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

namespace DCGO.CardEffects.BT20
{
    public class BT20_062 : CEntity_Effect
    {
        public override List<ICardEffect> CardEffects(EffectTiming timing, CardSource card)
        {
            List<ICardEffect> cardEffects = new List<ICardEffect>();

            #region Retaliation

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

            #endregion

            #region On Deletion - ESS

            if (timing == EffectTiming.OnDestroyedAnyone)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect("Trash 1 card from hand to delete 1 of your opponent's level 4 or lower Digimon",
                    CanUseCondition, card);
                activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, -1, true, EffectDescription());
                activateClass.SetIsInheritedEffect(true);
                cardEffects.Add(activateClass);

                string EffectDescription()
                {
                    return
                        "[On Deletion] By trashing 1 card in your hand, delete 1 of your opponent's level 4 or lower Digimon.";
                }

                bool CanSelectOpponentPermanentCondition(Permanent permanent)
                {
                    return CardEffectCommons.IsPermanentExistsOnOpponentBattleAreaDigimon(permanent, card) &&
                           permanent.IsDigimon &&
                           permanent.TopCard.HasLevel &&
                           permanent.Level <= 4;
                }


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

                bool CanActivateCondition(Hashtable hashtable)
                {
                    return CardEffectCommons.CanActivateOnDeletion(card, activateClass) &&
                           card.Owner.HandCards.Count >= 1;
                }

                IEnumerator ActivateCoroutine(Hashtable hashtable)
                {
                    bool discarded = false;

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

                    selectHandEffect.SetUp(
                        canTargetCondition: _ => true,
                        canTargetCondition_ByPreSelecetedList: null,
                        canEndSelectCondition: null,
                        canNoSelect: true,
                        selectCardCoroutine: null,
                        afterSelectCardCoroutine: AfterSelectCardCoroutine,
                        maxCount: 1,
                        canEndNotMax: false,
                        isShowOpponent: true,
                        mode: SelectHandEffect.Mode.Discard,
                        selectPlayer: card.Owner,
                        cardEffect: activateClass);

                    selectHandEffect.SetUpCustomMessage("Select 1 card to discard.",
                        "The opponent is selecting 1 card to discard.");

                    yield return StartCoroutine(selectHandEffect.Activate());

                    IEnumerator AfterSelectCardCoroutine(List<CardSource> cardSources)
                    {
                        discarded = cardSources.Count > 0;

                        yield return null;
                    }

                    if (discarded && CardEffectCommons.HasMatchConditionPermanent(CanSelectOpponentPermanentCondition))
                    {
                        SelectPermanentEffect selectPermanentEffect = GManager.instance.GetComponent<SelectPermanentEffect>();

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

                        selectPermanentEffect.SetUpCustomMessage("Select 1 Digimon to delete.",
                            "The opponent is selecting 1 Digimon to delete.");

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

            #endregion


            return cardEffects;
        }
    }
}