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

// Tyrannomon
namespace DCGO.CardEffects.P
{
    public class P_202 : CEntity_Effect
    {
        public override List<ICardEffect> CardEffects(EffectTiming timing, CardSource card)
        {
            List<ICardEffect> cardEffects = new List<ICardEffect>();

            #region Alternative Digivolution Condition

            if (timing == EffectTiming.None)
            {
                bool PermanentCondition(Permanent targetPermanent)
                {
                    return targetPermanent.TopCard.IsLevel3 && targetPermanent.TopCard.HasDMTraits;
                }

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

            #endregion

            #region Training

            if (timing == EffectTiming.OnDeclaration)
            {
                cardEffects.Add(CardEffectFactory.TrainingEffect(card));
            }

            #endregion

            #region Your Turn - OPT

            if (timing == EffectTiming.BeforePayCost)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect("Digivolution Cost -1", CanUseCondition, card);
                activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, 1, false, EffectDiscription());
                activateClass.SetHashString("P_202_YT");
                cardEffects.Add(activateClass);

                string EffectDiscription()
                {
                    return "[Your Turn] [Once Per Turn] When any of your suspended Digimon would digivolve into a Digimon card with [Tyrannomon] in its name or the [Dinosaur] or [Ver.1] trait, reduce the digivolution cost by 1.";
                }

                bool CanUseCondition(Hashtable hashtable)
                {
                    if (CardEffectCommons.IsExistOnBattleArea(card))
                    {
                        if (CardEffectCommons.IsOwnerTurn(card))
                        {
                            if (CardEffectCommons.CanTriggerWhenPermanentWouldDigivolve(hashtable, PermanentCondition, CardCondition))
                            {
                                return true;
                            }
                        }
                    }

                    return false;
                }

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

                bool PermanentCondition(Permanent permanent)
                {
                    return CardEffectCommons.IsPermanentExistsOnOwnerBattleAreaDigimon(permanent, card)
                        && permanent.IsSuspended;
                }

                bool CardCondition(CardSource cardSource)
                {
                    return cardSource.IsDigimon &&
                           cardSource.ContainsCardName("Tyrannomon") || cardSource.EqualsTraits("Dinosaur") || cardSource.HasVer1Traits;
                }

                IEnumerator ActivateCoroutine(Hashtable _hashtable)
                {
                    #region Reduce Cost Setup

                    bool CanUseCondition1(Hashtable hashtable)
                    {
                        return true;
                    }

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

                        return Cost;
                    }

                    bool PermanentsCondition(List<Permanent> targetPermanents)
                    {
                        if (targetPermanents != null)
                        {
                            if (targetPermanents.Count(PermanentCondition) >= 1)
                            {
                                return true;
                            }
                        }

                        return false;
                    }

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

                    bool isUpDown()
                    {
                        return true;
                    }

                    #endregion

                    ContinuousController.instance.PlaySE(GManager.instance.GetComponent<Effects>().BuffSE);

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

                    yield return ContinuousController.instance.StartCoroutine(CardEffectCommons.ShowReducedCost(_hashtable));
                }
            }

            #endregion

            #region Piercing - ESS

            if (timing == EffectTiming.OnDetermineDoSecurityCheck)
            {
                cardEffects.Add(CardEffectFactory.PierceSelfEffect(
                    isInheritedEffect: true,
                    card: card,
                    condition: null)
                );
            }

            #endregion

            return cardEffects;
        }
    }
}