namespace ACBuildService;

public class FileUtil
{
    public static readonly string BaseRootPath = $"{AppContext.BaseDirectory}wwwroot/";

    public static string GetFileSizeTitle(long length)
    {
        if (length < 1024)
        {
            return length + "B";
        }

        length /= 1024;

        if (length < 1024)
        {
            return (length * 100 / 100) + "KB";
        }

        length /= 1024;
        if (length < 1024)
        {
            return (length * 100 / 100.0f) + "MB";
        }

        return ((length / 1024 * 100) / 100.0f) + "GB";
    }

    /// <summary>
    /// 获得文件夹下所有的文件（类库调用）
    /// </summary>
    /// <param name="dir"></param>
    /// <returns></returns>
    public static FileInfo[] GetAllFileInfo(DirectoryInfo dir)
    {
        return dir.GetFiles(".", SearchOption.AllDirectories);
    }

    public static string GetVideoPath(string fileName)
    {
        return Path.Combine(BaseRootPath, fileName);
    }
}