using UnityEditor;
using UnityEngine;
using UnityEngine.SceneManagement;

[InitializeOnLoad]
public class EditPlay : MonoBehaviour
{
    static string sceneName;

    static EditPlay()
    {
        // 从 EditorPrefs 读取存储的选项，如果不存在则设置默认值为 "Entry"
        sceneName = EditorPrefs.GetString("EditPlay_SceneName", "Entry");

        // 使用 delayCall 来在编辑器启动后刷新菜单项状态
        EditorApplication.delayCall += () =>
        {
            RefreshMenuChecked();
            Debug.Log("编辑器启动时已刷新菜单项状态");
        };

        // 自动加载场景（仅在编辑器进入播放模式时有效）
        EditorApplication.playModeStateChanged += OnPlayModeStateChanged;
    }

    private static void OnPlayModeStateChanged(PlayModeStateChange state)
    {
        if (state == PlayModeStateChange.EnteredPlayMode)
        {
            // 在进入播放模式时加载指定场景
            if (sceneName == "Entry" && SceneManager.GetActiveScene().name != "Entry")
            {
                Debug.Log("加载 Entry 场景");
                SceneManager.LoadScene("Entry");
            }
            else if (sceneName == "Current")
            {
                Debug.Log("保持当前场景");
            }
        }
    }

    [MenuItem("播放场景/当前场景")]
    static void playCurrentScene()
    {
        Debug.Log("切换成 Current 场景！");
        sceneName = "Current";
        EditorPrefs.SetString("EditPlay_SceneName", sceneName);
        RefreshMenuChecked();
    }

    [MenuItem("播放场景/Entry场景")]
    static void playEntryScene()
    {
        Debug.Log("切换成 Entry 场景！");
        sceneName = "Entry";
        EditorPrefs.SetString("EditPlay_SceneName", sceneName);
        RefreshMenuChecked();
    }

    static void RefreshMenuChecked()
    {
        Menu.SetChecked("播放场景/当前场景", sceneName == "Current");
        Menu.SetChecked("播放场景/Entry场景", sceneName == "Entry");
    }
}