using UnityEngine;


public static class BattleDebug
{
#if UNITY_EDITOR
	// 每次 Editor 进入 PlayMode 会重置这个 static，初次调用时清空旧文件
	private static bool _logFileInitialized = false;
	private static string _logFilePath;

	private static void EnsureLogFile()
	{
		if (_logFileInitialized) return;
		_logFileInitialized = true;
		try
		{
			string dir = Application.dataPath + "/../BattleReport";
			if (!System.IO.Directory.Exists(dir))
				System.IO.Directory.CreateDirectory(dir);
			_logFilePath = dir + "/BattleDebug.log";
			// 每次启动 PlayMode 清空文件，避免跨次污染
			System.IO.File.WriteAllText(_logFilePath, $"=== BattleDebug log opened at {System.DateTime.Now:HH:mm:ss.fff} ===\n");
		}
		catch (System.Exception e)
		{
			Debug.LogWarning("BattleDebug 打开日志文件失败：" + e.Message);
			_logFilePath = null;
		}
	}

	private static void WriteToFile(string line)
	{
		EnsureLogFile();
		if (string.IsNullOrEmpty(_logFilePath)) return;
		try
		{
			System.IO.File.AppendAllText(_logFilePath,
				$"[{Time.frameCount} {Time.realtimeSinceStartup:F3}] " + line + "\n");
		}
		catch { /* 忽略文件写入异常，别影响逻辑 */ }
	}
#endif

	public static void LogError(string _logMessage)
	{
#if UNITY_EDITOR
		if (Launch.Instance != null && Launch.Instance.isOpenBattleDebug)
		{
			Debug.LogWarning("BattleLog: " + _logMessage);
			if (Launch.Instance.isOpenBattleDebugLogFile)
				WriteToFile(_logMessage);
		}
#endif
	}
}