using System.Collections.Generic;
using Continentis.MainGame.Character;
using UnityEngine;

namespace Continentis.MainGame.Card
{
    public abstract partial class CardCombatBuffBase : CardBuffBase
    {
        public CountSubmodule combatActionTimeSubmodule;
        public CountSubmodule combatRoundTimeSubmodule;
        public CardLogicBase sourceCard;
    }

    public partial class CardCombatBuffBase
    {
        /// <summary>
        ///     基类的泛型签名由此层密封并桥接到强类型版本，子类请实现
        ///     <see cref="OnBuffApply(out CardCombatBuffBase)" />。
        /// </summary>
        public sealed override bool OnBuffApply(out BuffBase<CardInstance> existingBuff)
        {
            var result = OnBuffApply(out var typed);
            existingBuff = typed;
            return result;
        }

        /// <summary>
        ///     Buff被尝试添加到卡牌时调用。
        ///     返回 true 表示这是全新 Buff；返回 false 表示已有同类 Buff 存在（通过 out 参数返回）。
        /// </summary>
        public abstract bool OnBuffApply(out CardCombatBuffBase existingBuff);

        public override void OnAfterFirstApply()
        {
        }

        public override void OnBuffRemove()
        {
            //attachedCard.combatBuffSubmodule.buffList.For(buff => buff.eventSubmodule.onOtherBuffRemoved.Invoke(this));
            attributeSubmodule?.RefreshAllModifiedAttributes();
        }

        public virtual void OnUsage()
        {
        }

        public virtual void OnRoundStart()
        {
        }

        public virtual void OnRoundEnd()
        {
        }

        public virtual void OnActionStart()
        {
        }

        public virtual void OnActionEnd()
        {
        }
    }

    public partial class CardCombatBuffBase
    {
        protected bool FindExistingSameBuff<T>(out T existingBuff) where T : CardBuffBase
        {
            var result = FindExistingSameBuffs(out List<T> existingBuffs, attachedCard.combatBuffSubmodule.buffList);
            existingBuff = result ? existingBuffs[0] : null;
            return result;
        }

        public override void Apply(CardInstance attachedCard, CharacterBase sourceCharacter = null)
        {
            Apply(attachedCard, sourceCharacter);
        }

        public void Apply(CardInstance attachedCard, CharacterBase sourceCharacter = null,
            CardLogicBase sourceCard = null)
        {
            this.attachedCard = attachedCard;
            this.sourceCharacter = sourceCharacter;
            this.sourceCard = sourceCard;

            if (OnBuffApply(out var existingBuff))
            {
                this.attachedCard.combatBuffSubmodule.buffList.Add(this);
                OnAfterFirstApply();
            }

            attributeSubmodule?.RefreshAllModifiedAttributes();
            attachedCard.contentSubmodule.dirtyMark = true;

            Debug.Log(this.attachedCard.contentSubmodule.interpretedFunctionText);
        }

        public override void Remove()
        {
            OnBuffRemove();
            attachedCard.combatBuffSubmodule.buffList.Remove(this);
            //attachedCard.combatBuffSubmodule.buffList.Exclude(this).For(buff => buff.eventSubmodule?.onOtherBuffRemoved.Invoke(this));
        }

        public override void UntriggerRemove()
        {
            attachedCard.combatBuffSubmodule.buffList.Remove(this);
        }
    }
}