using UnityEditor;
using UnityEngine;
using UnityEngine.SceneManagement;

namespace AppUI
{
    [InitializeOnLoad]
    static class GameViewOrientationEditorHook
    {
        const string MenuPath = "Tools/编辑器 Game 视图横竖屏 (1170×2532)";

        static GameViewOrientationEditorHook()
        {
            EditorApplication.playModeStateChanged += OnPlayModeStateChanged;
            SceneManager.sceneLoaded += OnSceneLoaded;
        }

        static void OnPlayModeStateChanged(PlayModeStateChange state)
        {
            if (!ScreenOrientationEditorSettings.IsEnabled)
                return;

            switch (state)
            {
                case PlayModeStateChange.ExitingEditMode:
                    // 进入 Play 前记录当前 Game 视图（下拉项 + 视口宽高）
                    GameViewSizeHelper.CapturePrePlaySnapshot();
                    break;
                case PlayModeStateChange.EnteredPlayMode:
                    GameViewSizeHelper.ScheduleEnforce(
                        GameViewSizeHelper.PortraitWidth,
                        GameViewSizeHelper.PortraitHeight,
                        60);
                    break;
                case PlayModeStateChange.EnteredEditMode:
                    // 停止 Play 后恢复进入 Play 前的视图，而非固定 1170×2532
                    GameViewSizeHelper.RestorePrePlaySnapshot();
                    break;
            }
        }

        static void OnSceneLoaded(Scene scene, LoadSceneMode mode)
        {
            if (!EditorApplication.isPlaying || !ScreenOrientationEditorSettings.IsEnabled)
                return;

            if (scene.name == "Home")
            {
                GameViewSizeHelper.ScheduleEnforce(
                    GameViewSizeHelper.LandscapeWidth,
                    GameViewSizeHelper.LandscapeHeight,
                    90);
            }
            else if (scene.name == "Entry" || scene.name == "Login")
            {
                GameViewSizeHelper.ScheduleEnforce(
                    GameViewSizeHelper.PortraitWidth,
                    GameViewSizeHelper.PortraitHeight,
                    60);
            }
        }

        [MenuItem(MenuPath, false, 100)]
        static void ToggleAutoOrientation()
        {
            ScreenOrientationEditorSettings.IsEnabled = !ScreenOrientationEditorSettings.IsEnabled;
            Debug.Log(
                $"[AppUI] 编辑器 Game 视图自动横竖屏: " +
                $"{(ScreenOrientationEditorSettings.IsEnabled ? "开" : "关")}");
        }

        [MenuItem(MenuPath, true)]
        static bool ToggleAutoOrientationValidate()
        {
            Menu.SetChecked(MenuPath, ScreenOrientationEditorSettings.IsEnabled);
            return true;
        }
    }
}