142 lines
4.9 KiB
C#
142 lines
4.9 KiB
C#
using UnityEngine;
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using BaseGames.Core;
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using BaseGames.Core.Events;
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using BaseGames.Input;
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using BaseGames.Player;
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using BaseGames.Player.States;
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using BaseGames.Progression;
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namespace BaseGames.Support.AntiSoftlock
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{
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/// <summary>
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/// 防软锁系统（架构 16_SupportingModules §5）。
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/// 检测玩家长时间静止且无法移动的情况，提供逃脱选项。
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/// </summary>
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public class AntiSoftlockSystem : MonoBehaviour
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{
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[Header("配置")]
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[Tooltip("玩家静止超过此秒数后显示逃脱提示")]
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[SerializeField] private float _stuckThresholdSeconds = 30f;
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[Tooltip("移动速度低于此值视为静止")]
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[SerializeField] private float _minVelocityThreshold = 0.1f;
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[Header("逃脱路径列表（按优先级降序排列）")]
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[SerializeField] private RoomEscapeInfoSO[] _escapeOptions;
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[Header("事件频道")]
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[SerializeField] private SceneLoadRequestEventChannelSO _onSceneLoadRequest;
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[SerializeField] private VoidEventChannelSO _onShowEscapeUI;
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[SerializeField] private VoidEventChannelSO _onHideEscapeUI;
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/// <summary>
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/// 玩家生成事件频道（PlayerController.Start() 广播）。
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/// 替代 FindFirstObjectByType 的全场景扫描。
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/// </summary>
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[SerializeField] private TransformEventChannelSO _onPlayerSpawned;
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[Header("引用")]
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[SerializeField] private InputReaderSO _input;
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private PlayerController _player;
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private Rigidbody2D _playerRb;
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private float _stuckTimer;
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private bool _escapeUIVisible;
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private Vector2 _lastPos;
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private readonly BaseGames.Core.Events.CompositeDisposable _subs = new();
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private void OnEnable()
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{
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if (_onPlayerSpawned != null)
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_onPlayerSpawned.Subscribe(OnPlayerSpawned).AddTo(_subs);
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}
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private void OnDisable() => _subs.Clear();
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private void OnPlayerSpawned(Transform playerTransform)
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{
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if (playerTransform == null) return;
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_player = playerTransform.GetComponent<PlayerController>();
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_playerRb = playerTransform.GetComponent<Rigidbody2D>();
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_lastPos = playerTransform.position;
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_stuckTimer = 0f;
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}
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private void Update()
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{
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if (_player == null || !_player.Stats.IsAlive) return;
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Vector2 pos = _player.transform.position;
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float vel = _playerRb != null ? _playerRb.velocity.magnitude : Vector2.Distance(pos, _lastPos) / Time.deltaTime;
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if (vel > _minVelocityThreshold)
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{
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_stuckTimer = 0f;
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_lastPos = pos;
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if (_escapeUIVisible) HideEscapeUI();
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return;
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}
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_lastPos = pos;
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_stuckTimer += Time.deltaTime;
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if (_stuckTimer >= _stuckThresholdSeconds && !_escapeUIVisible)
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ShowEscapeUI();
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}
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private void ShowEscapeUI()
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{
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_escapeUIVisible = true;
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_onShowEscapeUI?.Raise();
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}
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private void HideEscapeUI()
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{
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_escapeUIVisible = false;
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_onHideEscapeUI?.Raise();
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}
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/// <summary>执行最优先的逃脱路径（由 UI 按钮调用）。</summary>
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public void ExecuteEscape()
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{
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var escape = ChooseBestEscape();
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HideEscapeUI();
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var sm = ServiceLocator.GetOrDefault<ISaveService>();
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string scene = string.IsNullOrEmpty(escape?.targetScene)
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? sm?.LastCheckpointScene
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: escape.targetScene;
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string spawn = string.IsNullOrEmpty(escape?.spawnId)
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? sm?.LastCheckpointSpawnId
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: escape.spawnId;
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_onSceneLoadRequest?.Raise(new SceneLoadRequest
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{
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SceneName = scene,
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EntryId = spawn,
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TransitionType = TransitionType.Scene,
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ShowLoadingScreen = true,
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IsRespawn = true,
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});
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}
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private RoomEscapeInfoSO ChooseBestEscape()
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{
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if (_escapeOptions == null || _escapeOptions.Length == 0) return null;
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RoomEscapeInfoSO best = null;
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int bestPriority = int.MinValue;
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foreach (var opt in _escapeOptions)
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{
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if (opt == null) continue;
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if (opt.requiredAbility != BaseGames.Player.AbilityType.None
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&& (_player?.Stats.HasAbility(opt.requiredAbility) == false)) continue;
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if (opt.priority > bestPriority)
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{
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bestPriority = opt.priority;
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best = opt;
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}
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}
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return best;
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}
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}
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}
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