/// <summary>Convert an OData response to a Nancy response</summary>
private Response GetResponse(ODataResponse oResp)
{
var resp = new Response().WithStatusCode(HttpStatusCode.OK);
foreach (var header in oResp.Headers)
{
resp.WithHeader(header.Key, header.Value);
}
resp.Contents = oResp.WriteBytes;
return(resp);
}
/// <summary>Create an OData response based on the URL</summary>
private Response GetResponse(ODataVersion version)
{
// Parse the URL and specify the number of segments at the root of the
// path
var uri = OData.Parse(Request.Url.ToString(), version)
.WithRootSegmentCount(2);
// Return response for the root of the path
var path = uri.PathBuilder().ToString();
if (string.IsNullOrEmpty(path))
{
return(GetResponse(ODataResponse.FromModel_Service(uri, _model)));
}
if (path.StartsWith("$metadata", StringComparison.OrdinalIgnoreCase))
{
return(GetResponse(ODataResponse.FromModel_Edmx(uri, _model)));
}
if (path.StartsWith("$swagger", StringComparison.OrdinalIgnoreCase))
{
return(GetResponse(ODataResponse.FromModel_Swagger(uri, _model, new Version(1, 0))));
}
// Query the data source and return the appropriate response
ODataResponse oResp;
try
{
oResp = uri
.Execute(_products, new ExecutionSettings().WithEdmModel(_model))
.CreateResponse(_model, null);
}
catch (Exception ex)
{
oResp = ODataResponse.FromException(uri, ex, false);
}
return(GetResponse(oResp));
}