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

namespace DCGO.CardEffects.BT20
{
    public class BT20_055 : CEntity_Effect
    {
        public override List<ICardEffect> CardEffects(EffectTiming timing, CardSource card)
        {
            List<ICardEffect> cardEffects = new List<ICardEffect>();

            #region Security - End of Opponents Turn
            if (timing == EffectTiming.OnEndTurn)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect("Play this card", CanUseCondition, card);
                activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, -1, false, EffectDiscription());
                cardEffects.Add(activateClass);

                string EffectDiscription()
                {
                    return "(Security) [End of Opponent's Turn] Play this card without paying the cost.";
                }

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

                bool CanActivateCondition(Hashtable hashtable)
                {
                    return CardEffectCommons.IsExistInSecurity(card) &&
                           CardEffectCommons.CanPlayAsNewPermanent(card, false, activateClass, SelectCardEffect.Root.Security);
                }

                IEnumerator ActivateCoroutine(Hashtable hashtable)
                {
                    yield return ContinuousController.instance.StartCoroutine(CardEffectCommons.PlayPermanentCards(cardSources: new List<CardSource>() { card }, activateClass: activateClass, payCost: false, isTapped: false, root: SelectCardEffect.Root.Security, activateETB: true));
                }
            }
            #endregion

            #region On Play
            if (timing == EffectTiming.OnEnterFieldAnyone)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect("<De-Digivolve 2> 1 opponent's Digimon, flip their security card face up, then delete 1 Digimon", CanUseCondition, card);
                activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, -1, false, EffectDiscription());
                cardEffects.Add(activateClass);

                string EffectDiscription()
                {
                    return "[On Play] <De-Digivolve 2> 1 of your opponent's Digimon and flip your opponent's top face-down security card face up. Then, delete 1 of their Digimon with 1 or fewer digivolution cards.";
                }

                bool DedigivolveTarget(Permanent permanent)
                {
                    return CardEffectCommons.IsPermanentExistsOnOpponentBattleAreaDigimon(permanent, card);
                }

                bool DeletionTarget(Permanent permanent)
                {
                    return CardEffectCommons.IsPermanentExistsOnOpponentBattleAreaDigimon(permanent, card) &&
                           permanent.DigivolutionCards.Count <= 1;
                }

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

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

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

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

                        selectPermanentEffect.SetUpCustomMessage("Select 1 Digimon to De-Digivolve.", "The opponent is selecting 1 Digimon to De-Digivolve.");

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

                        IEnumerator SelectedDedigivolveTarget(Permanent target)
                        {
                            yield return ContinuousController.instance.StartCoroutine(new IDegeneration(target, 2, activateClass).Degeneration());
                        }
                    }

                    if(card.Owner.Enemy.SecurityCards.Count(source => source.IsFlipped) > 0)
                    {
                        foreach (CardSource source in card.Owner.Enemy.SecurityCards)
                        {
                            if (!source.IsFlipped)
                                continue;

                            source.SetFace();
                            GManager.OnSecurityStackChanged?.Invoke(card.Owner.Enemy);

                            break;
                        }
                    }

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

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

                        selectPermanentEffect.SetUpCustomMessage("Select 1 Digimon to delete.", "The opponent is selecting 1 Digimon to delete.");

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

            #region When Digivolving
            if (timing == EffectTiming.OnEnterFieldAnyone)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect("<De-Digivolve 2> 1 opponent's Digimon, flip their security card face up, then delete 1 Digimon", CanUseCondition, card);
                activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, -1, false, EffectDiscription());
                cardEffects.Add(activateClass);

                string EffectDiscription()
                {
                    return "[When Digivolving] <De-Digivolve 2> 1 of your opponent's Digimon and flip your opponent's top face-down security card face up. Then, delete 1 of their Digimon with 1 or fewer digivolution cards.";
                }

                bool DedigivolveTarget(Permanent permanent)
                {
                    return CardEffectCommons.IsPermanentExistsOnOpponentBattleAreaDigimon(permanent, card);
                }

                bool DeletionTarget(Permanent permanent)
                {
                    return CardEffectCommons.IsPermanentExistsOnOpponentBattleAreaDigimon(permanent, card) &&
                           permanent.DigivolutionCards.Count <= 1;
                }

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

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

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

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

                        selectPermanentEffect.SetUpCustomMessage("Select 1 Digimon to De-Digivolve.", "The opponent is selecting 1 Digimon to De-Digivolve.");

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

                        IEnumerator SelectedDedigivolveTarget(Permanent target)
                        {
                            yield return ContinuousController.instance.StartCoroutine(new IDegeneration(target, 2, activateClass).Degeneration());
                        }
                    }

                    if (card.Owner.Enemy.SecurityCards.Count(source => source.IsFlipped) > 0)
                    {
                        foreach (CardSource source in card.Owner.Enemy.SecurityCards)
                        {
                            if (!source.IsFlipped)
                                continue;

                            yield return ContinuousController.instance.StartCoroutine(new IFlipSecurity(source).FlipFaceUp());

                            break;
                        }
                    }

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

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

                        selectPermanentEffect.SetUpCustomMessage("Select 1 Digimon to delete.", "The opponent is selecting 1 Digimon to delete.");

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

            #region Your Turn
            if (timing == EffectTiming.OnSecurityCheck)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect("Place top card face up as bottom security", CanUseCondition, card);
                activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, -1, true, EffectDiscription());
                cardEffects.Add(activateClass);

                string EffectDiscription()
                {
                    return "[Your Turn] When your Digimon check face-up security cards, you may place this Digimon's top stacked card face up as the bottom security card.";
                }

                bool CanUseCondition(Hashtable hashtable)
                {
                    return CardEffectCommons.IsExistOnBattleAreaDigimon(card)
                        && CardEffectCommons.IsOwnerTurn(card)
                        && CardEffectCommons.IsPermanentExistsOnOwnerBattleAreaDigimon(CardEffectCommons.GetAttackerFromHashtable(hashtable), card)
                        && !CardEffectCommons.GetCardFromHashtable(hashtable).IsFlipped;
                }


                bool CanActivateCondition(Hashtable hashtable)
                {
                    return CardEffectCommons.IsExistOnBattleAreaDigimon(card)
                        && card.PermanentOfThisCard().DigivolutionCards.Count > 0;
                }

                IEnumerator ActivateCoroutine(Hashtable hashtable)
                {
                    // Place this card face up as the bottom security card
                    if (card.Owner.CanAddSecurity(activateClass))
                    {
                        yield return ContinuousController.instance.StartCoroutine(CardObjectController.AddSecurityCard(
                            card, toTop: false, faceUp: true));
                    }
                }
            }
            #endregion

            return cardEffects;
        }
    }
}