/// <summary>
/// Create the request from HL7
/// </summary>
/// <param name="received"></param>
/// <returns></returns>
public static ExecuteServiceServerRequest FromMessage(string received)
{
var lines = received.Split(Request.NewRow.ToCharArray());
var rows = (from l in lines
select l.Split(Request.Delimiter.ToCharArray())).ToArray();
var teamName = rows[0][2];
var teamId = int.Parse(rows[0][3]);
var serviceName = rows[1][2];
var numSegments = int.Parse(rows[1][4]);
var call = new RemoteServiceCall(serviceName, teamName, teamId);
var request = new ExecuteServiceServerRequest(call);
// Read the arguments
for (int i = 0; i < numSegments; i++)
{
var row = rows[2 + i];
var pos = int.Parse(row[1]);
var respName = row[2];
var dataType = ServiceArgument.TypeFromString(row[3]);
var value = row[5];
var arg = new ServiceArgument(pos, respName, dataType);
arg.Value = value;
call.Args.Add(arg);
}
return(request);
}
/// <summary>
/// Create the response from a message and HL7 response content
/// </summary>
/// <param name="request">Request made</param>
/// <param name="message">HL7 response content</param>
/// <returns></returns>
public Response FromMessage(Request request, string message)
{
if (!IsOkMessage(message))
{
return(CreateFailureException(message));
}
var rows = ExtractRows(message);
if (request is RegisterTeamRequest)
{
var fullRequest = (RegisterTeamRequest)request;
var response = new RegisterTeamResponse();
var teamId = rows[0][2];
var expiration = rows[0][3];
try
{
response.TeamId = int.Parse(teamId);
response.Expiration = expiration;
return(response);
}
catch (Exception)
{
throw new FormatException("Failure to parse teamId, must be integer");
}
}
else if (request is UnRegisterTeamRequest)
{
var fullRequest = (UnRegisterTeamRequest)request;
var response = new UnRegisterTeamResponse();
return(response);
}
else if (request is QueryTeamRequest)
{
var fullRequest = (QueryTeamRequest)request;
var response = new QueryTeamResponse();
return(response);
}
else if (request is PublishServiceRequest)
{
var fullRequest = (PublishServiceRequest)request;
var response = new PublishServiceResponse();
return(response);
}
else if (request is QueryServiceRequest)
{
var fullRequest = (QueryServiceRequest)request;
var numSegments = int.Parse(rows[0][4]);
var serviceName = rows[1][2];
var numArgs = int.Parse(rows[1][4]);
var numResponses = int.Parse(rows[1][5]);
var description = rows[1][6];
var mchIndex = 2 + numArgs + numResponses;
var ip = rows[mchIndex][1];
var port = int.Parse(rows[mchIndex][2]);
var service = new RemoteService(IPAddress.Parse(ip), port, serviceName, fullRequest.TagName, 1, description);
var response = new QueryServiceResponse(service);
// Read the args
for (int i = 0; i < numArgs; i++)
{
var arg = 2 + i;
var row = rows[arg];
var pos = int.Parse(row[1]);
var argName = row[2];
var dataType = ServiceArgument.TypeFromString(row[3]);
var mandatory = false;
try
{
// Optional
mandatory = row[4].Equals("mandatory", StringComparison.CurrentCultureIgnoreCase);
}
catch (Exception)
{
// Ignore...
}
service.Args.Add(new ServiceArgument(pos, argName, dataType, mandatory));
}
// Read the responses
for (int i = 0; i < numResponses; i++)
{
var resp = 2 + i + numArgs;
var row = rows[resp];
var pos = int.Parse(row[1]);
var respName = row[2];
var dataType = ServiceArgument.TypeFromString(row[3]);
service.Returns.Add(new ServiceReturn(pos, respName, dataType));
}
return(response);
}
else if (request is ExecuteServiceRequest)
{
var fullRequest = (ExecuteServiceRequest)request;
var numSegments = int.Parse(rows[0][4]);
var name = rows[0][2];
var numResponses = int.Parse(rows[0][4]);
var returnedCall = new RemoteServiceReturn(name);
for (int resp = 0; resp < numResponses; resp++)
{
var row = rows[1 + resp];
Debug.Assert(row[0] == "RSP");
var pos = int.Parse(row[1]);
var argName = row[2];
var dataType = row[3];
var value = row[4];
var serviceReturn = new ServiceReturn(pos, argName, ServiceArgument.TypeFromString(dataType), value);
returnedCall.Returns.Add(serviceReturn);
}
var response = new ExecuteServiceResponse(returnedCall);
return(response);
}
else
{
throw new KeyNotFoundException("Failure to create response for request of type: " + request.GetType().Name);
}
}