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

public class BT8_106 : CEntity_Effect
{
    public override List<ICardEffect> CardEffects(EffectTiming timing, CardSource card)
    {
        List<ICardEffect> cardEffects = new List<ICardEffect>();

        if (timing == EffectTiming.OptionSkill)
        {
            int maxCost = 15;

            ActivateClass activateClass = new ActivateClass();
            activateClass.SetUpICardEffect(card.BaseENGCardNameFromEntity, CanUseCondition, card);
            activateClass.SetUpActivateClass(null, ActivateCoroutine, -1, false, EffectDiscription());
            cardEffects.Add(activateClass);

            string EffectDiscription()
            {
                return "[Main] Reveal the top 3 cards of your deck. You may play any number of Digimon cards with [Mamemon] in their names whose play costs add up to 15 or less among them without paying their memory costs. Delete 1 of your opponent's Digimon with a memory cost of 6 or less for each Digimon played with this effect. Trash the remaining cards.";
            }

            bool CanSelectCardCondition(CardSource cardSource)
            {
                if (CardEffectCommons.CanPlayAsNewPermanent(cardSource: cardSource, payCost: false, cardEffect: activateClass))
                {
                    if (cardSource.ContainsCardName("Mamemon"))
                    {
                        if (cardSource.GetCostItself <= maxCost)
                        {
                            if (cardSource.IsDigimon)
                            {
                                return true;
                            }
                        }
                    }
                }

                return false;
            }

            bool CanSelectPermanentCondition(Permanent permanent)
            {
                if (CardEffectCommons.IsPermanentExistsOnOpponentBattleAreaDigimon(permanent, card))
                {
                    if (permanent.TopCard.GetCostItself <= 6)
                    {
                        if (permanent.CanSelectBySkill(activateClass))
                        {
                            if (permanent.TopCard.HasPlayCost)
                            {
                                return true;
                            }
                        }
                    }
                }

                return false;
            }

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

            IEnumerator ActivateCoroutine(Hashtable _hashtable)
            {
                int maxCount = card.Owner.fieldCardFrames.Count((frame) => frame.IsEmptyFrame() && frame.IsBattleAreaFrame());

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

                yield return ContinuousController.instance.StartCoroutine(CardEffectCommons.SimplifiedRevealDeckTopCardsAndSelect(
                    revealCount: 3,
                    simplifiedSelectCardConditions:
                    new SimplifiedSelectCardConditionClass[]
                    {
                        new SimplifiedSelectCardConditionClass(
                            canTargetCondition:CanSelectCardCondition,
                            message: "Select Digimon cards with [Mamemon] in their names whose play costs add up to 15 or less.",
                            mode: SelectCardEffect.Mode.Custom,
                            maxCount: maxCount,
                            selectCardCoroutine: SelectCardCoroutine),
                    },
                    remainingCardsPlace: RemainingCardsPlace.Trash,
                    activateClass: activateClass,
                    canTargetCondition_ByPreSelecetedList: CanTargetCondition_ByPreSelecetedList,
                    canEndSelectCondition: CanEndSelectCondition,
                    canNoSelect: true,
                    canEndNotMax: true
                ));

                IEnumerator SelectCardCoroutine(CardSource cardSource)
                {
                    selectedCards.Add(cardSource);
                    yield return null;
                }

                bool CanTargetCondition_ByPreSelecetedList(List<CardSource> cardSources, CardSource cardSource)
                {
                    int sumCost = 0;

                    foreach (CardSource cardSource1 in cardSources)
                    {
                        sumCost += cardSource1.GetCostItself;
                    }

                    sumCost += cardSource.GetCostItself;

                    if (sumCost > maxCost)
                    {
                        return false;
                    }

                    return true;
                }

                bool CanEndSelectCondition(List<CardSource> cardSources)
                {
                    if (cardSources.Count <= 0)
                    {
                        return false;
                    }

                    int sumCost = 0;

                    foreach (CardSource cardSource1 in cardSources)
                    {
                        sumCost += cardSource1.GetCostItself;
                    }

                    if (sumCost > maxCost)
                    {
                        return false;
                    }

                    return true;
                }

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

                int playedCount = selectedCards.Count(cardSource => CardEffectCommons.IsExistOnBattleArea(cardSource));

                maxCount = Math.Min(playedCount, CardEffectCommons.MatchConditionPermanentCount(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.Destroy,
                    cardEffect: activateClass);

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

        if (timing == EffectTiming.SecuritySkill)
        {
            CardEffectCommons.AddActivateMainOptionSecurityEffect(card: card, cardEffects: ref cardEffects, effectName: $"Reveal the top 3 cards of deck and delete Digimon");
        }

        return cardEffects;
    }
}