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

// Eater (Species Form)
namespace DCGO.CardEffects.BT22
{
    public class BT22_079 : CEntity_Effect
    {
        public override List<ICardEffect> CardEffects(EffectTiming timing, CardSource card)
        {
            List<ICardEffect> cardEffects = new List<ICardEffect>();

            #region Blocker

            if (timing == EffectTiming.None)
            {
                cardEffects.Add(CardEffectFactory.BlockerSelfStaticEffect(isInheritedEffect: false, card: card, condition: null));
            }

            #endregion

            #region On Play

            if (timing == EffectTiming.OnEnterFieldAnyone)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect("Draw 1", CanUseCondition, card);
                activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, -1, false, EffectDiscription());
                cardEffects.Add(activateClass);

                string EffectDiscription()
                {
                    return "[On Play] <Draw 1> (Draw 1 card from your deck).";
                }

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

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

                IEnumerator ActivateCoroutine(Hashtable hashtable)
                {
                    yield return ContinuousController.instance.StartCoroutine(new DrawClass(card.Owner, 1, activateClass).Draw());
                }
            }

            #endregion

            #region ESS

            #region Reduce Cost Effect

            ActivateClass activateClass2 = new ActivateClass();
            activateClass2.SetUpICardEffect("Reduce play cost", CanUseCondition2, card);
            activateClass2.SetUpActivateClass(CanActivateCondition2, ActivateCoroutine2, 1, true, EffectDiscription2());
            activateClass2.SetHashString("Reduce_BT22_079");
            activateClass2.SetIsInheritedEffect(true);

            string EffectDiscription2()
            {
                return "[Breeding] [Your Turn] [Once Per Turn] When any of your Digimon cards with the [Eater] trait would be played, you may reduce the play costs by 1.";
            }

            bool CardCondition(CardSource cardSource)
            {
                if (cardSource.Owner == card.Owner)
                {
                    if (cardSource.IsDigimon)
                    {
                        if (cardSource.HasEaterTraits)
                        {
                            return true;
                        }
                    }
                }

                return false;
            }

            bool CanUseCondition2(Hashtable hashtable)
            {
                if (CardEffectCommons.IsExistOnBreedingArea(card))
                {
                    if (CardEffectCommons.IsOwnerTurn(card))
                    {
                        if (CardEffectCommons.CanTriggerWhenPermanentWouldPlay(hashtable, CardCondition))
                        {
                            return true;
                        }
                    }
                }

                return false;
            }

            bool CanActivateCondition2(Hashtable hashtable)
            {
                if (CardEffectCommons.IsExistOnBreedingArea(card))
                {
                    PlayCardClass playCardClass = CardEffectCommons.GetPlayCardClassFromHashtable(hashtable);

                    if (playCardClass != null)
                    {
                        if (playCardClass.PayCost)
                        {
                            return true;
                        }
                    }
                }

                return false;
            }

            IEnumerator ActivateCoroutine2(Hashtable _hashtable)
            {
                if (CardEffectCommons.IsExistOnBreedingArea(card))
                {
                    ContinuousController.instance.PlaySE(GManager.instance.GetComponent<Effects>().BuffSE);

                    ChangeCostClass changeCostClass = new ChangeCostClass();
                    changeCostClass.SetUpICardEffect($"Play Cost -1", CanUseCondition1, card);
                    changeCostClass.SetUpChangeCostClass(changeCostFunc: ChangeCost, cardSourceCondition: CardSourceCondition, rootCondition: RootCondition, isUpDown: isUpDown, isCheckAvailability: () => false, isChangePayingCost: () => true);
                    card.Owner.UntilCalculateFixedCostEffect.Add((_timing) => changeCostClass);

                    yield return new WaitForSeconds(0.4f);
                    yield return ContinuousController.instance.StartCoroutine(CardEffectCommons.ShowReducedCost(_hashtable));

                    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 -= 1;
                                }
                            }
                        }

                        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)
                    {
                        CardSource Card = CardEffectCommons.GetCardFromHashtable(_hashtable);

                        if (Card != null)
                        {
                            if (cardSource == Card)
                            {
                                return true;
                            }
                        }

                        return false;
                    }

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

                    bool isUpDown()
                    {
                        return true;
                    }
                }
            }

            #endregion

            #region Before Pay Cost

            if (timing == EffectTiming.BeforePayCost)
            {
                cardEffects.Add(activateClass2);
            }

            #endregion

            #region Before Pay Cost (Not Shown)

            if (timing == EffectTiming.None)
            {
                ChangeCostClass changeCostClass = new ChangeCostClass();
                changeCostClass.SetUpICardEffect("Play Cost -1", CanUseCondition, card);
                changeCostClass.SetUpChangeCostClass(changeCostFunc: ChangeCost, cardSourceCondition: CardSourceCondition, rootCondition: RootCondition, isUpDown: isUpDown, isCheckAvailability: () => true, isChangePayingCost: () => true);
                changeCostClass.SetNotShowUI(true);
                cardEffects.Add(changeCostClass);

                bool CanUseCondition(Hashtable hashtable)
                {
                    if (!card.Owner.isYou && GManager.instance.IsAI)
                    {
                        return false;
                    }

                    if (CardEffectCommons.IsExistOnBreedingArea(card))
                    {
                        if (CardEffectCommons.IsOwnerTurn(card))
                        {
                            if (activateClass2 != null)
                            {
                                if (!card.cEntity_EffectController.isOverMaxCountPerTurn(activateClass2, activateClass2.MaxCountPerTurn))
                                {
                                    return true;
                                }
                            }
                        }
                    }

                    return false;
                }

                int ChangeCost(CardSource cardSource, int Cost, SelectCardEffect.Root root, List<Permanent> targetPermanents)
                {
                    if (CardSourceCondition(cardSource))
                    {
                        if (RootCondition(root))
                        {
                            if (PermanentsCondition(targetPermanents))
                            {
                                Cost -= 1;
                            }
                        }
                    }

                    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 (cardSource.IsDigimon)
                    {
                        if (cardSource.HasEaterTraits)
                        {
                            return true;
                        }
                    }

                    return false;
                }

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

                bool isUpDown()
                {
                    return true;
                }
            }

            #endregion

            #endregion

            return cardEffects;
        }
    }
}