using Cielonos.MainGame.Characters;
using SLSUtilities.General;
using UnityEngine;

namespace Cielonos.MainGame
{
    public partial class RunManager
    {
        /// <summary>
        /// 记录一局 Run 的统计数据。
        /// 这里只维护计数和计时，不决定节点完成、奖励发放或结算 UI。
        /// </summary>
        public class RunProgressSubmodule : SubmoduleBase<RunManager>
        {
            private const string RunManagerHurtKey = "RunManager_HurtTracking";
            private const string RunManagerDeathKey = "RunManager_Death";

            public RunProgressSubmodule(RunManager owner) : base(owner)
            {
            }

            public void SubscribePlayerEvents()
            {
                if (MainGameManager.Player == null) return;

                CharacterBase.EventSubmodule playerEvents = MainGameManager.Player.eventSm;
                playerEvents.onHurt.InsertByPriority(RunManagerHurtKey, new PrioritizedAction<AttackAreaBase>(_ => OnPlayerHurt(), priority: 0));

                playerEvents.onDeath.InsertByPriority(RunManagerDeathKey, new PrioritizedAction(OnPlayerDeath, priority: 0));
            }

            public void UnsubscribePlayerEvents()
            {
                if (MainGameManager.Player == null) return;

                CharacterBase.EventSubmodule playerEvents = MainGameManager.Player.eventSm;
                playerEvents.onHurt.Remove(RunManagerHurtKey);
                playerEvents.onDeath.Remove(RunManagerDeathKey);
            }

            public void RecordEnemyDefeated(CharacterBase enemy)
            {
                if (owner.currentRun == null || enemy == null)
                {
                    return;
                }

                owner.currentRun.enemiesDefeated++;
            }

            public void TickElapsedTime()
            {
                if (owner.currentRun != null &&
                    owner.currentPhase != RunPhase.Idle &&
                    owner.currentPhase != RunPhase.Settlement)
                {
                    owner.currentRun.elapsedTime += Time.deltaTime;
                }
            }

            private void OnPlayerHurt()
            {
                if (owner.currentRun != null)
                {
                    owner.currentRun.hurtCount++;
                }
            }

            private void OnPlayerDeath()
            {
                if (owner.currentRun == null) return;

                owner.currentRun.isCompleted = false;
                Debug.Log("[RunManager] 玩家死亡，进入结算。");
                owner.phaseSm.TransitionToPhase(RunPhase.Settlement);
                owner.RaiseRunEnded(owner.currentRun);
            }
        }
    }
}