chore: initial commit

Assets/Scripts/Core/Events/EventChannelRegistry.cs

@@ -0,0 +1,54 @@
+using System.Collections.Generic;
+using UnityEngine;
+
+namespace BaseGames.Core.Events
+{
+    /// <summary>
+    /// 运行时事件频道注册表。
+    /// 在 Persistent 场景 Awake 时由 EventChannelRegistrar 注册所有频道 SO，
+    /// 供不能持有 [SerializeField] 的动态对象（CharmEffect SO 等）按类型名查找频道。
+    /// </summary>
+    public class EventChannelRegistry : MonoBehaviour, IEventChannelRegistry
+    {
+        public static EventChannelRegistry Instance { get; private set; }
+
+        private readonly Dictionary<string, ScriptableObject> _channels = new();
+
+        private void Awake()
+        {
+            if (Instance != null && Instance != this)
+            {
+                Destroy(gameObject);
+                return;
+            }
+            Instance = this;
+            DontDestroyOnLoad(gameObject);
+        }
+
+        /// <summary>由 EventChannelRegistrar 在场景初始化时批量注册频道 SO。</summary>
+        public void Register(string key, ScriptableObject channel)
+            => _channels[key] = channel;
+
+        /// <summary>
+        /// 按 key 查找频道。key = SO 资产文件名（不含扩展名），如 "EVT_HitConfirmed"。
+        /// </summary>
+        public T Get<T>(string key) where T : ScriptableObject
+        {
+            if (_channels.TryGetValue(key, out var ch) && ch is T typed) return typed;
+            Debug.LogError($"[EventChannelRegistry] Key '{key}' not found or wrong type ({typeof(T).Name}).");
+            return null;
+        }
+
+        /// <summary>尝试获取频道，不报错。</summary>
+        public bool TryGet<T>(string key, out T channel) where T : ScriptableObject
+        {
+            if (_channels.TryGetValue(key, out var ch) && ch is T typed)
+            {
+                channel = typed;
+                return true;
+            }
+            channel = null;
+            return false;
+        }
+    }
+}