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

namespace DCGO.CardEffects.BT14
{
    public class BT14_029 : CEntity_Effect
    {
        public override List<ICardEffect> CardEffects(EffectTiming timing, CardSource card)
        {
            List<ICardEffect> cardEffects = new List<ICardEffect>();

            if (timing == EffectTiming.OnEnterFieldAnyone)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect("Trash 3 digivolution cards from enemy digimon", CanUseCondition, card);
                activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, -1, false, EffectDescription());
                cardEffects.Add(activateClass);

                string EffectDescription()
                {
                    return "[When Digivolving] Trash any 3 digivolution cards from your opponent's Digimon.";
                }

                bool CanSelectPermanentCondition(Permanent permanent)
                {
                    if (CardEffectCommons.IsPermanentExistsOnOpponentBattleAreaDigimon(permanent, card))
                    {
                        if (permanent.DigivolutionCards.Count(CanSelectCardCondition) >= 1)
                        {
                            return true;
                        }
                    }

                    return false;
                }

                bool CanSelectCardCondition(CardSource cardSource)
                {
                    return !cardSource.CanNotTrashFromDigivolutionCards(activateClass);
                }

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

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

                IEnumerator ActivateCoroutine(Hashtable _hashtable)
                {
                    if (CardEffectCommons.HasMatchConditionPermanent(CanSelectPermanentCondition))
                    {
                        yield return ContinuousController.instance.StartCoroutine(CardEffectCommons.SelectTrashDigivolutionCards(
                            permanentCondition: CanSelectPermanentCondition,
                            cardCondition: CanSelectCardCondition,
                            maxCount: 3,
                            canNoTrash: false,
                            isFromOnly1Permanent: false,
                            activateClass: activateClass
                        ));
                    }
                }
            }

            if (timing == EffectTiming.OnAllyAttack)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect("Unsuspend this Digimon", CanUseCondition, card);
                activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, 1, false, EffectDescription());
                activateClass.SetIsSkippableFunction(IsSkippable);
                activateClass.SetHashString("Unsuspend_BT14_029");
                cardEffects.Add(activateClass);

                string EffectDescription()
                {
                    return "[When Attacking] [Once Per Turn] If your opponent has no Digimon with as many or more digivolution cards than this Digimon, unsuspend this Digimon.";
                }

                bool IsSkippable(Hashtable hashtable)
                {
                    int digivolutionCardCount = card.PermanentOfThisCard().DigivolutionCards.Count;

                    bool HasMoreDigivolutionCardsCondition(Permanent permanent)
                    {
                        return CardEffectCommons.IsPermanentExistsOnOpponentBattleAreaDigimon(permanent, card)
                            && permanent.DigivolutionCards.Count > digivolutionCardCount;
                    }

                    return CardEffectCommons.HasMatchConditionPermanent(HasMoreDigivolutionCardsCondition);
                }

                bool CanUseCondition(Hashtable hashtable)
                {
                    return CardEffectCommons.IsExistOnBattleAreaTrigger(card, activateClass)
                        && CardEffectCommons.CanTriggerOnAttack(hashtable, card);
                }

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

                IEnumerator ActivateCoroutine(Hashtable hashtable)
                {
                    if (!IsSkippable(hashtable))
                    {
                        yield return ContinuousController.instance.StartCoroutine(new IUnsuspendPermanents(new List<Permanent>() { card.PermanentOfThisCard() }, activateClass).Unsuspend());
                    }
                    else activateClass.RemoveUse();
                }
            }

            return cardEffects;
        }
    }
}