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

namespace DCGO.CardEffects.BT13
{
    public class BT13_031 : CEntity_Effect
    {
        public override List<ICardEffect> CardEffects(EffectTiming timing, CardSource card)
        {
            List<ICardEffect> cardEffects = new List<ICardEffect>();

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

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

                string EffectDiscription()
                {
                    return "[When Digivolving] Return 1 of your opponent's Tamers to the hand.";
                }

                bool CanSelectPermanentCondition(Permanent permanent)
                {
                    if (permanent != null)
                    {
                        if (permanent.TopCard != null)
                        {
                            if (permanent.IsTamer)
                            {
                                if (permanent.TopCard.Owner == card.Owner.Enemy)
                                {
                                    if (permanent.TopCard.Owner.GetBattleAreaPermanents().Contains(permanent))
                                    {
                                        return true;
                                    }
                                }
                            }
                        }
                    }

                    return false;
                }

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

                bool CanActivateCondition(Hashtable hashtable)
                {
                    if (isExistOnField(card))
                    {
                        if (card.Owner.GetBattleAreaPermanents().Contains(card.PermanentOfThisCard()))
                        {
                            if (card.Owner.Enemy.GetBattleAreaPermanents().Count(CanSelectPermanentCondition) >= 1)
                            {
                                return true;
                            }
                        }
                    }

                    return false;
                }

                IEnumerator ActivateCoroutine(Hashtable _hashtable)
                {
                    if (isExistOnField(card))
                    {
                        if (card.Owner.GetBattleAreaDigimons().Contains(card.PermanentOfThisCard()))
                        {
                            if (card.Owner.Enemy.GetBattleAreaPermanents().Count(CanSelectPermanentCondition) >= 1)
                            {
                                int maxCount = Math.Min(1, card.Owner.Enemy.GetBattleAreaPermanents().Count(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.Bounce,
                                    cardEffect: activateClass);

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

            if (timing == EffectTiming.OnAddHand)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect("Play 1 [Thomas H. Norstein] from hand", CanUseCondition, card);
                activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, 1, true, EffectDiscription());
                activateClass.SetHashString("Play_BT13_031");
                cardEffects.Add(activateClass);

                string EffectDiscription()
                {
                    return "[All Turns][Once Per Turn] When an effect adds cards to your opponent's hand, you may play 1 [Thomas H. Norstein] from your hand without paying the cost.";
                }

                bool CanSelectCardCondition(CardSource cardSource)
                {
                    if (cardSource.CardNames.Contains("Thomas H. Norstein") || cardSource.CardNames.Contains("ThomasH.Norstein"))
                    {
                        if (CardEffectCommons.CanPlayAsNewPermanent(cardSource: cardSource, payCost: false, cardEffect: activateClass))
                        {
                            return true;
                        }
                    }

                    return false;
                }

                bool CanUseCondition(Hashtable hashtable)
                {
                    if (CardEffectCommons.IsExistOnBattleArea(card))
                    {
                        if (CardEffectCommons.CanTriggerWhenAddHand(hashtable, player => player == card.Owner.Enemy, cardEffect => cardEffect != null))
                        {
                            return true;
                        }
                    }

                    return false;
                }

                bool CanActivateCondition(Hashtable hashtable)
                {
                    if (CardEffectCommons.IsExistOnBattleArea(card))
                    {
                        if (card.Owner.HandCards.Count >= 1)
                        {
                            return true;
                        }
                    }

                    return false;
                }

                IEnumerator ActivateCoroutine(Hashtable _hashtable)
                {
                    if (card.Owner.HandCards.Count(CanSelectCardCondition) >= 1)
                    {
                        List<CardSource> selectedCards = new List<CardSource>();

                        int maxCount = 1;

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

                        yield return StartCoroutine(selectHandEffect.Activate());

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

                            yield return null;
                        }

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

            return cardEffects;
        }
    }
}