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

namespace DCGO.CardEffects.BT21
{
    //Ragnarok Cannon
    public class BT21_098 : CEntity_Effect
    {
        public override List<ICardEffect> CardEffects(EffectTiming timing, CardSource card)
        {
            List<ICardEffect> cardEffects = new List<ICardEffect>();

            #region Main

            if (timing == EffectTiming.OptionSkill)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect($"Delete 1 opponent's Digimon with lowest play cost and place in battle area.", CanUseCondition, card);
                activateClass.SetUpActivateClass(null, ActivateCoroutine, -1, false, EffectDescription());
                cardEffects.Add(activateClass);

                string EffectDescription()
                {
                    return "[Main] Delete 1 of your opponent's Digimon with the lowest play cost. Then, place this card in the battle area.";
                }

                bool CanSelectPermanentCondition(Permanent permanent)
                {
                    return CardEffectCommons.IsPermanentExistsOnOpponentBattleAreaDigimon(permanent, card) &&
                           CardEffectCommons.IsMinCost(permanent, card.Owner.Enemy, true);
                }

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

                IEnumerator ActivateCoroutine(Hashtable hashtable)
                {
                    if (CardEffectCommons.HasMatchConditionPermanent(CanSelectPermanentCondition))
                    {
                        SelectPermanentEffect selectPermanentEffect = GManager.instance.GetComponent<SelectPermanentEffect>();

                        selectPermanentEffect.SetUp(
                            selectPlayer: card.Owner,
                            canTargetCondition: CanSelectPermanentCondition,
                            canTargetCondition_ByPreSelecetedList: null,
                            canEndSelectCondition: null,
                            maxCount: 1,
                            canNoSelect: false,
                            canEndNotMax: false,
                            selectPermanentCoroutine: null,
                            afterSelectPermanentCoroutine: null,
                            mode: SelectPermanentEffect.Mode.Destroy,
                            cardEffect: activateClass);

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

                    yield return ContinuousController.instance.StartCoroutine(CardEffectCommons.PlaceDelayOptionCards(card: card, cardEffect: activateClass));
                }
            }

            #endregion

            #region Your Turn Delay
            if (timing == EffectTiming.OnAllyAttack)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect("Delete 1 opponent's Digimon with lowest play cost, trash security until 1 left if didn't delete", CanUseCondition, card);
                activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, -1, true, EffectDescription());
                cardEffects.Add(activateClass);

                string EffectDescription()
                {
                    return "[Your Turn] When one of your [Galacticmon] attacks, <Delay>.\n• Delete 1 of your opponent's Digimon with the lowest play cost. If this effect didn't delete, trash the top cards of your opponent's security stack so that is has 1 card left.";
                }

                bool PermanentCondition(Permanent permanent)
                {
                    if (CardEffectCommons.IsOwnerPermanent(permanent, card))
                    {
                        return permanent.TopCard.EqualsCardName("Galacticmon");
                    }

                    return false;
                }

                bool CanUseCondition(Hashtable hashtable)
                {
                    if (CardEffectCommons.IsExistOnBattleArea(card))
                    {
                        if (CardEffectCommons.CanTriggerOnPermanentAttack(hashtable, PermanentCondition))
                        {
                            if (CardEffectCommons.CanDeclareOptionDelayEffect(card))
                            {
                                return true;
                            }
                        }
                    }

                    return false;
                }

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

                    return false;
                }

                bool CanSelectPermanentCondition(Permanent permanent)
                {
                    return CardEffectCommons.IsPermanentExistsOnOpponentBattleAreaDigimon(permanent, card) &&
                           CardEffectCommons.IsMinCost(permanent, card.Owner.Enemy, true);
                }

                IEnumerator ActivateCoroutine(Hashtable hashtable)
                {
                    bool activateDelay = false;

                    List<Permanent> deleteTargetPermanents = new List<Permanent>();

                    bool failedToDelete = true;

                    yield return ContinuousController.instance.StartCoroutine(CardEffectCommons.DeletePeremanentAndProcessAccordingToResult(
                                    targetPermanents: new List<Permanent>() { card.PermanentOfThisCard() }, 
                                    activateClass: activateClass, 
                                    successProcess: permanents => SuccessProcess(), 
                                    failureProcess: null));

                    IEnumerator SuccessProcess()
                    {
                        activateDelay = true;
                        yield return null;
                    }

                    if (activateDelay)
                    {
                        if (CardEffectCommons.HasMatchConditionPermanent(CanSelectPermanentCondition))
                        {
                            SelectPermanentEffect selectPermanentEffect = GManager.instance.GetComponent<SelectPermanentEffect>();

                            selectPermanentEffect.SetUp(
                                selectPlayer: card.Owner,
                                canTargetCondition: CanSelectPermanentCondition,
                                canTargetCondition_ByPreSelecetedList: null,
                                canEndSelectCondition: null,
                                maxCount: 1,
                                canNoSelect: false,
                                canEndNotMax: false,
                                selectPermanentCoroutine: null,
                                afterSelectPermanentCoroutine: AfterSelectPermanentCoroutine,
                                mode: SelectPermanentEffect.Mode.Custom,
                                cardEffect: activateClass);

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

                            IEnumerator AfterSelectPermanentCoroutine(List<Permanent> permanents)
                            {
                                deleteTargetPermanents = permanents.Clone();

                                yield return null;
                            }
                        }

                        if (deleteTargetPermanents.Count > 0)
                        {
                            yield return ContinuousController.instance.StartCoroutine(CardEffectCommons.DeletePeremanentAndProcessAccordingToResult(targetPermanents: deleteTargetPermanents, activateClass: activateClass, successProcess: SuccessDeleteProcess, failureProcess: null));

                            IEnumerator SuccessDeleteProcess(List<Permanent> permanents)
                            {
                                if(permanents.Count > 0)
                                    failedToDelete = false;

                                yield return null;
                            }
                        }

                        if (failedToDelete)
                        {
                            yield return ContinuousController.instance.StartCoroutine(new IDestroySecurity(
                                    player: card.Owner.Enemy,
                                    destroySecurityCount: card.Owner.Enemy.SecurityCards.Count - 1,
                                    cardEffect: activateClass,
                                    fromTop: true).DestroySecurity());
                        }
                    }
                }
            }
            #endregion

            #region Security

            if (timing == EffectTiming.SecuritySkill)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect($"Play 1 card with [VEMMON] in text from hand or trash and add this card to hand", CanUseCondition, card);
                activateClass.SetUpActivateClass(null, ActivateCoroutine, -1, false, EffectDescription());
                activateClass.SetIsSecurityEffect(true);
                cardEffects.Add(activateClass);

                string EffectDescription()
                {
                    return
                        "[Security] You may play 1 card with [Vemmon] in its text and a play cost of 6 or less from your hand or trash without paying the cost. Then, add this card to the hand.";
                }

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

                bool CanSelectCardCondition(CardSource cardSource)
                {
                    return (cardSource.HasText("Vemmon")) &&
                           cardSource.HasPlayCost &&
                           cardSource.GetCostItself <= 6 &&
                           !cardSource.IsDigiEgg &&
                           CardEffectCommons.CanPlayAsNewPermanent(cardSource: cardSource, payCost: false, cardEffect: activateClass);
                }

                IEnumerator ActivateCoroutine(Hashtable hashtable)
                {
                    bool canSelectHand = CardEffectCommons.HasMatchConditionOwnersHand(card, CanSelectCardCondition);
                    bool canSelectTrash = card.Owner.TrashCards.Some(CanSelectCardCondition);

                    if (canSelectHand || canSelectTrash)
                    {
                        if (canSelectHand && canSelectTrash)
                        {
                            List<SelectionElement<bool>> selectionElements = new List<SelectionElement<bool>>
                            {
                                new(message: "From hand", value: true, spriteIndex: 0),
                                new(message: "From trash", value: false, spriteIndex: 1),
                            };

                            string selectPlayerMessage = "From which area do you play a card?";
                            string notSelectPlayerMessage = "The opponent is choosing from which area to play a card.";

                            GManager.instance.userSelectionManager.SetBoolSelection(selectionElements: selectionElements,
                                selectPlayer: card.Owner, selectPlayerMessage: selectPlayerMessage,
                                notSelectPlayerMessage: notSelectPlayerMessage);
                        }

                        else
                        {
                            GManager.instance.userSelectionManager.SetBool(canSelectHand);
                        }

                        yield return ContinuousController.instance.StartCoroutine(GManager.instance.userSelectionManager
                            .WaitForEndSelect());

                        bool fromHand = GManager.instance.userSelectionManager.SelectedBoolValue;

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

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

                        if (fromHand)
                        {
                            SelectHandEffect selectHandEffect = GManager.instance.GetComponent<SelectHandEffect>();

                            selectHandEffect.SetUp(
                                selectPlayer: card.Owner,
                                canTargetCondition: CanSelectCardCondition,
                                canTargetCondition_ByPreSelecetedList: null,
                                canEndSelectCondition: null,
                                maxCount: 1,
                                canNoSelect: true,
                                canEndNotMax: false,
                                isShowOpponent: true,
                                selectCardCoroutine: SelectCardCoroutine,
                                afterSelectCardCoroutine: null,
                                mode: SelectHandEffect.Mode.Custom,
                                cardEffect: activateClass);

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

                            yield return StartCoroutine(selectHandEffect.Activate());
                        }

                        else
                        {
                            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: 1,
                                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 ContinuousController.instance.StartCoroutine(selectCardEffect.Activate());
                        }

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

                    yield return ContinuousController.instance.StartCoroutine(CardEffectCommons.AddThisCardToHand(card, activateClass));
                }
            }

            #endregion

            return cardEffects;
        }
    }
}