public async Task <IActionResult> Create(AddBookDto model)
{
_logger.LogDebug("Attempting to create book resource from @{model}", model);
if (model == null)
{
_logger.LogError("Could not create book resource because the @{model} was null", model);
return(RedirectToAction("Error", "Errors"));
}
if (!ModelState.IsValid)
{
return(View());
}
var book = new Book()
{
Title = model.Title,
Author = model.Author,
Rating = model.Rating,
DateRead = model.DateRead,
Description = model.Description,
ImagePath = null,
DateCreated = DateTime.Now
};
if (model.Image != null)
{
book.ImagePath = _imageService.GenerateImagePath(Path.GetFileName(model.Image.FileName));
}
try
{
if (book.ImagePath != null)
{
if (_imageService.TrySaveAndResizeImage(model.Image, BookImageSize, book))
{
_logger.LogDebug("The @{model.Image} for @{book} was successfully saved and resized", model.Image, book);
}
else
{
_logger.LogError("Failed to create @{book} because the @{model.Image} image was not created", book, model.Image);
ViewBag.CreateImageError = "We were not able to create the book image due to an error, please try again or submit your book entry without the image";
return(View());
}
}
await _bookRepository.CreateAsync(book);
}
catch (Exception ex)
{
_logger.LogError(ex, "Something went wrong while trying to create @{book} resource from @{model}", book, model);
return(RedirectToAction("Error", "Errors"));
}
_logger.LogDebug("Successfully created @{book} resource created from @{model}", book, model);
return(RedirectToAction(nameof(Index)));
}
/// <summary>
/// Seeds the database with default book data
/// </summary>
public bool TrySeed()
{
_logger.LogDebug("Attempting to seed database");
if (_context.Books.Any())
{
_logger.LogDebug("The database already contains data and does not need to be seeded");
return(false);
}
var defaultDataFilePath = Path.Combine(_hosting.ContentRootPath, "Data", "BookData.json");
var books = File.ReadAllText(defaultDataFilePath);
var bookImports = JsonConvert.DeserializeObject <List <Book> >(books);
var oldImageDirectory = Path.Combine(_hosting.WebRootPath, "images", "userResources");
if (Directory.Exists(oldImageDirectory))
{
Directory.Delete(oldImageDirectory, true);
}
for (int i = 0; i < bookImports.Count; i++)
{
var imagePath = bookImports[i].ImagePath;
var sourceImagePath = Path.Combine(_hosting.WebRootPath, "images", "appResources", imagePath);
if (!Directory.Exists(Path.GetDirectoryName(sourceImagePath)))
{
_logger.LogError("The Directory for the @{sourceImagePath} does not exist", sourceImagePath);
return(false);
}
var generatedImagePath = _bookImageService.GenerateImagePath(imagePath);
var targetImagePath = Path.Combine(_hosting.WebRootPath, "images", "userResources", generatedImagePath);
Directory.CreateDirectory(Path.GetDirectoryName(targetImagePath));
File.Copy(sourceImagePath, targetImagePath);
_logger.LogDebug("File was copied from @{sourcePath} to @{targetPath}", sourceImagePath, targetImagePath);
bookImports[i].ImagePath = generatedImagePath;
}
_context.Books.AddRange(bookImports);
_context.SaveChanges();
if (bookImports.Count() != _context.Books.Count())
{
_logger.LogError("Could not seed the database with all of the Seed Data");
return(false);
}
_logger.LogDebug("Seeded the database with default book data from @{filePath}", defaultDataFilePath);
return(true);
}