public Task <Result> GetFile(IASync async, string path)
{
if (async.UserToken != null)
{
var user = async.Token <UserInfo>();
if (!File.Exists(path))
{
throw new FileNotFoundException($"not Find file{path}");
}
var stream = File.Open(path, FileMode.Open, FileAccess.Read);
var key = ++user.Key;
if (user.FileGetDictionary.TryAdd(key, stream))
{
Console.WriteLine($"Get File {path}");
return(Task.FromResult <Result>(async.Res(key, stream.Length)));
}
else
{
stream.Dispose();
return(Task.FromResult <Result>(async.Res()));
}
}
return(Task.FromResult <Result>(async.Res()));
}
public async Task <Result> StartDown(IASync async, string url)
{
var htmldata = (await async.Get <IClientPack>().DownHtmlAsync(url))?[0]?.Value <byte[]>();
if (htmldata != null)
{
string html = Encoding.UTF8.GetString(htmldata);
return(async.Res(html));
}
return(async.Res());// or async.RET(null);
}
public async Task <Result> GetFileData(IASync async, int fileId, long postion)
{
if (async.UserToken is UserInfo user)
{
if (user.FileGetDictionary.ContainsKey(fileId))
{
var stream = user.FileGetDictionary[fileId];
stream.Position = postion;
byte[] data = new byte[4096];
int count = await stream.ReadAsync(data, 0, data.Length);
return(async.Res(data, count, CRC32.GetCRC32(data)));
}
}
return(async.Res());
}
public async Task <Result> TestRec(IASync async, int count)
{
count--;
if (count > 1)
{
var x = (await async.Get <IClientPack>().TestRecAsync(count))?[0]?.Value <int>();
if (x != null && x.HasValue)
{
count = x.Value;
}
}
return(async.Res(count));
}
