public static async Task <IActionResult> CompleteCreateImage
([HttpTrigger(AuthorizationLevel.Anonymous, "post", Route = "images/{id}")] HttpRequest req,
TraceWriter log,
string id)
{
// get request body
var requestBody = await new StreamReader(req.Body).ReadToEndAsync();
CompleteCreateImageRequest data;
try
{
data = JsonConvert.DeserializeObject <CompleteCreateImageRequest>(requestBody);
}
catch (JsonReaderException)
{
return(new BadRequestObjectResult(new { error = "Body should be provided in JSON format." }));
}
// validate request body
if (data == null || string.IsNullOrEmpty(data.CategoryId))
{
return(new BadRequestObjectResult(new { error = "Missing required property 'categoryId'." }));
}
// get the user ID
if (!await UserAuthenticationService.GetUserIdAsync(req, out var userId, out var responseResult))
{
return(responseResult);
}
try
{
var(result, previewUrl) = await ImagesService.CompleteAddImageNoteAsync(id, userId, data.CategoryId);
switch (result)
{
case CompleteAddImageNoteResult.Success:
return(new OkObjectResult(new
{
previewUrl = previewUrl
}));
case CompleteAddImageNoteResult.ImageTooLarge:
return(new BadRequestObjectResult(new { error = "Image is too large. Images must be 4MB or less." }));
case CompleteAddImageNoteResult.InvalidImage:
return(new BadRequestObjectResult(new { error = "Image is not in a valid format. Supported formats are JPEG (image/jpeg) and PNG (image/png)." }));
case CompleteAddImageNoteResult.ImageNotUploaded:
return(new BadRequestObjectResult(new { error = "Image has not yet been uploaded." }));
case CompleteAddImageNoteResult.ImageAlreadyCreated:
return(new BadRequestObjectResult(new { error = "Image has already been created." }));
default:
throw new InvalidOperationException($"Unexpected result '{result}' from {nameof(ImagesService)}.{nameof(ImagesService.CompleteAddImageNoteAsync)}");
}
}
catch (Exception ex)
{
log.Error("Unhandled exception", ex);
return(new ExceptionResult(ex, false));
}
}