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

namespace DCGO.CardEffects.LM
{
    public class LM_021 : CEntity_Effect
    {
        public override List<ICardEffect> CardEffects(EffectTiming timing, CardSource card)
        {
            List<ICardEffect> cardEffects = new List<ICardEffect>();

            #region Alternate Digivolution

            if (timing == EffectTiming.None)
            {
                bool DigivolutionCondition()
                {
                    return card.Owner.SecurityCards.Count <= 2;
                }

                bool PermanentCondition(Permanent targetPermanent)
                {
                    return targetPermanent.TopCard.EqualsCardName("Agumon");
                }

                cardEffects.Add(CardEffectFactory.AddSelfDigivolutionRequirementStaticEffect(permanentCondition: PermanentCondition,
                    digivolutionCost: 3, ignoreDigivolutionRequirement: false, card: card, condition: DigivolutionCondition));
            }

            #endregion

            #region Ace - Blast Digivolve

            if (timing == EffectTiming.OnCounterTiming)
            {
                cardEffects.Add(CardEffectFactory.BlastDigivolveEffect(card: card, condition: null));
            }

            #endregion

            #region On Play/ When Digivolving Shared

            int MaxDP()
            {
                return CardEffectCommons.IsExistOnBattleAreaDigimon(card) ? card.PermanentOfThisCard().DP : 0;
            }

            #endregion

            #region On Play

            if (timing == EffectTiming.OnEnterFieldAnyone)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect($"Delete opponent's Digimon whose total DP adds up to {MaxDP()} or less", CanUseCondition,
                    card);
                activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, -1, false, EffectDescription());
                cardEffects.Add(activateClass);

                string EffectDescription()
                {
                    return
                        "[On Play] Delete any number of your opponent’s Digimon whose total DP adds up to equal or less than this Digimon’s DP.";
                }

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

                bool CanSelectPermanentCondition(Permanent permanent)
                {
                    return CardEffectCommons.IsPermanentExistsOnOpponentBattleAreaDigimon(permanent, card) &&
                           permanent.DP <= card.Owner.MaxDP_DeleteEffect(MaxDP(), activateClass);
                }

                bool CanActivateCondition(Hashtable hashtable)
                {
                    return CardEffectCommons.IsExistOnBattleAreaDigimon(card) &&
                           CardEffectCommons.HasMatchConditionPermanent(CanSelectPermanentCondition);
                }

                IEnumerator ActivateCoroutine(Hashtable hashtable)
                {
                    int maxCount = Math.Min(card.Owner.Enemy.GetBattleAreaDigimons().Count(CanSelectPermanentCondition),
                        CardEffectCommons.MatchConditionPermanentCount(CanSelectPermanentCondition));

                    SelectPermanentEffect selectPermanentEffect = GManager.instance.GetComponent<SelectPermanentEffect>();

                    selectPermanentEffect.SetUp(
                        selectPlayer: card.Owner,
                        canTargetCondition: CanSelectPermanentCondition,
                        canTargetCondition_ByPreSelecetedList: CanTargetConditionByPreSelectedList,
                        canEndSelectCondition: CanEndSelectCondition,
                        maxCount: maxCount,
                        canNoSelect: false,
                        canEndNotMax: true,
                        selectPermanentCoroutine: null,
                        afterSelectPermanentCoroutine: null,
                        mode: SelectPermanentEffect.Mode.Destroy,
                        cardEffect: activateClass);

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

                    bool CanEndSelectCondition(List<Permanent> permanents)
                    {
                        if (permanents.Count <= 0) return false;

                        int sumDP = permanents.Sum(permanent => permanent.DP);

                        return sumDP <= card.Owner.MaxDP_DeleteEffect(MaxDP(), activateClass);
                    }

                    bool CanTargetConditionByPreSelectedList(List<Permanent> permanents, Permanent permanent)
                    {
                        int sumDP = permanents.Sum(permanent1 => permanent1.DP);

                        sumDP += permanent.DP;

                        return sumDP <= card.Owner.MaxDP_DeleteEffect(MaxDP(), activateClass);
                    }
                }
            }

            #endregion

            #region When Digivolving

            if (timing == EffectTiming.OnEnterFieldAnyone)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect($"Delete opponent's Digimon whose total DP adds up to {MaxDP()} or less", CanUseCondition,
                    card);
                activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, -1, false, EffectDescription());
                cardEffects.Add(activateClass);

                string EffectDescription()
                {
                    return
                        "[When Digivolving] Delete any number of your opponent’s Digimon whose total DP adds up to equal or less than this Digimon’s DP.";
                }

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

                bool CanSelectPermanentCondition(Permanent permanent)
                {
                    return CardEffectCommons.IsPermanentExistsOnOpponentBattleAreaDigimon(permanent, card) &&
                           permanent.DP <= card.Owner.MaxDP_DeleteEffect(MaxDP(), activateClass);
                }

                bool CanActivateCondition(Hashtable hashtable)
                {
                    return CardEffectCommons.IsExistOnBattleAreaDigimon(card) &&
                           CardEffectCommons.HasMatchConditionPermanent(CanSelectPermanentCondition);
                }

                IEnumerator ActivateCoroutine(Hashtable hashtable)
                {
                    int maxCount = Math.Min(card.Owner.Enemy.GetBattleAreaDigimons().Count(CanSelectPermanentCondition),
                        CardEffectCommons.MatchConditionPermanentCount(CanSelectPermanentCondition));

                    SelectPermanentEffect selectPermanentEffect = GManager.instance.GetComponent<SelectPermanentEffect>();

                    selectPermanentEffect.SetUp(
                        selectPlayer: card.Owner,
                        canTargetCondition: CanSelectPermanentCondition,
                        canTargetCondition_ByPreSelecetedList: CanTargetConditionByPreSelectedList,
                        canEndSelectCondition: CanEndSelectCondition,
                        maxCount: maxCount,
                        canNoSelect: false,
                        canEndNotMax: true,
                        selectPermanentCoroutine: null,
                        afterSelectPermanentCoroutine: null,
                        mode: SelectPermanentEffect.Mode.Destroy,
                        cardEffect: activateClass);

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

                    bool CanEndSelectCondition(List<Permanent> permanents)
                    {
                        if (permanents.Count <= 0) return false;

                        int sumDP = permanents.Sum(permanent => permanent.DP);

                        return sumDP <= card.Owner.MaxDP_DeleteEffect(MaxDP(), activateClass);
                    }

                    bool CanTargetConditionByPreSelectedList(List<Permanent> permanents, Permanent permanent)
                    {
                        int sumDP = permanents.Sum(permanent1 => permanent1.DP);

                        sumDP += permanent.DP;

                        return sumDP <= card.Owner.MaxDP_DeleteEffect(MaxDP(), activateClass);
                    }
                }
            }

            #endregion

            #region When Attacking

            if (timing == EffectTiming.OnAllyAttack)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect($"Trash the top card of your opponent's security stack", CanUseCondition, card);
                activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, 1, false, EffectDescription());
                activateClass.SetHashString("TrashTopSec_LM_021");
                cardEffects.Add(activateClass);

                string EffectDescription()
                {
                    return "[When Attacking] (Once Per Turn) If you have a Tamer, trash the top card of your opponent’s security stack.";
                }

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

                bool CanActivateCondition(Hashtable hashtable)
                {
                    return CardEffectCommons.IsExistOnBattleAreaDigimon(card) &&
                           CardEffectCommons.HasMatchConditionOwnersPermanent(card, permanent => permanent.IsTamer) &&
                           card.Owner.Enemy.SecurityCards.Count >= 1;
                }

                IEnumerator ActivateCoroutine(Hashtable hashtable)
                {
                    yield return ContinuousController.instance.StartCoroutine(new IDestroySecurity(
                        player: card.Owner.Enemy,
                        destroySecurityCount: 1,
                        cardEffect: activateClass,
                        fromTop: true).DestroySecurity());
                }
            }

            #endregion

            return cardEffects;
        }
    }
}