DCGO/Assets/Scripts/CardEffect/BT18/Green/BT18_004.cs

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

namespace DCGO.CardEffects.BT18
{
    public class BT18_004 : CEntity_Effect
    {
        public override List<ICardEffect> CardEffects(EffectTiming timing, CardSource card)
        {
            List<ICardEffect> cardEffects = new List<ICardEffect>();

            if (timing == EffectTiming.OnStartMainPhase)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect("Place 1 [Royal Base] trait Digimon face up as bottom security, add top security to hand", CanUseCondition, card);
                activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, -1, true, EffectDiscription());
                activateClass.SetIsInheritedEffect(true);
                cardEffects.Add(activateClass);

                string EffectDiscription()
                {
                    return "[Start of Your Main Phase] By placing 1 Digimon card with the [Royal Base] trait in your hand face up as your bottom security card, add your top security card to the hand.";
                }

                bool IsRoyalBaseDigimon(CardSource card)
                {
                    return card.IsDigimon &&
                           card.EqualsTraits("Royal Base");
                }

                bool CanUseCondition(Hashtable hashtable)
                {
                    return CardEffectCommons.IsOwnerTurn(card) &&
                           CardEffectCommons.IsExistOnBattleAreaDigimon(card);
                }

                bool CanActivateCondition(Hashtable hashtable)
                {
                    return CardEffectCommons.IsExistOnBattleAreaDigimon(card)
                        && CardEffectCommons.HasMatchConditionOwnersHand(card,IsRoyalBaseDigimon)
                        && card.Owner.CanAddSecurity(activateClass);
                }

                IEnumerator ActivateCoroutine(Hashtable hashtable)
                {
                    bool cardAdded = false;

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

                    selectHandEffect.SetUp(
                        selectPlayer: card.Owner,
                        canTargetCondition: IsRoyalBaseDigimon,
                        canTargetCondition_ByPreSelecetedList: null,
                        canEndSelectCondition: null,
                        maxCount: 1,
                        canNoSelect: true,
                        canEndNotMax: false,
                        isShowOpponent: true,
                        selectCardCoroutine: CardSelected,
                        afterSelectCardCoroutine: null,
                        mode: SelectHandEffect.Mode.PutSecurityBottom,
                        cardEffect: activateClass);

                    selectHandEffect.SetIsFaceup();

                    yield return StartCoroutine(selectHandEffect.Activate());

                    IEnumerator CardSelected(CardSource cardSource)
                    {
                        if (cardSource != null)
                            cardAdded = true;

                        yield return null;
                    }

                    if (cardAdded)
                    {
                        CardSource topCard = card.Owner.SecurityCards[0];

                        yield return ContinuousController.instance.StartCoroutine(CardObjectController.AddHandCards(new List<CardSource>() { topCard }, false, activateClass));

                        yield return ContinuousController.instance.StartCoroutine(new IReduceSecurity(
                            player: card.Owner,
                            refSkillInfos: ref ContinuousController.instance.nullSkillInfos,
                            activateClass).ReduceSecurity());

                    }
                }
            }

            return cardEffects;
        }
    }
}