using UnityEngine;
using UnityEditor;
using System.IO;

public static class ScreenshotToolEditor
{
    private const string PREF_KEY_LAST_PATH = "ScreenshotTool_LastPath";

    [MenuItem("Tools/截图/捕获当前屏幕 %#s")] // Ctrl/Cmd + Shift + S
    public static void CaptureScreenshot()
    {
        // 从 EditorPrefs 读取上次保存的路径
        string lastPath = EditorPrefs.GetString(PREF_KEY_LAST_PATH, Application.dataPath);

        // 弹出保存对话框
        string path = EditorUtility.SaveFilePanel(
            "选择截图保存位置",
            lastPath,          // 👈 打开上次使用的文件夹
            "Screenshot",
            "png"
        );

        if (string.IsNullOrEmpty(path))
        {
            Debug.Log("📸 截图已取消。");
            return;
        }

        // 保存路径下次复用
        string directory = Path.GetDirectoryName(path);
        EditorPrefs.SetString(PREF_KEY_LAST_PATH, directory);

        // 执行截图
        ScreenCapture.CaptureScreenshot(path, 1);
        Debug.Log($"✅ 截图已保存：{path}");
    }
}