using System;
using System.Collections.Generic;
using System.Linq;
using Continentis.MainGame.Card;
using SLSUtilities.General;
using UnityEngine;

namespace Continentis.MainGame.Character
{
    public partial class RecordSubmodule : SubmoduleBase<CharacterBase>
    {
        public int currentRound;
        public int currentAction;
        public List<ActionRecord> actionRecords;

        /// <summary>
        /// 记录角色本回合被攻击的次数（含闪避）。
        /// 每次 onGetAttacked 触发时自增，每次 DispatchRoundStart 时归零。
        /// 可被卡牌（如"不屈"）用于判断"本回合是否被攻击过"。
        /// </summary>
        public int attacksReceivedThisRound;

        public RecordSubmodule(CharacterBase owner) : base(owner)
        {
            actionRecords = new List<ActionRecord>();

            // 自动挂钩：每次被攻击时计数
            owner.eventSubmodule.onGetAttacked.InsertByPriority(
                "RecordSubmodule_AttackCount",
                new PrioritizedAction<CharacterBase, AttackResult>((attacker, result) =>
                {
                    attacksReceivedThisRound++;
                }));

            // 自动挂钩：回合开始时重计
            owner.eventSubmodule.onRoundStart.InsertByPriority(
                "RecordSubmodule_ResetAttackCount",
                new PrioritizedAction(() =>
                {
                    attacksReceivedThisRound = 0;
                }));
        }

        public void SetAction(int round, int actionIndex)
        {
            currentRound = round;
            currentAction = actionIndex;
            actionRecords.Add(new ActionRecord(round, actionIndex, new List<CardInstance>()));
        }

        /// <summary>
        /// 返回本回合是否已被攻击过至少一次。
        /// </summary>
        public bool WasAttackedThisRound => attacksReceivedThisRound > 0;
    }

    public partial class RecordSubmodule
    {
        public void RecordCardPlay(CardInstance card)
        {
            if (actionRecords.Count == 0)
            {
                Debug.LogWarning("No action record to add card play to.");
                return;
            }
            ActionRecord currentRecord = actionRecords[actionRecords.Count - 1];
            currentRecord.cardsPlayed.Add(card);
            Debug.Log($"在回合 {currentRecord.round} 行动 {currentRecord.actionIndex} 中记录了卡牌 {card.contentSubmodule.cardName} 的使用。");
        }
    }
    
    public partial class RecordSubmodule
    {
        public ActionRecord GetRecord(int round, int actionIndex)
        {
            return actionRecords.FirstOrDefault(record => record.round == round && record.actionIndex == actionIndex);
        }
        
        public List<ActionRecord> GetLastActionsRecords(int count)
        {
            return actionRecords.Skip(Mathf.Max(0, actionRecords.Count - count)).ToList();
        }
        
        public List<ActionRecord> GetLastRoundsRecords(int roundCount)
        {
            int minRound = Mathf.Max(0, currentRound - roundCount + 1);
            return actionRecords.Where(record => record.round >= minRound).ToList();
        }
    }

    [Serializable]
    public class ActionRecord
    {
        public int round;
        public int actionIndex;
        public List<CardInstance> cardsPlayed;
        
        public ActionRecord(int round, int actionIndex, List<CardInstance> cardsPlayed)
        {
            this.round = round;
            this.actionIndex = actionIndex;
            this.cardsPlayed = cardsPlayed;
        }
    }
}