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

namespace DCGO.CardEffects.EX4
{
    public class EX4_018 : CEntity_Effect
    {
        public override List<ICardEffect> CardEffects(EffectTiming timing, CardSource card)
        {
            List<ICardEffect> cardEffects = new List<ICardEffect>();

            if (timing == EffectTiming.OnEnterFieldAnyone)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect("Opponent's 1 Digimon gets effects", CanUseCondition, card);
                activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, -1, false, EffectDiscription());
                cardEffects.Add(activateClass);

                string EffectDiscription()
                {
                    return "[On Play] 1 of your opponent's Digimon with the lowest level gains \"[When Attacking] Lose 2 memory\" until the end of your opponent's turn.";
                }

                bool CanSelectPermanentCondition(Permanent permanent)
                {
                    return CardEffectCommons.IsMinLevel(permanent, card.Owner.Enemy);
                }

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

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

                    return false;
                }

                IEnumerator ActivateCoroutine(Hashtable _hashtable)
                {
                    int maxCount = 1;

                    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: SelectPermanentCoroutine,
                        afterSelectPermanentCoroutine: null,
                        mode: SelectPermanentEffect.Mode.Custom,
                        cardEffect: activateClass);

                    selectPermanentEffect.SetUpCustomMessage("Select 1 Digimon that will get effects.", "The opponent is selecting 1 Digimon that will get effects.");
                    yield return ContinuousController.instance.StartCoroutine(selectPermanentEffect.Activate());

                    IEnumerator SelectPermanentCoroutine(Permanent permanent)
                    {
                        Permanent selectedPermanent = permanent;
                        CardSource topCard = selectedPermanent.TopCard;

                        if (selectedPermanent != null)
                        {
                            ActivateClass activateClass1 = new ActivateClass();
                            activateClass1.SetUpICardEffect("Memory -2", CanUseCondition1, selectedPermanent.TopCard);
                            activateClass1.SetUpActivateClass(CanActivateCondition1, ActivateCoroutine1, -1, false, EffectDiscription1());
                            activateClass1.SetEffectSourcePermanent(selectedPermanent);
                            selectedPermanent.UntilOwnerTurnEndEffects.Add(GetCardEffect);

                            if (!selectedPermanent.TopCard.CanNotBeAffected(activateClass))
                            {
                                yield return ContinuousController.instance.StartCoroutine(GManager.instance.GetComponent<Effects>().CreateDebuffEffect(selectedPermanent));
                            }

                            string EffectDiscription1()
                            {
                                return "[When Attacking] Lose 2 memory.";
                            }

                            bool CanUseCondition1(Hashtable hashtable1)
                            {
                                if (selectedPermanent.TopCard != null)
                                {
                                    if (selectedPermanent.TopCard.Owner.GetBattleAreaDigimons().Contains(selectedPermanent))
                                    {
                                        if (GManager.instance.attackProcess.AttackingPermanent == selectedPermanent)
                                        {
                                            if (!selectedPermanent.TopCard.CanNotBeAffected(activateClass))
                                            {
                                                return true;
                                            }
                                        }
                                    }
                                }

                                return false;
                            }

                            bool CanActivateCondition1(Hashtable hashtable1)
                            {
                                if (selectedPermanent.TopCard != null)
                                {
                                    if (selectedPermanent.TopCard.Owner.GetBattleAreaDigimons().Contains(selectedPermanent))
                                    {
                                        if (!selectedPermanent.TopCard.CanNotBeAffected(activateClass))
                                        {
                                            return true;
                                        }
                                    }
                                }

                                return false;
                            }

                            IEnumerator ActivateCoroutine1(Hashtable _hashtable1)
                            {
                                if (topCard != null)
                                {
                                    yield return ContinuousController.instance.StartCoroutine(topCard.Owner.AddMemory(-2, activateClass1));
                                }
                            }

                            ICardEffect GetCardEffect(EffectTiming _timing)
                            {
                                if (_timing == EffectTiming.OnAllyAttack)
                                {
                                    return activateClass1;
                                }

                                return null;
                            }
                        }
                    }
                }
            }

            if (timing == EffectTiming.OnDestroyedAnyone)
            {
                cardEffects.Add(CardEffectFactory.SaveEffect(card: card));
            }

            if (timing == EffectTiming.None)
            {
                cardEffects.Add(CardEffectFactory.JammingSelfStaticEffect(isInheritedEffect: true, card: card, condition: null));
            }

            return cardEffects;
        }
    }
}