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 Task <int> CreateFile(IASync async, string path)
{
if (async.UserToken != null)
{
var user = async.Token <UserInfo>();
var stream = File.Open(path, FileMode.Create, FileAccess.Write);
var key = ++user.Key;
if (user.FilePushDictionary.TryAdd(key, stream))
{
Console.WriteLine($"UP File {path}");
return(Task.FromResult(key));
}
else
{
stream.Dispose();
return(null);
}
}
else
{
return(null);
}
}
public async Task <bool> WriteFile(IASync async, int fileID, byte[] data, int count, long offset, uint crc)
{
if (async.UserToken != null)
{
var user = async.Token <UserInfo>();
if (CRC32.GetCRC32(data) != crc)
{
return(false);
}
if (user.FilePushDictionary.ContainsKey(fileID))
{
var Stream = user.FilePushDictionary[fileID];
Stream.Position = offset;
await Stream.WriteAsync(data, 0, count);
return(true);
}
return(false);
}
return(false);
}
public void FileClose(IASync token, int fileID)
{
if (token.UserToken != null)
{
var user = token.Token <UserInfo>();
if (user.FilePushDictionary.ContainsKey(fileID))
{
user.FilePushDictionary.TryRemove(fileID, out FileStream cc);
cc.Dispose();
}
}
}
public async Task <string> ToMessage(IASync async, string account, string msg)
{
var userinfo = async.Token <UserInfo>();
if (userinfo != null && async.IsValidate)
{
var touser = UserList.Find(p => p.UserName == account);
if (touser != null)
{
var cx = touser.token.MakeAsync(async as AsyncCalls).Get <ClientMethods>();
var ret = (await cx.MsgToUser(userinfo.Nick, msg)).As <string>();
if (ret != null)
{
return(ret);
}
}
}
return(null);
}
