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

namespace DCGO.CardEffects.BT19
{
    public class BT19_015 : CEntity_Effect
    {
        public override List<ICardEffect> CardEffects(EffectTiming timing, CardSource card)
        {
            List<ICardEffect> cardEffects = new List<ICardEffect>();

            #region When Digivolving
            if (timing == EffectTiming.OnEnterFieldAnyone)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect("Delete 1 Digimon with 8000 DP or less, or get +3000 DP and <Piercing> until the end of your opponent's turn", CanUseCondition, card);
                activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, -1, false, EffectDescription());
                cardEffects.Add(activateClass);

                string EffectDescription()
                {
                    return "[When Digivolving] Delete 1 of your opponent's Digimon with 8000 DP or less. If this effect didn't delete, this Digimon gains <Piercing> and gets +3000 DP until the end of your opponent's turn.";
                }

                bool CanSelectOpponentPermanentCondition(Permanent permanent)
                {
                    if (CardEffectCommons.IsPermanentExistsOnOpponentBattleAreaDigimon(permanent, card))
                    {
                        if (permanent.DP <= card.Owner.MaxDP_DeleteEffect(8000, activateClass))
                        {
                            return true;
                        }
                    }

                    return false;
                }

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

                    return false;
                }

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

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

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

                        SelectPermanentEffect selectPermanentEffect =
                            GManager.instance.GetComponent<SelectPermanentEffect>();

                        selectPermanentEffect.SetUp(
                            selectPlayer: card.Owner,
                            canTargetCondition: CanSelectOpponentPermanentCondition,
                            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)
                        {
                            deleteTargetPermanents = permanents.Clone();
                            yield return null;
                        }
                    }

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

                    IEnumerator FailureProcess()
                    {
                        yield return ContinuousController.instance.StartCoroutine(CardEffectCommons.ChangeDigimonDP(
                            targetPermanent: card.PermanentOfThisCard(),
                            changeValue: 3000,
                            effectDuration: EffectDuration.UntilOpponentTurnEnd,
                            activateClass: activateClass));

                        yield return ContinuousController.instance.StartCoroutine(CardEffectCommons.GainPierce(
                           targetPermanent: card.PermanentOfThisCard(),
                           effectDuration: EffectDuration.UntilOpponentTurnEnd,
                           activateClass: activateClass));
                    }
                }
            }
            #endregion

            #region Your Turn
            if (timing == EffectTiming.OnDestroyedAnyone)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect("Gain 2 memory", CanUseCondition, card);
                activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, 1, false, EffectDiscription());
                activateClass.SetHashString("GainMemory_BT19_015");
                cardEffects.Add(activateClass);

                string EffectDiscription()
                {
                    return "[Your Turn][Once Per Turn] When an opponent's Digimon is deleted, gain 2 memory.";
                }

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

                bool CanUseCondition(Hashtable hashtable)
                {
                    if (CardEffectCommons.IsExistOnBattleAreaDigimon(card))
                    {
                        if (CardEffectCommons.IsOwnerTurn(card))
                        {
                            if (CardEffectCommons.CanTriggerOnPermanentDeleted(hashtable, PermanentCondition, activateClass))
                            {
                                return true;
                            }
                        }
                    }

                    return false;
                }

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

                    return false;
                }

                IEnumerator ActivateCoroutine(Hashtable _hashtable)
                {
                    yield return ContinuousController.instance.StartCoroutine(card.Owner.AddMemory(2, activateClass));
                }
            }
            #endregion

            return cardEffects;
        }
    }
}