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

public class ST16_09 : 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("Play 1 Digimon from trash", CanUseCondition, card);
            activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, -1, true, EffectDiscription());
            cardEffects.Add(activateClass);

            string EffectDiscription()
            {
                return "[On Play] You may play 1 purple level 3 Digimon card from your trash without paying the cost.";
            }

            bool CanSelectCardCondition(CardSource cardSource)
            {
                if (cardSource.IsDigimon)
                {
                    if (cardSource.HasCardColor(CardColor.Purple))
                    {
                        if (cardSource.Level == 3)
                        {
                            if (CardEffectCommons.CanPlayAsNewPermanent(cardSource: cardSource, payCost: false, cardEffect: activateClass))
                            {
                                if (cardSource.HasLevel)
                                {
                                    return true;
                                }
                            }
                        }
                    }
                }

                return false;
            }

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

            bool CanActivateCondition(Hashtable hashtable)
            {
                if (CardEffectCommons.IsExistOnBattleArea(card))
                {
                    if (CardEffectCommons.HasMatchConditionOwnersCardInTrash(card, CanSelectCardCondition))
                    {
                        return true;
                    }
                }

                return false;
            }

            IEnumerator ActivateCoroutine(Hashtable _hashtable)
            {
                if (CardEffectCommons.HasMatchConditionOwnersCardInTrash(card, CanSelectCardCondition))
                {
                    List<CardSource> selectedCards = new List<CardSource>();

                    int maxCount = Math.Min(1, card.Owner.TrashCards.Count(CanSelectCardCondition));

                    if (card.Owner.fieldCardFrames.Count((frame) => frame.IsEmptyFrame() && frame.IsBattleAreaFrame()) < maxCount)
                    {
                        maxCount = card.Owner.fieldCardFrames.Count((frame) => frame.IsEmptyFrame() && frame.IsBattleAreaFrame());
                    }

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

                    selectCardEffect.SetUp(
                                canTargetCondition: CanSelectCardCondition,
                                canTargetCondition_ByPreSelecetedList: null,
                                canEndSelectCondition: null,
                                canNoSelect: () => true,
                                selectCardCoroutine: SelectCardCoroutine,
                                afterSelectCardCoroutine: null,
                                message: "Select cards 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 cards to play.", "The opponent is selecting cards 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;
    }
}