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

namespace DCGO.CardEffects.BT16
{
    public class BT16_031 : CEntity_Effect
    {
        public override List<ICardEffect> CardEffects(EffectTiming timing, CardSource card)
        {
            List<ICardEffect> cardEffects = new List<ICardEffect>();

            #region Barrier

            if (timing == EffectTiming.WhenPermanentWouldBeDeleted)
            {
                cardEffects.Add(CardEffectFactory.BarrierSelfEffect(isInheritedEffect: false, card: card, condition: null));
            }

            #endregion

            #region Digivolution Condition

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

                cardEffects.Add(CardEffectFactory.AddSelfDigivolutionRequirementStaticEffect(permanentCondition: PermanentCondition, digivolutionCost: 2, ignoreDigivolutionRequirement: false, card: card, condition: null));
            }

            #endregion

            #region On Play

            if (timing == EffectTiming.OnEnterFieldAnyone)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect("Trash 1 card to return 1 card back to you hand.", CanUseCondition, card);
                activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, -1, true, EffectDiscription());
                activateClass.SetHashString("OnPlay_BT16_031");
                cardEffects.Add(activateClass);

                string EffectDiscription()
                {
                    return "[On Play] By trashing 1 card in your hand, return 1 level 6 of lower 2-color Digimon card with red or purple from your trash to your hand.";
                }

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

                bool CanActivateCondition(Hashtable hashtable)
                {
                    if (CardEffectCommons.IsExistOnBattleArea(card))
                    {
                        if (card.Owner.HandCards.Count >= 1)
                        {
                            return true;
                        }
                    }
                    return false;
                }

                bool CanSelectCardToTrash(CardSource card)
                {
                    if (card.Owner.HandCards.Count >= 1)
                    {
                        return true;
                    }
                    return false;
                }

                bool CanSelectCardToReturnToHand(CardSource cardSource)
                {
                    if (cardSource.CardColors.Count == 2 && (cardSource.HasCardColor(CardColor.Red) || cardSource.HasCardColor(CardColor.Purple)))
                    {
                        if (cardSource.HasLevel && cardSource.Level <= 6)
                        {
                            return true;
                        }
                    }

                    return false;
                }

                IEnumerator ActivateCoroutine(Hashtable hashtable)
                {
                    if (card.Owner.HandCards.Count(CanSelectCardToTrash) >= 1)
                    {
                        bool discarded = false;

                        int discardCount = 1;

                        SelectHandEffect selectHandEffect = GManager.instance.GetComponent<SelectHandEffect>();

                        selectHandEffect.SetUp(
                            selectPlayer: card.Owner,
                            canTargetCondition: CanSelectCardToTrash,
                            canTargetCondition_ByPreSelecetedList: null,
                            canEndSelectCondition: null,
                            maxCount: discardCount,
                            canNoSelect: true,
                            canEndNotMax: false,
                            isShowOpponent: true,
                            selectCardCoroutine: null,
                            afterSelectCardCoroutine: AfterSelectCardCoroutine,
                            mode: SelectHandEffect.Mode.Discard,
                            cardEffect: activateClass);

                        yield return StartCoroutine(selectHandEffect.Activate());

                        IEnumerator AfterSelectCardCoroutine(List<CardSource> cardSources)
                        {
                            if (cardSources.Count >= 1)
                            {
                                discarded = true;

                                yield return null;
                            }
                        }

                        if (discarded)
                        {
                            int maxCount = Math.Min(1, card.Owner.TrashCards.Count(CanSelectCardToReturnToHand));

                            SelectCardEffect selectCardEffect = GManager.instance.GetComponent<SelectCardEffect>();

                            selectCardEffect.SetUp(
                                canTargetCondition: CanSelectCardToReturnToHand,
                                canTargetCondition_ByPreSelecetedList: null,
                                canEndSelectCondition: null,
                                canNoSelect: () => false,
                                selectCardCoroutine: null,
                                afterSelectCardCoroutine: null,
                                message: "Select 1 card to add to your hand.",
                                maxCount: maxCount,
                                canEndNotMax: false,
                                isShowOpponent: true,
                                mode: SelectCardEffect.Mode.AddHand,
                                root: SelectCardEffect.Root.Trash,
                                customRootCardList: null,
                                canLookReverseCard: true,
                                selectPlayer: card.Owner,
                                cardEffect: activateClass);

                            yield return ContinuousController.instance.StartCoroutine(selectCardEffect.Activate());
                        }
                    }
                }
            }

            #endregion

            #region When Digivolving

            if (timing == EffectTiming.OnEnterFieldAnyone)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect("Trash 1 card to return 1 card back to you hand.", CanUseCondition, card);
                activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, -1, true, EffectDiscription());
                activateClass.SetHashString("Digivolving_BT16_031");
                cardEffects.Add(activateClass);

                string EffectDiscription()
                {
                    return "[When Digivolving] By trashing 1 card in your hand, return 1 level 6 of lower 2-color Digimon card with red or purple from your trash to your hand.";
                }

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

                bool CanActivateCondition(Hashtable hashtable)
                {
                    if (CardEffectCommons.IsExistOnBattleArea(card))
                    {
                        if (card.Owner.HandCards.Count >= 1)
                        {
                            return true;
                        }
                    }
                    return false;
                }

                bool CanSelectCardToTrash(CardSource card)
                {
                    if (card.Owner.HandCards.Count >= 1)
                    {
                        return true;
                    }
                    return false;
                }

                bool CanSelectCardToReturnToHand(CardSource cardSource)
                {
                    if (cardSource.CardColors.Count == 2 && (cardSource.HasCardColor(CardColor.Red) || cardSource.HasCardColor(CardColor.Purple)))
                    {
                        if (cardSource.HasLevel && cardSource.Level <= 6)
                        {
                            if (cardSource.IsDigimon)
                            {
                                return true;
                            }
                        }
                    }

                    return false;
                }

                IEnumerator ActivateCoroutine(Hashtable hashtable)
                {
                    if (card.Owner.HandCards.Count(CanSelectCardToTrash) >= 1)
                    {
                        bool discarded = false;

                        int discardCount = 1;

                        SelectHandEffect selectHandEffect = GManager.instance.GetComponent<SelectHandEffect>();

                        selectHandEffect.SetUp(
                            selectPlayer: card.Owner,
                            canTargetCondition: CanSelectCardToTrash,
                            canTargetCondition_ByPreSelecetedList: null,
                            canEndSelectCondition: null,
                            maxCount: discardCount,
                            canNoSelect: true,
                            canEndNotMax: false,
                            isShowOpponent: true,
                            selectCardCoroutine: null,
                            afterSelectCardCoroutine: AfterSelectCardCoroutine,
                            mode: SelectHandEffect.Mode.Discard,
                            cardEffect: activateClass);

                        yield return StartCoroutine(selectHandEffect.Activate());

                        IEnumerator AfterSelectCardCoroutine(List<CardSource> cardSources)
                        {
                            if (cardSources.Count >= 1)
                            {
                                discarded = true;

                                yield return null;
                            }
                        }

                        if (discarded)
                        {
                            int maxCount = Math.Min(1, card.Owner.TrashCards.Count(CanSelectCardToReturnToHand));

                            SelectCardEffect selectCardEffect = GManager.instance.GetComponent<SelectCardEffect>();

                            selectCardEffect.SetUp(
                                canTargetCondition: CanSelectCardToReturnToHand,
                                canTargetCondition_ByPreSelecetedList: null,
                                canEndSelectCondition: null,
                                canNoSelect: () => false,
                                selectCardCoroutine: null,
                                afterSelectCardCoroutine: null,
                                message: "Select 1 card to add to your hand.",
                                maxCount: maxCount,
                                canEndNotMax: false,
                                isShowOpponent: true,
                                mode: SelectCardEffect.Mode.AddHand,
                                root: SelectCardEffect.Root.Trash,
                                customRootCardList: null,
                                canLookReverseCard: true,
                                selectPlayer: card.Owner,
                                cardEffect: activateClass);

                            yield return ContinuousController.instance.StartCoroutine(selectCardEffect.Activate());
                        }
                    }
                }
            }

            #endregion

            #region Inherit

            if (timing == EffectTiming.None)
            {
                bool CardCondition(CardSource cardSource)
                {
                    return cardSource.Owner == card.Owner.Enemy;
                }

                bool Condition()
                {
                    if (CardEffectCommons.IsExistOnBattleArea(card))
                    {
                        if (CardEffectCommons.IsOwnerTurn(card))
                        {
                            return true;
                        }
                    }
                    return false;
                }

                cardEffects.Add(CardEffectFactory.ChangeSecurityDigimonCardDPStaticEffect(
                    cardCondition: CardCondition,
                    changeValue: -3000,
                    isInheritedEffect: true,
                    card: card,
                    condition: Condition,
                    effectName: "Opponent's Security Digimon gains DP -3000"));
            }

            #endregion

            return cardEffects;
        }
    }
}