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

namespace DCGO.CardEffects.EX3
{
    public class EX3_056 : CEntity_Effect
    {
        public override List<ICardEffect> CardEffects(EffectTiming timing, CardSource card)
        {
            List<ICardEffect> cardEffects = new List<ICardEffect>();

            if (timing == EffectTiming.None)
            {
                bool PermanentCondition(Permanent targetPermanent)
                {
                    return targetPermanent.TopCard.CardNames.Contains("Gigimon");
                }

                cardEffects.Add(CardEffectFactory.AddSelfDigivolutionRequirementStaticEffect(permanentCondition: PermanentCondition, digivolutionCost: 0, ignoreDigivolutionRequirement: false, card: card, condition: null));
            }

            if (timing == EffectTiming.OnDestroyedAnyone)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect("Delete 1 Digimon with 3000 DP or less, or both players trash the top 2 cards of their decks", CanUseCondition, card);
                activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, -1, false, EffectDiscription());
                cardEffects.Add(activateClass);

                string EffectDiscription()
                {
                    return "[On Deletion] Delete 1 of your opponent's Digimon with 3000 DP or less. If no Digimon is deleted by this effect, trash the top 2 cards of both players' decks.";
                }

                bool CanSelectPermanentCondition(Permanent permanent)
                {
                    if (CardEffectCommons.IsPermanentExistsOnOpponentBattleAreaDigimon(permanent, card))
                    {
                        if (permanent.DP <= card.Owner.MaxDP_DeleteEffect(3000, activateClass))
                        {
                            return true;
                        }
                    }

                    return false;
                }

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

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

                        else
                        {
                            if (GManager.instance.turnStateMachine.gameContext.Players_ForTurnPlayer.Count((player) => player.LibraryCards.Count >= 1) >= 1)
                            {
                                return true;
                            }
                        }
                    }

                    return false;
                }

                IEnumerator ActivateCoroutine(Hashtable _hashtable)
                {
                    List<Permanent> deleteTargetPermanents = new List<Permanent>();

                    if (CardEffectCommons.HasMatchConditionPermanent(CanSelectPermanentCondition))
                    {
                        int maxCount = Math.Min(1, CardEffectCommons.MatchConditionPermanentCount(CanSelectPermanentCondition));

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

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

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

                        IEnumerator AfterSelectPermanentCoroutine(List<Permanent> permanents)
                        {
                            foreach (Permanent permanent in permanents)
                            {
                                deleteTargetPermanents.Add(permanent);
                            }

                            yield return null;
                        }
                    }

                    yield return ContinuousController.instance.StartCoroutine(CardEffectCommons.DeletePeremanentAndProcessAccordingToResult(targetPermanents: deleteTargetPermanents, activateClass: activateClass, successProcess: null, failureProcess: FailureProcess));

                    IEnumerator FailureProcess()
                    {
                        foreach (Player player in GManager.instance.turnStateMachine.gameContext.Players_ForTurnPlayer)
                        {
                            if (player.LibraryCards.Count >= 1)
                            {
                                IAddTrashCardsFromLibraryTop addTrashCard = new IAddTrashCardsFromLibraryTop(2, player, activateClass);
                                addTrashCard.SetNotShowCards();

                                yield return ContinuousController.instance.StartCoroutine(addTrashCard.AddTrashCardsFromLibraryTop());

                                if (player.isYou)
                                {
                                    ContinuousController.instance.StartCoroutine(GManager.instance.GetComponent<Effects>().ShowCardEffect2(addTrashCard.discardedCards, "Your Discarded Cards", true, true));
                                }

                                else
                                {
                                    ContinuousController.instance.StartCoroutine(GManager.instance.GetComponent<Effects>().ShowCardEffect(addTrashCard.discardedCards, "Opponent's Discarded Cards", true, true));
                                }
                            }
                        }
                    }
                }
            }

            return cardEffects;
        }
    }
}