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

// Dan Yuki
namespace DCGO.CardEffects.BT25
{
    public class BT25_086 : CEntity_Effect
    {
        public override List<ICardEffect> CardEffects(EffectTiming timing, CardSource card)
        {
            List<ICardEffect> cardEffects = new List<ICardEffect>();

            #region Start of Your Main Phase

            if (timing == EffectTiming.OnStartMainPhase)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect("Memory +1", CanUseCondition, card);
                activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, -1, false, EffectDescription());
                cardEffects.Add(activateClass);

                string EffectDescription() => "[Start of Your Main Phase] If you have 4 or less memory, gain 1 memory.";

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

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

                IEnumerator ActivateCoroutine(Hashtable _hashtable)
                {
                    if (card.Owner.CanAddMemory(activateClass) && card.Owner.MemoryForPlayer <= 4)
                        yield return ContinuousController.instance.StartCoroutine(card.Owner.AddMemory(1, activateClass));
                }
            }

            #endregion

            #region End of Your Turn

            if (timing == EffectTiming.OnEndTurn)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect("By suspend this tamer, 1 [TS] digimon gains +1k DP for each opponent memory, then it may attack", CanUseCondition, card);
                activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, -1, true, EffectDescription());
                cardEffects.Add(activateClass);

                string EffectDescription() => "[End of Your Turn] By suspending this Tamer, 1 of your [TS] trait Digimon gains +1000 DP for the turn for each memory your opponent has. Then, it may attack.";

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

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

                bool CanSelectPermanentCondition(Permanent permanent)
                {
                    return CardEffectCommons.IsPermanentExistsOnOwnerBattleAreaDigimon(permanent, card)
                        && permanent.TopCard.HasTSTraits;
                }

                IEnumerator ActivateCoroutine(Hashtable _hashtable)
                {
                    yield return ContinuousController.instance.StartCoroutine(CardEffectCommons.SuspendPeremanentAndProcessAccordingToResult(
                        targetPermanents: new List<Permanent>() { card.PermanentOfThisCard() },
                        activateClass: activateClass,
                        successProcess: SuccessProcess,
                        failureProcess: null));

                    IEnumerator SuccessProcess(List<Permanent> _permanents)
                    {
                        Permanent selectedPermanent = null;

                        #region Select [TS] Digimon to gain DP & may attack

                        SelectPermanentEffect selectPermanentEffect = GManager.instance.GetComponent<SelectPermanentEffect>();
                        int maxCount = Math.Min(1, CardEffectCommons.MatchConditionPermanentCount(CanSelectPermanentCondition));

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

                        IEnumerator SelectPermanentCoroutine(Permanent permanent)
                        {
                            selectedPermanent = permanent;
                            yield return null;
                        }

                        selectPermanentEffect.SetUpCustomMessage($"Select 1 Digimon that will gain DP.", "The opponent is selecting 1 Digimon that will gain DP.");
                        yield return ContinuousController.instance.StartCoroutine(selectPermanentEffect.Activate());

                        #endregion

                        if (selectedPermanent != null)
                        {
                            #region Gain DP
                            int dpGain = Math.Max(0, card.Owner.Enemy.MemoryForPlayer * 1000);
                            yield return ContinuousController.instance.StartCoroutine(CardEffectCommons.ChangeDigimonDP(
                                targetPermanent: selectedPermanent,
                                changeValue: dpGain,
                                effectDuration: EffectDuration.UntilEachTurnEnd,
                                activateClass: activateClass));
                            #endregion

                            #region May attack
                            if (selectedPermanent.CanAttack(activateClass))
                            {
                                SelectAttackEffect selectAttackEffect = GManager.instance.GetComponent<SelectAttackEffect>();

                                selectAttackEffect.SetUp(
                                    attacker: selectedPermanent,
                                    canAttackPlayerCondition: () => true,
                                    defenderCondition: _ => true,
                                    cardEffect: activateClass);

                                yield return ContinuousController.instance.StartCoroutine(selectAttackEffect.Activate());
                            }
                            #endregion
                        }
                    }
                }
            }

            #endregion

            #region Security

            if (timing == EffectTiming.SecuritySkill)
            {
                cardEffects.Add(CardEffectFactory.PlaySelfTamerSecurityEffect(card));
            }

            #endregion

            return cardEffects;
        }
    }
}