80 lines
2.9 KiB
C#
80 lines
2.9 KiB
C#
using UnityEngine;
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using BaseGames.Core.Events;
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using BaseGames.Core.Save;
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namespace BaseGames.Core
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{
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/// <summary>
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/// 难度管理器（单例 MonoBehaviour）。
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/// 统一管理当前难度档位，并通过事件频道广播变化。
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/// 订阅者通过 <see cref="CurrentScaler"/> 获取具体缩放数值。
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/// </summary>
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[DefaultExecutionOrder(-900)]
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public class DifficultyManager : MonoBehaviour, ISaveable, IDifficultyService
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{
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[SerializeField] private DifficultyScalerSO[] _allScalers;
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[SerializeField] private DifficultyChangedEventChannel _onDifficultyChanged;
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public DifficultyLevel CurrentLevel { get; private set; } = DifficultyLevel.Normal;
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public DifficultyScalerSO CurrentScaler { get; private set; }
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private void Awake()
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{
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if (ServiceLocator.GetOrDefault<IDifficultyService>() != null) { Destroy(gameObject); return; }
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ServiceLocator.Register<IDifficultyService>(this);
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Apply(DifficultyLevel.Normal);
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ServiceLocator.GetOrDefault<ISaveableRegistry>()?.Register(this);
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}
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private void OnDestroy()
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{
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ServiceLocator.Unregister<IDifficultyService>(this);
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ServiceLocator.GetOrDefault<ISaveableRegistry>()?.Unregister(this);
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}
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/// <summary>
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/// 在游戏流程中切换难度。
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/// SteelSoul 模式一旦选定，中途无法降级。
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/// </summary>
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public void ChangeDifficulty(DifficultyLevel level)
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{
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if (CurrentLevel == DifficultyLevel.SteelSoul && level != DifficultyLevel.SteelSoul)
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{
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Debug.LogWarning("[DifficultyManager] SteelSoul 模式无法在游戏中途降级。");
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return;
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}
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Apply(level);
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}
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/// <summary>按档位查找对应的缩放器，未配置时返回 null。</summary>
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public DifficultyScalerSO GetScaler(DifficultyLevel level)
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{
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if (_allScalers == null) return null;
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foreach (var s in _allScalers)
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if (s != null && s.Level == level) return s;
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return null;
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}
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private void Apply(DifficultyLevel level)
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{
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CurrentLevel = level;
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CurrentScaler = GetScaler(level);
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_onDifficultyChanged?.Raise(CurrentLevel);
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}
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// ── ISaveable ────────────────────────────────────────────────────────
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public void OnSave(SaveData saveData)
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{
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if (saveData?.Meta != null)
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saveData.Meta.IsSteelSoul = CurrentLevel == DifficultyLevel.SteelSoul;
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}
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public void OnLoad(SaveData saveData)
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{
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if (saveData?.Meta != null && saveData.Meta.IsSteelSoul)
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Apply(DifficultyLevel.SteelSoul);
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}
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}
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}
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