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

namespace DCGO.CardEffects.ST19
{
    public class ST19_15 : CEntity_Effect
    {
        public override List<ICardEffect> CardEffects(EffectTiming timing, CardSource card)
        {
            List<ICardEffect> cardEffects = new List<ICardEffect>();

            #region Main Effect

            if (timing == EffectTiming.OptionSkill)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect(card.BaseENGCardNameFromEntity, CanUseCondition, card);
                activateClass.SetUpActivateClass(null, ActivateCoroutine, -1, false, EffectDescription());
                cardEffects.Add(activateClass);

                string EffectDescription()
                {
                    return
                        "[Main] 1 of your opponent's Digimon gets -6000 DP for the turn. If there are 3 or more Digimon, increase the DP reduction of this effect by -6000.";
                }

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

                bool CanSelectPermanentCondition(Permanent permanent)
                {
                    return CardEffectCommons.IsPermanentExistsOnOpponentBattleAreaDigimon(permanent, card);
                }

                int GetDPReduceValue()
                {
                    int reduceValue = -6000;

                    if (card.Owner.GetBattleAreaDigimons().Count + card.Owner.Enemy.GetBattleAreaDigimons().Count >= 3)
                        reduceValue += -6000;

                    return reduceValue;
                }

                IEnumerator ActivateCoroutine(Hashtable hashtable)
                {
                    if (CardEffectCommons.HasMatchConditionPermanent(CanSelectPermanentCondition))
                    {
                        SelectPermanentEffect selectPermanentEffect = GManager.instance.GetComponent<SelectPermanentEffect>();

                        selectPermanentEffect.SetUp(
                            selectPlayer: card.Owner,
                            canTargetCondition: CanSelectPermanentCondition,
                            canTargetCondition_ByPreSelecetedList: null,
                            canEndSelectCondition: null,
                            maxCount: 1,
                            canNoSelect: false,
                            canEndNotMax: false,
                            selectPermanentCoroutine: SelectPermanentCoroutine,
                            afterSelectPermanentCoroutine: null,
                            mode: SelectPermanentEffect.Mode.Custom,
                            cardEffect: activateClass);

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

                        IEnumerator SelectPermanentCoroutine(Permanent permanent)
                        {
                            yield return ContinuousController.instance.StartCoroutine(CardEffectCommons.ChangeDigimonDP(
                                targetPermanent: permanent,
                                changeValue: GetDPReduceValue(),
                                effectDuration: EffectDuration.UntilEachTurnEnd,
                                activateClass: activateClass));
                        }
                    }
                }
            }

            #endregion

            #region Security Effect

            if (timing == EffectTiming.SecuritySkill)
            {
                CardEffectCommons.AddActivateMainOptionSecurityEffect(card: card, cardEffects: ref cardEffects,
                    effectName:
                    $"1 of your opponent's Digimon gets -6000 DP for the turn. If there are 3 or more Digimon, increase the DP reduction of this effect by -6000.");
            }

            #endregion

            return cardEffects;
        }
    }
}