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

namespace DCGO.CardEffects.BT17
{
    public class BT17_018 : 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 PermanentCondition(Permanent targetPermanent)
                {
                    return targetPermanent.TopCard.IsLevel6 && targetPermanent.TopCard.ContainsCardName("Gallantmon");
                }

                cardEffects.Add(CardEffectFactory.AddSelfDigivolutionRequirementStaticEffect(
                    permanentCondition: PermanentCondition,
                    digivolutionCost: 4,
                    ignoreDigivolutionRequirement: false,
                    card: card,
                    condition: null)
                );
            }

            #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 maxDPDeletionValue = 15000;
            
            #endregion

            #region On Play

            if (timing == EffectTiming.OnEnterFieldAnyone)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect("Delete opponent's Digimon whose total DP adds up to 15000 or less", CanUseCondition, card);
                activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, -1, false, EffectDescription());
                cardEffects.Add(activateClass);

                string EffectDescription()
                {
                    return
                        "[On Play] Choose any number of your opponent's Digimon whose total DP adds up to 15000 or less and delete them.";
                }

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

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

                    return false;
                }

                bool CanActivateCondition(Hashtable hashtable)
                {
                    if (CardEffectCommons.IsExistOnBattleArea(card))
                    {
                        if (CardEffectCommons.HasMatchConditionPermanent(CanSelectPermanentCondition))
                        {
                            return true;
                        }
                    }

                    return false;
                }

                IEnumerator ActivateCoroutine(Hashtable hashtable)
                {
                    if (CardEffectCommons.IsExistOnBattleArea(card))
                    {
                        if (CardEffectCommons.HasMatchConditionPermanent(CanSelectPermanentCondition))
                        {
                            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 = 0;

                                foreach (Permanent permanent in permanents)
                                {
                                    sumDP += permanent.DP;
                                }

                                if (sumDP > card.Owner.MaxDP_DeleteEffect(maxDPDeletionValue, activateClass))
                                {
                                    return false;
                                }

                                return true;
                            }

                            bool CanTargetConditionByPreSelectedList(List<Permanent> permanents, Permanent permanent)
                            {
                                int sumDP = 0;

                                foreach (Permanent permanent1 in permanents)
                                {
                                    sumDP += permanent1.DP;
                                }

                                sumDP += permanent.DP;

                                if (sumDP > card.Owner.MaxDP_DeleteEffect(maxDPDeletionValue, activateClass))
                                {
                                    return false;
                                }

                                return true;
                            }
                        }
                    }
                }
            }

            #endregion

            #region When Digivolving

            if (timing == EffectTiming.OnEnterFieldAnyone)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect("Delete opponent's Digimon whose total DP adds up to 15000 or less", CanUseCondition, card);
                activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, -1, false, EffectDescription());
                cardEffects.Add(activateClass);

                string EffectDescription()
                {
                    return
                        "[When Digivolving] Choose any number of your opponent's Digimon whose total DP adds up to 15000 or less and delete them.";
                }

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

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

                    return false;
                }

                bool CanActivateCondition(Hashtable hashtable)
                {
                    if (CardEffectCommons.IsExistOnBattleArea(card))
                    {
                        if (CardEffectCommons.HasMatchConditionPermanent(CanSelectPermanentCondition))
                        {
                            return true;
                        }
                    }

                    return false;
                }

                IEnumerator ActivateCoroutine(Hashtable hashtable)
                {
                    if (CardEffectCommons.IsExistOnBattleArea(card))
                    {
                        if (CardEffectCommons.HasMatchConditionPermanent(CanSelectPermanentCondition))
                        {
                            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 = 0;

                                foreach (Permanent permanent in permanents)
                                {
                                    sumDP += permanent.DP;
                                }

                                if (sumDP > card.Owner.MaxDP_DeleteEffect(maxDPDeletionValue, activateClass))
                                {
                                    return false;
                                }

                                return true;
                            }

                            bool CanTargetConditionByPreSelectedList(List<Permanent> permanents, Permanent permanent)
                            {
                                int sumDP = 0;

                                foreach (Permanent permanent1 in permanents)
                                {
                                    sumDP += permanent1.DP;
                                }

                                sumDP += permanent.DP;

                                if (sumDP > card.Owner.MaxDP_DeleteEffect(maxDPDeletionValue, activateClass))
                                {
                                    return false;
                                }

                                return true;
                            }
                        }
                    }
                }
            }

            #endregion
            
            #region When Attacking

            if (timing == EffectTiming.OnAllyAttack)
            {
                int Count()
                {
                    return (card.Owner.TrashCards.Count + card.Owner.Enemy.TrashCards.Count) / 10;
                }

                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect($"Trash {Count()} cards from the top of your opponent's security stack", CanUseCondition,
                    card);
                activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, 1, false, EffectDescription());
                activateClass.SetHashString("WhenAttack_BT17_018");
                cardEffects.Add(activateClass);

                string EffectDescription()
                {
                    return
                        "[When Attacking] [Once Per Turn] For every 10 cards in both player's trash, trash 1 card from the top of your opponent's security stack.";
                }

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

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

                    return false;
                }

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

            #endregion

            return cardEffects;
        }
    }
}