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

// Gargomon
namespace DCGO.CardEffects.BT22
{
    public class BT22_046 : 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.HasCSTraits;
                }

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

            #endregion

            #region When Digivolving

            if (timing == EffectTiming.OnEnterFieldAnyone)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect("Play 1 [CS] Tamer", CanUseCondition, card);
                activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, -1, true, EffectDiscription());
                cardEffects.Add(activateClass);

                string EffectDiscription()
                {
                    return "[When Digivolving] If you have 1 or fewer Tamers, you may play 1 Tamer card with [CS] trait from your hand without paying the cost.";
                }

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

                bool CanActivateCondition(Hashtable hashtable)
                {
                    return CardEffectCommons.IsExistOnBattleAreaDigimon(card)
                        && CardEffectCommons.IsOwnerTurn(card)
                        && CardEffectCommons.HasMatchConditionOwnersHand(card, CanSelectTamer)
                        && card.Owner.GetBattleAreaPermanents().Filter(x => x.IsTamer).Count <= 1;
                }

                bool CanSelectTamer(CardSource cardSource)
                {
                    return cardSource.IsTamer
                        && cardSource.HasCSTraits
                        && CardEffectCommons.CanPlayAsNewPermanent(cardSource, false, activateClass);
                }

                IEnumerator ActivateCoroutine(Hashtable hashtable)
                {
                    if (CardEffectCommons.HasMatchConditionOwnersHand(card, CanSelectTamer))
                    {
                        CardSource selectedCard = null;
                        int maxCount = Math.Min(1, CardEffectCommons.MatchConditionOwnersCardCountInHand(card, CanSelectTamer));

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

                        selectHandEffect.SetUp(
                            selectPlayer: card.Owner,
                            canTargetCondition: CanSelectTamer,
                            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 StartCoroutine(selectHandEffect.Activate());

                        IEnumerator SelectCardCoroutine(CardSource cardSource)
                        {
                            selectedCard = cardSource;
                            yield return null;
                        }

                        if (selectedCard != null) yield return ContinuousController.instance.StartCoroutine(CardEffectCommons.PlayPermanentCards(cardSources: new List<CardSource>() { selectedCard }, activateClass: activateClass, payCost: false, isTapped: false, root: SelectCardEffect.Root.Hand, activateETB: true));
                    }
                }
            }

            #endregion

            #region ESS

            if (timing == EffectTiming.None)
            {
                bool Condition()
                {
                    return CardEffectCommons.IsExistOnBattleArea(card);
                }

                cardEffects.Add(CardEffectFactory.ChangeSelfDPStaticEffect(changeValue: 1000, isInheritedEffect: true, card: card, condition: Condition));
            }

            #endregion

            return cardEffects;
        }
    }
}