public void SendFile(string filePath, NetworkStream stream)
{
if (!string.IsNullOrEmpty(filePath))
{ // файл есть, отдаём
using (var fileIO = File.OpenRead(filePath))
{
//stream.Write(BitConverter.GetBytes(fileIO.Length), 0, 8);
var b = BitConverter.GetBytes(fileIO.Length);
//fileIO.Length.ToString().Length
//stream.Write(b, 0, fileIO.Length.ToString().Length);
stream.Write(b, 0, b.Length);
var buffer = new byte[1024 * 8];
int count;
long allSize = fileIO.Length;
long howTransmit = 0;
while ((count = fileIO.Read(buffer, 0, buffer.Length)) > 0)
{
stream.Write(buffer, 0, count);
howTransmit += count;
SendingEvent?.Invoke(howTransmit / allSize * 100);
}
}
}
else
{// файл отсутствует
var data = BitConverter.GetBytes((int)RequestError.FileNotExist);
stream.Write(data, 0, data.Length);
}
}
public void SendData(ControlsUpdate controlUpdate)
{
JavaScriptSerializer serializer = new JavaScriptSerializer();//this is the way we start serializer
//serializer is getting the controlUpdate struct that has been passed onto the SendData function in the class sender to update controlUpdate variables
byte[] Data = Encoding.ASCII.GetBytes(serializer.Serialize(controlUpdate)); //this is an array of rawData that we receive from the deserialization
networkStream.Write(Data, 0, Data.Length); //this is just like writing to a file however we write to a another program via socket programming using network stream
SendingEvent?.Invoke(controlUpdate); //we use the event to add the data into controlUpdate
}
public void SendData(ControlsUpdate controlUpdate) //function called to encode data to be sent to simulator
{
string dataToSend; //string to hold data being sent
dataToSend = JsonConvert.SerializeObject(controlUpdate); //converting the control instructions to json and storing it in dataToSend
byte[] rawData = Encoding.ASCII.GetBytes(dataToSend); //converts string to bytes passing in string to get bytes function
stream.Write(rawData, 0, rawData.Length); // write to stream (ASCII data, starting at inex 0, ending at last index.)
SendingEvent?.Invoke(controlUpdate); //invokes a new sending event with instance of controls update
}
public async void SendFileRequestFromMe(object obj)
{
await Task.Run(() =>
{
try
{
string[] mes = obj.ToString().Split('|');
string localPathFile = mes[1];
string remotePathToSave = mes[0];
var reciverEP = new IPEndPoint(RemoteIP, port);
client.Connect(reciverEP);// Подключаемся к удаленному пк
while (!client.Connected)
{
;
}
var connectedStream = client.GetStream();
//Request.DoSendingRequest()
var mess = $"Request|{(int)RequestTipe.SendFileFromMe}|{remotePathToSave}";
var buf = Encoding.UTF8.GetBytes(mess);
connectedStream.Write(buf, 0, buf.Length);//Отсылаем сообщение куда будем сохранять файл
Int64 bytesReceived = 0;
byte[] buffer = new byte[1024 * 8];
//connectedStream.Read(buffer, 0, 1024);//Ожидаем ответа
byte[] mes_result1 = new byte[1024 * 8];
var requestLen1 = connectedStream.Read(mes_result1, 0, 1024);//Ждем ответ
string request1 = Encoding.UTF8.GetString(mes_result1, 0, requestLen1);
if (request1 == "ready")//Если он готов получить файл
{
if (!string.IsNullOrEmpty(localPathFile))
{ // файл есть, отдаём
using (var fileIO = File.OpenRead(localPathFile))
{
//stream.Write(BitConverter.GetBytes(fileIO.Length), 0, 8);
var b = BitConverter.GetBytes(fileIO.Length);
//fileIO.Length.ToString().Length
//stream.Write(b, 0, fileIO.Length.ToString().Length);
connectedStream.Write(b, 0, b.Length);//Отсылаем размер файла
var buffer1 = new byte[1024 * 8];
int count;
double allSize = fileIO.Length;
double howTransmit = 0;
while ((count = fileIO.Read(buffer, 0, buffer.Length)) > 0)
{
connectedStream.Write(buffer, 0, count);
howTransmit += count;
double res = howTransmit / allSize * 100;
SendingEvent?.Invoke(res);
}
}
}
else
{// файл отсутствует
var data = BitConverter.GetBytes((int)RequestError.FileNotExist);
connectedStream.Write(data, 0, data.Length);
}
}
else
{
FailEvent?.Invoke();
}
byte[] mes_result = new byte[1024 * 8];
var requestLen = connectedStream.Read(mes_result, 0, 1024);//Ждем ответ
string request = Encoding.UTF8.GetString(mes_result, 0, requestLen);
if (request == "successfully")
{
ReadyEvent?.Invoke();
}
else
{
FailEvent?.Invoke();
}
connectedStream.Close();
client.Close();
}
catch (Exception e)
{
System.Diagnostics.Debug.WriteLine(e.Message);
FailEvent?.Invoke();
}
});
}
/// <summary>
/// куда|откуда
/// </summary>
/// <param name="obj"></param>
public async void SendFileRequest(object obj)
{
await Task.Run(() =>
{
try
{
string[] mes = obj.ToString().Split('|');
string remoteFilePath = mes[1];
string localPathToSave = mes[0];
var reciverEP = new IPEndPoint(RemoteIP, port);
client.Connect(reciverEP);
while (!client.Connected)
{
;
}
var connectedStream = client.GetStream();
//Request.DoSendingRequest()
var mess = $"Request|{(int)RequestTipe.SendFile}|{remoteFilePath}";
var buf = Encoding.UTF8.GetBytes(mess);
connectedStream.Write(buf, 0, buf.Length);
Int64 bytesReceived = 0;
int count;
byte[] buffer = new byte[1024 * 8];
connectedStream.Read(buffer, 0, 1024);
Int64 fileBytesSize = BitConverter.ToInt64(buffer, 0);
if (fileBytesSize == -1)
{
} // файл был не найден
if (fileBytesSize == -2)
{
}// запрос небыл обработан
bool peremen = Execute_(localPathToSave);
if (peremen)
{
using (var fileIO = File.Create(localPathToSave))
{
while (bytesReceived < fileBytesSize && (count = connectedStream.Read(buffer, 0, buffer.Length)) > 0)
{
fileIO.Write(buffer, 0, count);
bytesReceived += count;
double first = bytesReceived; double second = fileBytesSize;
SendingEvent?.Invoke(first / second * 100);
}
SendingEvent?.Invoke(100);
}
ReadyEvent?.Invoke();
}
else
{
FailEvent?.Invoke();
}
connectedStream.Close();
client.Close();
}
catch (Exception e)
{
System.Diagnostics.Debug.WriteLine(e.Message);
FailEvent?.Invoke();
}
});
}