/// <summary>
/// 复制媒体信息
/// </summary>
/// <returns>复制成功/失败</returns>
protected async Task <bool> CopyMedia(CrawlStatistics single)
{
if (single == null)
{
return(false);
}
//找文件
var sourcePath = single.MediaType == MediaTypeEnum.image ?
Directory.GetFiles(ImagePath, $"*{single.UrlMd5}*", SearchOption.TopDirectoryOnly).FirstOrDefault()
: Directory.GetFiles(VideoPath, $"*{single.UrlMd5}*", SearchOption.TopDirectoryOnly).FirstOrDefault();
if (!File.Exists(sourcePath))
{
return(false);
}
if (sourcePath.Contains(RootPath))
{
//重复文件跳过下载
_logger.Log(LogLevel.Info, $"相同文件，跳过复制：{single.UrlMd5}");
return(true);
}
//复制
FileHelper.CopyFile(sourcePath, sourcePath, true);
_logger.Log(LogLevel.Info, $"成功复制历史文件，跳过下载：{single.UrlMd5}");
await single.UpdateSuccess(DownloadStatusEnum.Skip);
return(true);
}
/// <summary>
/// 是否与历史重复
/// </summary>
/// <param name="single"></param>
/// <returns></returns>
protected async Task <bool> HasHistorySame(CrawlStatistics single)
{
var same = await single.FindHistorySameByMd5();
if (same == null)
{
return(false);
}
_logger.Log(LogLevel.Info, $"有历史重复文件，跳过下载：{single.UrlMd5}");
await single.UpdateSuccess(DownloadStatusEnum.Skip);
return(true);
}