private async Task LogError(ApiErrorLog log)
{
// log error to blob
await _blob.Container.CreateIfNotExistsAsync();
var today = DateTime.Now.ToString("yyyy/MM/dd");
var todaysLog = _blob.Container.GetAppendBlobReference($"{today}.txt");
if (!await todaysLog.ExistsAsync())
{
await todaysLog.CreateOrReplaceAsync();
}
var ENTRY_DELIMITER = "*** ------------ START NEW ERROR ------------ ***";
var logEntry = $"{ENTRY_DELIMITER}\r\n{JsonConvert.SerializeObject(log, Formatting.Indented)}\r\n";
await todaysLog.AppendTextAsync(logEntry);
}
private Task HandleExceptionAsync(HttpContext context, Exception ex)
{
const HttpStatusCode code = HttpStatusCode.InternalServerError; // 500 if unexpected
context.Response.ContentType = "application/json";
switch (ex)
{
case OrderCloudIntegrationException intException:
context.Response.StatusCode = HttpStatusCode.BadRequest.To <int>();
return(context.Response.WriteAsync(JsonConvert.SerializeObject(intException.ApiError)));
case OrderCloudException ocException:
context.Response.StatusCode = ocException.HttpStatus.To <int>();
return(context.Response.WriteAsync(JsonConvert.SerializeObject(ocException.Errors)));
}
// this is only to be hit IF it's not handled properly in the stack. It's considered a bug if ever hits this. that's why it's a 500
var apiError = new ApiError()
{
Data = ex.Message,
ErrorCode = code.ToString(),
Message = "Unknown error has occured."
};
var userFacingError = JsonConvert.SerializeObject(apiError, Formatting.Indented);
var log = new ApiErrorLog
{
Data = ex.Message,
ErrorCode = code.ToString(),
Message = "Unknown error has occured.",
StackTrace = ex.StackTrace,
InnerException = ex.InnerException,
TimeStamp = DateTime.Now
};
LogError(log);
context.Response.StatusCode = (int)code;
return(context.Response.WriteAsync(userFacingError));
}