public async Task <Option <IEnumerable <Repository>, RepoCounterApiException> > GetUserRepositoriesAsync(string username)
{
string query = _embeddedResourceService.GetResource("Me.Bartecki.RepoCounter.Infrastructure.Integrations.RepositoryStores.GitHub.GitHubQuery.graphql");
try
{
bool isNextPageAvailable = false;
string nextPageId = null;
List <GitHubRepository> repositories = new List <GitHubRepository>();
do
{
var request = new GraphQLHttpRequest(query,
new
{
username = username,
nextCursorId = nextPageId
});
var response = await _client.SendQueryAsync <RootResponse>(request);
if (response.Errors?.Any() == true)
{
return(GetException(response));
}
repositories.AddRange(response.Data.User.Repositories.Nodes);
//Handle pagination
var pageInfo = response.Data.User.Repositories.PageInfo;
isNextPageAvailable = pageInfo.HasNextPage;
if (isNextPageAvailable)
{
nextPageId = pageInfo.EndCursor;
}
} while (isNextPageAvailable);
return(Option.Some <IEnumerable <Repository>, RepoCounterApiException>(repositories.Select(Convert)));
}
catch (GraphQLHttpException httpRequestException) when(
httpRequestException.HttpResponseMessage.StatusCode == HttpStatusCode.Unauthorized)
{
//Rethrow this exception, critical misconfiguration.
throw;
}
catch (GraphQLHttpException httpRequestException)
{
var errorCode = ErrorCodes.RepositorySource_UnableToReach;
var apiException = new RepoCounterApiException(
errorCode,
httpRequestException.Message,
httpRequestException);
return(Option.None <IEnumerable <Repository>, RepoCounterApiException>(apiException));
}
}
public ObjectResult GetUserFriendlyError(RepoCounterApiException exception)
{
//TODO: Log the exception
//Alternatively when isInDevelopment then we could actually throw this exception.
var errorCode = exception.ErrorCode;
var httpStatusCode = (int)GetHttpStatusCode(errorCode);
var message = new ErrorMessage()
{
ErrorCode = errorCode,
Message = _isInDevelopment ?
exception.ToString() :
$"{errorCode.ToString()}: {exception.Message}"
};
return(new ObjectResult(message)
{
StatusCode = httpStatusCode
});
}