public async Task<ActionResult> Add(AddEbookModel model)
{
if (!ModelState.IsValid)
return View(model);
using (var db = new EbookManagerDbContext())
{
var catalogRepository = new CatalogRepository(db);
var ebook = new Ebook();
ebook.Id = Guid.NewGuid();
ebook.Summary = model.Summary;
ebook.Title = model.Title;
ebook.Thumbnail = new byte[model.Thumbnail.ContentLength];
model.Thumbnail.InputStream.Read(ebook.Thumbnail, 0, ebook.Thumbnail.Length);
try
{
await catalogRepository.AddEbookAsync(ebook);
return RedirectToRoute("editEbook", new { ebookId = ebook.Id });
}
catch (Exception e)
{
ModelState.AddModelError("InsertError", e);
return View(model);
}
}
}
public static EbookViewModel FromEbook(Ebook ebook)
{
return new EbookViewModel()
{
Id = ebook.Id,
PartsCount = ebook.Parts != null ? ebook.Parts.Count : 0,
Summary = ebook.Summary,
Thumbnail = Convert.ToBase64String(ebook.Thumbnail),
Title = ebook.Title
};
}
public async Task UpdateBookAsync(Ebook ebook)
{
this.db.Entry(ebook).State = EntityState.Modified;
await this.db.SaveChangesAsync();
}
public async Task AddEbookAsync(Ebook ebook)
{
this.db.Ebooks.Add(ebook);
await this.db.SaveChangesAsync();
}
