, you may play 1 level 4 or lower [Ghost] trait Digimon card from your trash without paying the cost.";
            }

            bool SharedCanActivateCondition(Hashtable hashtable)
            {
                return CardEffectCommons.IsExistOnBattleAreaDigimon(card);
            }

            bool CanSelectPermanentCondition(Permanent permanent)
            {
                return CardEffectCommons.IsMinLevel(permanent, card.Owner.Enemy);
            }

            IEnumerator SharedActivateCoroutine(Hashtable hashtable, ActivateClass activateClass)
            {
                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);

                selectPermanentEffect.SetUpCustomMessage("Select a digimon to delete.", "The opponent is selecting a digimon to delete.");
                yield return ContinuousController.instance.StartCoroutine(selectPermanentEffect.Activate());

                bool HasCorrectTrait(CardSource cardSource)
                {
                    return cardSource.IsDigimon 
                        && cardSource.EqualsTraits("Ghost") 
                        && cardSource.HasLevel 
                        && cardSource.Level <= 4 
                        && CardEffectCommons.CanPlayAsNewPermanent(cardSource: cardSource, payCost: false, cardEffect: activateClass);
                }

                CardSource selectedCard = null;

                #region Select Digimon

                SelectCardEffect selectCardEffect = GManager.instance.GetComponent<SelectCardEffect>();
                int maxCount1 = Math.Min(1, CardEffectCommons.MatchConditionOwnersCardCountInTrash(card, HasCorrectTrait));

                selectCardEffect.SetUp(
                    canTargetCondition: HasCorrectTrait,
                    canTargetCondition_ByPreSelecetedList: null,
                    canEndSelectCondition: null,
                    canNoSelect: () => true,
                    selectCardCoroutine: SelectCardCoroutine,
                    afterSelectCardCoroutine: null,
                    message: "Select 1 Digimon card to play.",
                    maxCount: maxCount1,
                    canEndNotMax: false,
                    isShowOpponent: true,
                    mode: SelectCardEffect.Mode.Custom,
                    root: SelectCardEffect.Root.Trash,
                    customRootCardList: null,
                    canLookReverseCard: true,
                    selectPlayer: card.Owner,
                    cardEffect: activateClass);

                IEnumerator SelectCardCoroutine(CardSource cardSource)
                {
                    selectedCard = cardSource;
                    yield return null;
                }

                selectCardEffect.SetUpCustomMessage("Select 1 Digimon card to play.", "The opponent is selecting 1 Digimon card to play.");
                selectCardEffect.SetUpCustomMessage_ShowCard("Selected Card");
                yield return ContinuousController.instance.StartCoroutine(selectCardEffect.Activate());

                #endregion

                yield return ContinuousController.instance.StartCoroutine(CardEffectCommons.PlayPermanentCards(
                    cardSources: new List<CardSource>() { selectedCard },
                    activateClass: activateClass,
                    payCost: false,
                    isTapped: false,
                    root: SelectCardEffect.Root.Trash,
                    activateETB: true)
                );
            }

            #endregion

            #region On Play

            if (timing == EffectTiming.OnEnterFieldAnyone)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect(SharedEffectName(), CanUseCondition, card);
                activateClass.SetUpActivateClass(SharedCanActivateCondition, (hash) => SharedActivateCoroutine(hash, activateClass), -1, false, SharedEffectDescription("On Play"));
                cardEffects.Add(activateClass);

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

            #endregion

            #region When Digivolving

            if (timing == EffectTiming.OnEnterFieldAnyone)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect(SharedEffectName(), CanUseCondition, card);
                activateClass.SetUpActivateClass(SharedCanActivateCondition, (hash) => SharedActivateCoroutine(hash, activateClass), -1, false, SharedEffectDescription("When Digivolving"));
                cardEffects.Add(activateClass);

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

            #endregion

            #region On Deletion

            if (timing == EffectTiming.OnDestroyedAnyone)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect(SharedEffectName(), CanUseCondition, card);
                activateClass.SetUpActivateClass(CanActivateCondition, hashtable => SharedActivateCoroutine(hashtable, activateClass), -1, false, SharedEffectDescription("On Deletion"));
                cardEffects.Add(activateClass);

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

                bool CanActivateCondition(Hashtable hashtable)
                {
                    return CardEffectCommons.CanActivateOnDeletion(card, activateClass);
                }
            }

            #endregion

            #region On Deletion 1

            if (timing == EffectTiming.OnDestroyedAnyone)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect("Digivolve a [Ghost] Digimon to a [Ghost] for free", CanUseCondition, card);
                activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, -1, false, EffectDescription());
                cardEffects.Add(activateClass);

                string EffectDescription()
                {
                    return "[On Deletion] 1 of your [Ghost] trait Digimon may digivolve into a [Ghost] trait Digimon card in the hand without paying the cost.";
                }

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

                bool CanActivateCondition(Hashtable hashtable)
                {
                    return CardEffectCommons.CanActivateOnDeletion(card, activateClass);
                }

                bool CanSelectPermanentCondition1(Permanent permanent)
                {
                    return CardEffectCommons.IsPermanentExistsOnOwnerBattleAreaDigimon(permanent, card)
                        && permanent.TopCard.EqualsTraits("Ghost");
                }

                bool CanSelectCardCondition(CardSource cardSource)
                {
                    return cardSource.IsDigimon
                        && cardSource.EqualsTraits("Ghost");
                }

                IEnumerator ActivateCoroutine(Hashtable hashtable)
                {
                    SelectPermanentEffect selectPermanentEffect = GManager.instance.GetComponent<SelectPermanentEffect>();
                    int maxCount = Math.Min(1, CardEffectCommons.MatchConditionPermanentCount(CanSelectPermanentCondition1));

                    selectPermanentEffect.SetUp(
                        selectPlayer: card.Owner,
                        canTargetCondition: CanSelectPermanentCondition1,
                        canTargetCondition_ByPreSelecetedList: null,
                        canEndSelectCondition: null,
                        maxCount: maxCount,
                        canNoSelect: true,
                        canEndNotMax: false,
                        selectPermanentCoroutine: SelectPermanentCoroutine,
                        afterSelectPermanentCoroutine: null,
                        mode: SelectPermanentEffect.Mode.Custom,
                        cardEffect: activateClass);

                    selectPermanentEffect.SetUpCustomMessage("Select 1 Digimon to digivolve.", "Opponent is selecting a Digimon to digivolve.");

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

                    IEnumerator SelectPermanentCoroutine(Permanent permanent)
                    {
                        yield return ContinuousController.instance.StartCoroutine(CardEffectCommons.DigivolveIntoHandOrTrashCard(
                            targetPermanent: permanent,
                            cardCondition: CanSelectCardCondition,
                            payCost: false,
                            reduceCostTuple: null,
                            fixedCostTuple: null,
                            ignoreDigivolutionRequirementFixedCost: -1,
                            isHand: true,
                            activateClass: activateClass,
                            successProcess: null
                        ));
                    }
                }
            }

            #endregion

            return cardEffects;
        }
    }
}