/// <summary>
/// 上传一个srt文件
/// </summary>
/// <param name="userId"></param>
/// <param name="fileName"></param>
/// <param name="context"></param>
/// <param name="ismerge">是否合并弹幕</param>
/// <returns></returns>
public SrtFile UploadSrtFile(int userId, string fileName, byte[] context, bool ismerge = true)
{
var saveFile = Path.Combine("upfiles/", userId + "_" + fileName);
File.WriteAllBytes(saveFile, context);
var fileBattuate = new SrtManager().LoadBattuteByFile(saveFile);
// 因为本地文件的srt与原始的不一样了，这里要做一下转换
var jsonObj = new SrtJsonFile();
jsonObj.Battutas = ConverSrtToSubtitles(fileBattuate);
jsonObj.FileName = fileName;
jsonObj.Version = 1;
var jsonSaveFile = Path.Combine("jsonfiles/", userId + "_" + fileName + ".json");
File.WriteAllText(jsonSaveFile, JsonConvert.SerializeObject(jsonObj, Formatting.Indented));
var srtItem = new SrtFile()
{
UserId = userId,
LastUpdate = DateTime.Now,
UploadTime = DateTime.Now,
SourceLocalFileName = saveFile,
SrtFileName = fileName,
JsonSrtFileName = jsonSaveFile
};
using (var db = DbSet.GetDb())
{
db.Insert(srtItem);
}
return(srtItem);
}
/// <summary>
/// 上传一个vtt文件
/// </summary>
/// <param name="userId"></param>
/// <param name="fileName"></param>
/// <param name="context"></param>
/// <param name="ismerge">是否合并弹幕</param>
/// <returns></returns>
public SrtFile UploadVttFile(int userId, string fileName, byte[] context, bool ismerge = true)
{
var saveFile = Path.Combine("upfiles/", userId + "_" + fileName);
File.WriteAllBytes(saveFile, context);
// 加载vtt文件
var vtt = VTTHelper.GetVTTFromFile(saveFile);
var jsonObj = new SrtJsonFile();
if (ismerge)
{
vtt = VvtRebuild.Rebuild(vtt);
}
jsonObj.Battutas = ConverVttToSubtitles(vtt.Lines);
jsonObj.FileName = fileName;
jsonObj.Version = 1;
var jsonSaveFile = Path.Combine("jsonfiles/", userId + "_" + fileName + ".json");
File.WriteAllText(jsonSaveFile, JsonConvert.SerializeObject(jsonObj, Formatting.Indented));
var srtItem = new SrtFile()
{
UserId = userId,
LastUpdate = DateTime.Now,
UploadTime = DateTime.Now,
SourceLocalFileName = saveFile,
SrtFileName = fileName,
JsonSrtFileName = jsonSaveFile
};
using (var db = DbSet.GetDb())
{
db.Insert(srtItem);
}
return(srtItem);
}
/// <summary>
/// 延迟保存文件内容
/// </summary>
/// <param name="fileName"></param>
/// <param name="content"></param>
void DelaySaveFile(SrtFile srtFile, SrtJsonFile jsonObj)
{
lock (delaySaveFileMap)
{
delaySaveFileMap[srtFile.JsonSrtFileName] = jsonObj;
}
if (isSaveing)
{
return;
}
isSaveing = true;
ThreadPool.QueueUserWorkItem(o =>
{
// 延迟1分钟后统一做一次数据保存
Thread.Sleep(1000 * 60); // 你没看错，我就是这么牛，这么写延迟保存
try
{
lock (delaySaveFileMap)
{
foreach (var item in delaySaveFileMap)
{
File.WriteAllText(item.Key, JsonConvert.SerializeObject(item.Value));
Console.WriteLine($"save file:{item.Key}");
}
delaySaveFileMap.Clear();
}
}
catch (Exception ex)
{
Console.WriteLine(ex);
}
isSaveing = false;
});
}
