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

namespace DCGO.CardEffects.EX1
{
    public class EX1_007 : 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("Delete Digimon with 3000 DP or less", CanUseCondition, card);
                activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, -1, false, EffectDiscription());
                cardEffects.Add(activateClass);

                string EffectDiscription()
                {
                    return "[On Play] Delete up to 2 of your opponent's Digimon with 3000 DP or less.";
                }

                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.CanTriggerOnPlay(hashtable, card);
                }

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

                    return false;
                }

                IEnumerator ActivateCoroutine(Hashtable _hashtable)
                {
                    if (isExistOnField(card))
                    {
                        if (card.Owner.GetBattleAreaDigimons().Contains(card.PermanentOfThisCard()))
                        {
                            if (CardEffectCommons.HasMatchConditionPermanent(CanSelectPermanentCondition))
                            {
                                int maxCount = Math.Min(2, CardEffectCommons.MatchConditionPermanentCount(CanSelectPermanentCondition));

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

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

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

                                bool CanEndSelectCondition(List<Permanent> permanents)
                                {
                                    if (CardEffectCommons.HasNoElement(permanents))
                                    {
                                        return false;
                                    }

                                    return true;
                                }
                            }
                        }
                    }
                }
            }

            if (timing == EffectTiming.None)
            {
                bool Condition()
                {
                    if (CardEffectCommons.IsExistOnBattleArea(card))
                    {
                        if (CardEffectCommons.IsOwnerTurn(card))
                        {
                            if (card.PermanentOfThisCard().TopCard.CardTraits.Contains("Machine"))
                            {
                                return true;
                            }
                        }
                    }

                    return false;
                }

                cardEffects.Add(CardEffectFactory.ChangeSelfSAttackStaticEffect(changeValue: 1, isInheritedEffect: true, card: card, condition: Condition));
            }

            return cardEffects;
        }
    }
}