public IActionResult HL7messageFromServer()
{
String hl7MessageRaw;
using (Stream Body = HttpContext.Request.Body)
{
hl7MessageRaw = new StreamReader(HttpContext.Request.Body).ReadToEnd();
}
HL7RequestInfo info = hL7CommunicationService.ParseHL7RawMessage(hl7MessageRaw, "Http");
NHapi.Model.V23.Message.ADT_A01 message = ((NHapi.Model.V23.Message.ADT_A01)info.Message);
HadleHL7Message(info, hl7MessageRaw);
IMessage response = HL7Acknowlege.MakeACK(info.Message, "AA");
return(Accepted(response));
}
private void Listen()
{
try
{
IPAddress ip = null;
IPAddress.TryParse(_IPAddress, out ip);
var ep = new IPEndPoint(ip, _Port);
_Server = new TcpListener(ep);
_Server.Start();
// Buffer for reading data
Byte[] bytes = new Byte[256];
// Enter the listening loop.
while (true)
{
OnNotify("Waiting for a connection... ", NotifyType.Message);
// Perform a blocking call to accept requests.
// You could also user server.AcceptSocket() here.
TcpClient client = _Server.AcceptTcpClient();
OnNotify("Connected!", NotifyType.Message);
// Get a stream object for reading and writing
NetworkStream stream = client.GetStream();
int i;
var buffer = new TcpBuffer();
// Loop to receive all the data sent by the client.
while ((i = stream.Read(bytes, 0, bytes.Length)) != 0)
{
buffer.Add(bytes, i);
var messages = buffer.GetMessages(start: (char)11, stop: (char)28);
foreach (var message in messages)
{
OnNotify(message, NotifyType.Received);
//***************************
//All of this needs to be decoupled from the tcp logic
var parser = new A01Parser();
var parsedMessage = parser.Parse(message);
IAcknowlege ack = new HL7Acknowlege();
string returnMessage = ack.GetAcknowlegement(parsedMessage);
byte[] msg = System.Text.Encoding.ASCII.GetBytes((char)11 + returnMessage + (char)28);
//***************************
// Send back a response.
stream.Write(msg, 0, msg.Length);
OnNotify(String.Format("{0}", returnMessage), NotifyType.Sent);
}
}
// Shutdown and end connection
client.Close();
}
}
catch (Exception e)
{
OnNotify(e.Message, NotifyType.Error);
}
}
