private async Task HandleExceptionAsync(HttpContext context, ApiException exception)
{
ConsistentApiResponse response = exception.As <IConsistentable>().GetConsistentApiResponse();
_responseHelper.FormatResponseAccordingToOptions(ref response, exception.StatusCode);
_logger.LogError(exception, ResponseMessage.GetResponseMessageByStatusCode(response.StatusCode));
string serializedResponse = JsonHelper.ConvertResponseToJsonString(response, _options);
await _responseHelper.WriteFormattedResponseToHttpContextAsync(context, exception.StatusCode, serializedResponse);
}
internal static string ConvertResponseToJsonString(ConsistentApiResponse response, ResponseOptions options)
=> JsonConvert.SerializeObject(response, Formatting.Indented, new JsonSerializerSettings()
{
Converters = new List <JsonConverter> {
new StringEnumConverter()
},
NullValueHandling = options.IgnoreNullValue ? NullValueHandling.Ignore : NullValueHandling.Include,
ContractResolver = options.UseCamelCaseNaming
? new CamelCasePropertyNamesContractResolver()
: new DefaultContractResolver()
});
internal void FormatResponseAccordingToOptions(ref ConsistentApiResponse response, int statusCode)
{
if (statusCode != StatusCodes.Status200OK && string.IsNullOrEmpty(response.Message))
{
response.Message = ResponseMessage.GetResponseMessageByStatusCode(statusCode);
}
response.Version = !_options.ShowApiVersion ? null : response.Version ?? _options.ApiVersion;
response.StatusCode = _options.ShowStatusCode ? statusCode : default;
response.ExceptionDetails = _options.IsDebug ? response.ExceptionDetails : null;
}
private async Task HandleRequestAsync(HttpContext context, string body)
{
if (!_responseHelper.IsConsistentlyResponse(body, context.Response.ContentType))
{
await context.Response.WriteAsync(body);
return;
}
ConsistentApiResponse response = null;
int httpStatusCode = context.Response.StatusCode == StatusCodes.Status204NoContent
? StatusCodes.Status200OK
: context.Response.StatusCode;
if (!string.IsNullOrEmpty(body))
{
string bodyText = !body.IsValidJson() ? JsonHelper.ConvertToJsonString(body) : body;
JToken deserializedResponse = JsonConvert.DeserializeObject <JToken>(bodyText);
if (deserializedResponse is JObject responseObj)
{
Type type = responseObj["$type"]?.ToObject <Type>();
if (type != null && typeof(IConsistentable).IsAssignableFrom(type))
{
response = deserializedResponse.ToObject(type)
.As <IConsistentable>()
.GetConsistentApiResponse();
}
}
response ??= JsonHelper.GetConsistentApiResponseFromJsonToken(deserializedResponse);
}
else
{
response = new ConsistentApiResponse();
}
_responseHelper.FormatResponseAccordingToOptions(ref response, httpStatusCode);
string serializedResponse = JsonHelper.ConvertResponseToJsonString(response, _options);
await _responseHelper.WriteFormattedResponseToHttpContextAsync(context, response.StatusCode ?? httpStatusCode, serializedResponse);
}
