78 lines
2.7 KiB
C#
78 lines
2.7 KiB
C#
using System.Collections;
|
||
using UnityEngine;
|
||
using UnityEngine.AddressableAssets;
|
||
using UnityEngine.ResourceManagement.AsyncOperations;
|
||
using UnityEngine.ResourceManagement.ResourceProviders;
|
||
using UnityEngine.SceneManagement;
|
||
using BaseGames.Core.Events;
|
||
|
||
namespace BaseGames.Core
|
||
{
|
||
/// <summary>
|
||
/// Addressables 场景加载器（Phase 0 骨架）。
|
||
/// 监听 EVT_SceneLoadRequest，Additive 加载指定场景，完成后发布 EVT_SceneLoaded。
|
||
/// Phase 1 完整实现由 SceneService 包装调用。
|
||
/// </summary>
|
||
[DefaultExecutionOrder(-950)]
|
||
public class SceneLoader : MonoBehaviour
|
||
{
|
||
[Header("Event Channels - Listen")]
|
||
[SerializeField] private SceneLoadRequestEventChannelSO _onSceneLoadRequest;
|
||
|
||
[Header("Event Channels - Raise")]
|
||
[SerializeField] private StringEventChannelSO _onSceneLoaded;
|
||
|
||
private string _currentRoomScene;
|
||
private AsyncOperationHandle<SceneInstance> _currentHandle;
|
||
|
||
private void OnEnable()
|
||
{
|
||
if (_onSceneLoadRequest != null)
|
||
_onSceneLoadRequest.OnEventRaised += HandleRequest;
|
||
}
|
||
|
||
private void OnDisable()
|
||
{
|
||
if (_onSceneLoadRequest != null)
|
||
_onSceneLoadRequest.OnEventRaised -= HandleRequest;
|
||
}
|
||
|
||
private void HandleRequest(SceneLoadRequest request)
|
||
=> StartCoroutine(LoadSceneCoroutine(request));
|
||
|
||
private IEnumerator LoadSceneCoroutine(SceneLoadRequest request)
|
||
{
|
||
// 卸载旧场景
|
||
if (!string.IsNullOrEmpty(_currentRoomScene) && _currentHandle.IsValid())
|
||
{
|
||
var unloadOp = Addressables.UnloadSceneAsync(_currentHandle);
|
||
yield return unloadOp;
|
||
}
|
||
|
||
// 加载新场景（Additive）
|
||
var loadOp = Addressables.LoadSceneAsync(request.SceneName, LoadSceneMode.Additive);
|
||
yield return loadOp;
|
||
|
||
if (loadOp.Status == AsyncOperationStatus.Succeeded)
|
||
{
|
||
_currentHandle = loadOp;
|
||
_currentRoomScene = request.SceneName;
|
||
_onSceneLoaded?.Raise(request.SceneName);
|
||
}
|
||
else
|
||
{
|
||
Debug.LogError($"[SceneLoader] 加载场景失败：{request.SceneName}");
|
||
}
|
||
}
|
||
|
||
/// <summary>手动卸载当前房间场景（供 SceneService 调用）。</summary>
|
||
public IEnumerator UnloadCurrentCoroutine()
|
||
{
|
||
if (!_currentHandle.IsValid()) yield break;
|
||
var unloadOp = Addressables.UnloadSceneAsync(_currentHandle);
|
||
yield return unloadOp;
|
||
_currentRoomScene = null;
|
||
}
|
||
}
|
||
}
|