using DG.Tweening.Core.Easing;
using System;
using System.Collections;
using System.Collections.Generic;
using System.Linq;
using UnityEngine.TextCore.Text;

namespace DCGO.CardEffects.BT20
{
    public class BT20_013 : CEntity_Effect
    {
        public override List<ICardEffect> CardEffects(EffectTiming timing, CardSource card)
        {
            List<ICardEffect> cardEffects = new List<ICardEffect>();

            #region Main Once Per Turn
            if (timing == EffectTiming.OnDeclaration)
            {
                
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect("Play a Digimon with the cost reduced by 2", CanUseCondition, card);
                activateClass.SetUpActivateClass(null, ActivateCoroutine, 1, false, EffectDiscription());
                activateClass.SetHashString("PlayCost_BT20_013");
                cardEffects.Add(activateClass);

                string EffectDiscription ()
                {
                    return "[Main] [Once Per Turn] You may play 1 Digimon card with [Sistermon] or [Gankoomon] in its name from you hand with the play cost reduced by 2.";
                }

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

                bool CanSelectCardCondition (CardSource cardSource)
                {
                    if (CardEffectCommons.CanPlayAsNewPermanent(cardSource: cardSource, payCost: false, cardEffect: activateClass))
                    {
                        if (cardSource.ContainsCardName("Sistermon") || cardSource.ContainsCardName("Gankoomon"))
                        {
                            return true;
                        }
                    }
                    return false;
                }

                IEnumerator ActivateCoroutine (Hashtable _hashtable)
                {
                    List<SelectionElement<bool>> selectionElements = new List<SelectionElement<bool>>()
                        {
                            new SelectionElement<bool>(message: $"Play Card", value : true, spriteIndex: 0),
                            new SelectionElement<bool>(message: $"Not Play Card", value : false, spriteIndex: 1),
                        };

                    string selectPlayerMessage = "Will you play a card from your hand?";
                    string notSelectPlayerMessage = "The opponent is deciding to play a card from their hand.";

                    GManager.instance.userSelectionManager.SetBoolSelection(selectionElements: selectionElements, selectPlayer: card.Owner, selectPlayerMessage: selectPlayerMessage, notSelectPlayerMessage: notSelectPlayerMessage);

                    yield return ContinuousController.instance.StartCoroutine(GManager.instance.userSelectionManager.WaitForEndSelect());

                    bool isPlaying = GManager.instance.userSelectionManager.SelectedBoolValue;

                    if (isPlaying)
                    {
                        #region reduce play cost

                        ChangeCostClass changeCostClass = new ChangeCostClass();
                        changeCostClass.SetUpICardEffect($"Play Cost -2", CanUseCondition1, card);
                        changeCostClass.SetUpChangeCostClass(changeCostFunc: ChangeCost, cardSourceCondition: CardSourceCondition, rootCondition: RootCondition, isUpDown: isUpDown, isCheckAvailability: () => false, isChangePayingCost: () => true);
                        Func<EffectTiming, ICardEffect> getCardEffect = GetCardEffect;
                        card.Owner.UntilCalculateFixedCostEffect.Add(getCardEffect);

                        ICardEffect GetCardEffect(EffectTiming _timing)
                        {
                            if (_timing == EffectTiming.None)
                            {
                                return changeCostClass;
                            }

                            return null;
                        }

                        bool CanUseCondition1(Hashtable hashtable)
                        {
                            return true;
                        }

                        int ChangeCost(CardSource cardSource, int Cost, SelectCardEffect.Root root, List<Permanent> targetPermanents)
                        {
                            if (CardSourceCondition(cardSource))
                            {
                                if (RootCondition(root))
                                {
                                    if (PermanentsCondition(targetPermanents))
                                    {
                                        Cost -= 2;
                                    }
                                }
                            }

                            return Cost;
                        }

                        bool PermanentsCondition(List<Permanent> targetPermanents)
                        {
                            if (targetPermanents == null)
                            {
                                return true;
                            }
                            else
                            {
                                if (targetPermanents.Count((targetPermanent) => targetPermanent != null) == 0)
                                {
                                    return true;
                                }
                            }

                            return false;
                        }

                        bool CardSourceCondition(CardSource cardSource)
                        {
                            if (CanSelectCardCondition(cardSource))
                            {
                                return true;
                            }

                            return false;
                        }

                        bool RootCondition(SelectCardEffect.Root root)
                        {
                            return true;
                        }

                        bool isUpDown()
                        {
                            return true;
                        }

                        #endregion

                        if (card.Owner.HandCards.Count(CanSelectCardCondition) >= 1)
                        {
                            List<CardSource> selectedCards = new List<CardSource>();

                            int maxCount = 1;

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

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

                            selectHandEffect.SetUpCustomMessage("Select 1 card to play.", "The opponent is selecting 1 card to play.");
                            selectHandEffect.SetUpCustomMessage_ShowCard("Played Card");

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

                            IEnumerator SelectCardCoroutine(CardSource cardSource)
                            {
                                selectedCards.Add(cardSource);

                                yield return null;
                            }

                            yield return ContinuousController.instance.StartCoroutine(CardEffectCommons.PlayPermanentCards(
                                cardSources: selectedCards,
                                activateClass: activateClass,
                                payCost: true,
                                isTapped: false,
                                root: SelectCardEffect.Root.Hand,
                                activateETB: true));
                        }

                        #region Remove Cost effect after use

                        card.Owner.UntilCalculateFixedCostEffect.Remove(getCardEffect);

                        #endregion
                    }
                }
            }
            #endregion

            #region ESS
            if (timing == EffectTiming.None)
            {
                bool Condition()
                {
                    if (CardEffectCommons.IsExistOnBattleArea(card))
                    {
                        if (CardEffectCommons.IsOwnerTurn(card))
                        {
                            return true;
                        }
                    }

                    return false;
                }

                bool PermanentCondition(Permanent permanent)
                {
                    if (CardEffectCommons.IsPermanentExistsOnOwnerBattleAreaDigimon(permanent, card))
                    {
                        return true;
                    }

                    return false;
                }

                cardEffects.Add(CardEffectFactory.ChangeDPStaticEffect(
                    permanentCondition: PermanentCondition,
                    changeValue: 1000,
                    isInheritedEffect: true,
                    card: card,
                    condition: Condition,
                    effectName: () => "Your Digimon gain DP +1000"));
            }
            #endregion

            return cardEffects;
        }
    }
}