using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using System.Linq;
using Photon;
using System;
using Photon.Pun;

namespace DCGO.CardEffects.BT10
{
    public class BT10_081 : CEntity_Effect
    {
        public override List<ICardEffect> CardEffects(EffectTiming timing, CardSource card)
        {
            List<ICardEffect> cardEffects = new List<ICardEffect>();

            if (timing == EffectTiming.OnAllyAttack)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect("Trash up to 3 cards from deck top", CanUseCondition, card);
                activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, -1, true, EffectDiscription());
                cardEffects.Add(activateClass);

                string EffectDiscription()
                {
                    return "[When Attacking] You may trash up to 3 cards from the top of your deck.";
                }

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

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

                    return false;
                }

                IEnumerator ActivateCoroutine(Hashtable _hashtable)
                {
                    int maxCount = 3;

                    SelectCountEffect selectCountEffect = GManager.instance.GetComponent<SelectCountEffect>();

                    if (selectCountEffect != null)
                    {
                        selectCountEffect.SetUp(
                            SelectPlayer: card.Owner,
                            targetPermanent: null,
                            MaxCount: maxCount,
                            CanNoSelect: true,
                            Message: "How many cards do you trash?",
                            Message_Enemy: "The opponent is choosing how many cards to trash.",
                            SelectCountCoroutine: SelectCountCoroutine);

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

                        IEnumerator SelectCountCoroutine(int count)
                        {
                            yield return ContinuousController.instance.StartCoroutine(new IAddTrashCardsFromLibraryTop(count, card.Owner, activateClass).AddTrashCardsFromLibraryTop());
                        }
                    }
                }
            }

            if (timing == EffectTiming.OnDestroyedAnyone)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect("Play 1 [Beelzemon] from trash", CanUseCondition, card);
                activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, -1, true, EffectDiscription());
                cardEffects.Add(activateClass);

                string EffectDiscription()
                {
                    return "[On Deletion] If you have 10 or more cards in your trash, you may play 1 [Beelzemon] from your trash without paying its memory cost.";
                }

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

                    return false;
                }

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

                bool CanActivateCondition(Hashtable hashtable)
                {
                    if (CardEffectCommons.CanActivateOnDeletion(card, activateClass))
                    {
                        if (CardEffectCommons.HasMatchConditionOwnersCardInTrash(card, (cardSource) => CanSelectCardCondition(cardSource)))
                        {
                            if (card.Owner.TrashCards.Count >= 10)
                            {
                                return true;
                            }
                        }
                    }

                    return false;
                }

                IEnumerator ActivateCoroutine(Hashtable _hashtable)
                {
                    if (CardEffectCommons.HasMatchConditionOwnersCardInTrash(card, (cardSource) => CanSelectCardCondition(cardSource)))
                    {
                        int maxCount = Math.Min(1, card.Owner.TrashCards.Count((cardSource) => CanSelectCardCondition(cardSource)));

                        List<CardSource> selectedCards = new List<CardSource>();

                        SelectCardEffect selectCardEffect = GManager.instance.GetComponent<SelectCardEffect>();

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

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

                        yield return StartCoroutine(selectCardEffect.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.Trash, activateETB: true));
                    }
                }
            }

            return cardEffects;
        }
    }
}