/// <summary>
/// Provides all logic for constructing a new RestSharp <see cref="RestRequest"/>.
/// At this point, all information for querying the service is known. Here, it is simply
/// mapped into the RestSharp request.
/// </summary>
/// <param name="method">The http verb.</param>
/// <param name="path">The target path (or resource).</param>
/// <param name="options">The additional request options.</param>
/// <param name="configuration">A per-request configuration object. It is assumed that any merge with
/// GlobalConfiguration has been done before calling this method.</param>
/// <returns>[private] A new RestRequest instance.</returns>
/// <exception cref="ArgumentNullException"></exception>
private RestRequest NewRequest(
HttpMethod method,
string path,
RequestOptions options,
IReadableConfiguration configuration)
{
if (path == null)
{
throw new ArgumentNullException("path");
}
if (options == null)
{
throw new ArgumentNullException("options");
}
if (configuration == null)
{
throw new ArgumentNullException("configuration");
}
RestRequest request = new RestRequest(Method(method))
{
Resource = path,
JsonSerializer = new CustomJsonCodec(SerializerSettings, configuration)
};
if (options.PathParameters != null)
{
foreach (var pathParam in options.PathParameters)
{
request.AddParameter(pathParam.Key, pathParam.Value, ParameterType.UrlSegment);
}
}
if (options.QueryParameters != null)
{
foreach (var queryParam in options.QueryParameters)
{
foreach (var value in queryParam.Value)
{
request.AddQueryParameter(queryParam.Key, value);
}
}
}
if (configuration.DefaultHeaders != null)
{
foreach (var headerParam in configuration.DefaultHeaders)
{
request.AddHeader(headerParam.Key, headerParam.Value);
}
}
if (options.HeaderParameters != null)
{
foreach (var headerParam in options.HeaderParameters)
{
foreach (var value in headerParam.Value)
{
request.AddHeader(headerParam.Key, value);
}
}
}
if (options.FormParameters != null)
{
foreach (var formParam in options.FormParameters)
{
request.AddParameter(formParam.Key, formParam.Value);
}
}
if (options.Data != null)
{
if (options.Data is Stream stream)
{
var contentType = "application/octet-stream";
if (options.HeaderParameters != null)
{
var contentTypes = options.HeaderParameters["Content-Type"];
contentType = contentTypes[0];
}
var bytes = ClientUtils.ReadAsBytes(stream);
request.AddParameter(contentType, bytes, ParameterType.RequestBody);
}
else
{
if (options.HeaderParameters != null)
{
var contentTypes = options.HeaderParameters["Content-Type"];
if (contentTypes == null || contentTypes.Any(header => header.Contains("application/json")))
{
request.RequestFormat = DataFormat.Json;
}
else
{
// TODO: Generated client user should add additional handlers. RestSharp only supports XML and JSON, with XML as default.
}
}
else
{
// Here, we'll assume JSON APIs are more common. XML can be forced by adding produces/consumes to openapi spec explicitly.
request.RequestFormat = DataFormat.Json;
}
request.AddJsonBody(options.Data);
}
}
if (options.FileParameters != null)
{
foreach (var fileParam in options.FileParameters)
{
var bytes = ClientUtils.ReadAsBytes(fileParam.Value);
var fileStream = fileParam.Value as FileStream;
if (fileStream != null)
{
request.Files.Add(FileParameter.Create(fileParam.Key, bytes, System.IO.Path.GetFileName(fileStream.Name)));
}
else
{
request.Files.Add(FileParameter.Create(fileParam.Key, bytes, "no_file_name_provided"));
}
}
}
if (options.Cookies != null && options.Cookies.Count > 0)
{
foreach (var cookie in options.Cookies)
{
request.AddCookie(cookie.Name, cookie.Value);
}
}
return(request);
}
/// <summary>
/// Provides all logic for constructing a new HttpRequestMessage.
/// At this point, all information for querying the service is known. Here, it is simply
/// mapped into the a HttpRequestMessage.
/// </summary>
/// <param name="method">The http verb.</param>
/// <param name="path">The target path (or resource).</param>
/// <param name="options">The additional request options.</param>
/// <param name="configuration">A per-request configuration object. It is assumed that any merge with
/// GlobalConfiguration has been done before calling this method.</param>
/// <returns>[private] A new HttpRequestMessage instance.</returns>
/// <exception cref="ArgumentNullException"></exception>
private HttpRequestMessage NewRequest(
HttpMethod method,
String path,
RequestOptions options,
IReadableConfiguration configuration)
{
if (path == null)
{
throw new ArgumentNullException("path");
}
if (options == null)
{
throw new ArgumentNullException("options");
}
if (configuration == null)
{
throw new ArgumentNullException("configuration");
}
WebRequestPathBuilder builder = new WebRequestPathBuilder(_baseUrl, path);
builder.AddPathParameters(options.PathParameters);
// In case of POST or PUT pass query parameters in request body
if (method != HttpMethod.Post && method != HttpMethod.Put)
{
builder.AddQueryParameters(options.QueryParameters);
}
HttpRequestMessage request = new HttpRequestMessage(method, builder.GetFullUri());
if (configuration.DefaultHeaders != null)
{
foreach (var headerParam in configuration.DefaultHeaders)
{
request.Headers.Add(headerParam.Key, headerParam.Value);
}
}
if (options.HeaderParameters != null)
{
foreach (var headerParam in options.HeaderParameters)
{
foreach (var value in headerParam.Value)
{
// Todo make content headers actually content headers
request.Headers.TryAddWithoutValidation(headerParam.Key, value);
}
}
}
List <Tuple <HttpContent, string, string> > contentList = new List <Tuple <HttpContent, string, string> >();
if (options.FormParameters != null && options.FormParameters.Count > 0)
{
contentList.Add(new Tuple <HttpContent, string, string>(new FormUrlEncodedContent(options.FormParameters), null, null));
}
if (options.Data != null)
{
var serializer = new CustomJsonCodec(SerializerSettings, configuration);
contentList.Add(
new Tuple <HttpContent, string, string>(new StringContent(serializer.Serialize(options.Data), new UTF8Encoding(), "application/json"), null, null));
}
if (options.FileParameters != null && options.FileParameters.Count > 0)
{
foreach (var fileParam in options.FileParameters)
{
var bytes = ClientUtils.ReadAsBytes(fileParam.Value);
var fileStream = fileParam.Value as FileStream;
contentList.Add(new Tuple <HttpContent, string, string>(new ByteArrayContent(bytes), fileParam.Key,
fileStream?.Name ?? "no_file_name_provided"));
}
}
if (contentList.Count > 1)
{
string boundary = "---------" + Guid.NewGuid().ToString().ToUpperInvariant();
var multipartContent = new MultipartFormDataContent(boundary);
foreach (var content in contentList)
{
if (content.Item2 != null)
{
multipartContent.Add(content.Item1, content.Item2, content.Item3);
}
else
{
multipartContent.Add(content.Item1);
}
}
request.Content = multipartContent;
}
else
{
request.Content = contentList.FirstOrDefault()?.Item1;
}
// TODO provide an alternative that allows cookies per request instead of per API client
if (options.Cookies != null && options.Cookies.Count > 0)
{
request.Properties["CookieContainer"] = options.Cookies;
}
return(request);
}
