public BookWriter Delete(BookWriter BookWriter)
{
var result = _context.Remove(BookWriter);
_context.SaveChanges();
return(result.Entity);
}
public BookWriter Create(BookWriter BookWriter)
{
var result = _context.Add <BookWriter>(BookWriter);
_context.SaveChanges();
return(result.Entity);
}
public BookWriter Post(BookWriterDTO value)
{
BookWriter model = new BookWriter()
{
BookId = value.BookId,
WriterId = value.WriterId
};
return(IBookWriterRepository.Create(model));
}
public BookWriter Put(int id, BookWriterDTO value)
{
BookWriter model = IBookWriterRepository.Get(id);
if (value.BookId != 0)
{
model.BookId = value.BookId;
}
if (value.WriterId != 0)
{
model.WriterId = value.WriterId;
}
return(IBookWriterRepository.Update(model));
}
public void Post(BookDTO value)
{
Book model = new Book()
{
Name = value.Name,
Popularity = value.Popularity,
PublicationYear = value.PublicationYear
};
IBookRepository.Create(model);
for (int i = 0; i < value.WriterId.Count; i++)
{
BookWriter BookWriter = new BookWriter()
{
BookId = model.Id,
WriterId = value.WriterId[i]
};
IBookWriterRepository.Create(BookWriter);
}
for (int i = 0; i < value.LibraryId.Count; i++)
{
BookLibrary BookLibrary = new BookLibrary()
{
BookId = model.Id,
LibraryId = value.LibraryId[i]
};
IBookLibraryRepository.Create(BookLibrary);
}
for (int i = 0; i < value.PublisherId.Count; i++)
{
BookPublisher BookPublisher = new BookPublisher()
{
BookId = model.Id,
PublisherId = value.PublisherId[i]
};
IBookPublisherRepository.Create(BookPublisher);
}
}
public void Put(int id, BookDTO value)
{
Book model = IBookRepository.Get(id);
if (value.Name != null)
{
model.Name = value.Name;
}
if (value.Popularity != null)
{
model.Popularity = value.Popularity;
}
if (value.PublicationYear != 0)
{
model.PublicationYear = value.PublicationYear;
}
IBookRepository.Update(model);
if (value.WriterId != null)
{
IEnumerable <BookWriter> MyBookWriters = IBookWriterRepository.GetAll().Where(x => x.BookId == id);
foreach (BookWriter MyBookWriter in MyBookWriters)
{
IBookWriterRepository.Delete(MyBookWriter);
}
for (int i = 0; i < value.WriterId.Count; i++)
{
BookWriter BookWriter = new BookWriter()
{
BookId = model.Id,
WriterId = value.WriterId[i]
};
IBookWriterRepository.Create(BookWriter);
}
}
if (value.LibraryId != null)
{
IEnumerable <BookLibrary> MyLibraryBooks = IBookLibraryRepository.GetAll().Where(x => x.BookId == id);
foreach (BookLibrary MyLibraryBook in MyLibraryBooks)
{
IBookLibraryRepository.Delete(MyLibraryBook);
}
for (int i = 0; i < value.LibraryId.Count; i++)
{
BookLibrary BookLibrary = new BookLibrary()
{
BookId = model.Id,
LibraryId = value.LibraryId[i]
};
IBookLibraryRepository.Create(BookLibrary);
}
}
if (value.PublisherId != null)
{
IEnumerable <BookPublisher> MyPublisherBooks = IBookPublisherRepository.GetAll().Where(x => x.BookId == id);
foreach (BookPublisher MyPublisherBook in MyPublisherBooks)
{
IBookPublisherRepository.Delete(MyPublisherBook);
}
for (int i = 0; i < value.PublisherId.Count; i++)
{
BookPublisher BookPublisher = new BookPublisher()
{
BookId = model.Id,
PublisherId = value.PublisherId[i]
};
IBookPublisherRepository.Create(BookPublisher);
}
}
}
public BookWriter Delete(int id)
{
BookWriter BookWriter = IBookWriterRepository.Get(id);
return(IBookWriterRepository.Delete(BookWriter));
}
public ActionResult Edit(BookEditViewModel bevm)
{
if (bevm.BookViewModel.Contents == null && !string.IsNullOrEmpty(bevm.OldContent))
{
ModelState["BookViewModel.Contents"].Errors.Clear();
}
if (ModelState.IsValid)
{
var book = db.Books
.Include(b => b.Writers)
.Include(b => b.Labels)
.Include(b => b.Category)
.Single(b => b.BookID == bevm.BookViewModel.BookID);
var directory = Path.Combine(Server.MapPath("~/App_Data/uploads"), book.BookID.ToString());
string filename;
if (bevm.BookViewModel.Contents != null)
{
var oldfilepath = Path.Combine(directory, book.Contents);
if (System.IO.File.Exists(oldfilepath))
{
System.IO.File.Delete(oldfilepath);
}
var extension = Path.GetExtension(bevm.BookViewModel.Contents.FileName);
filename = bevm.BookViewModel.BookID + "_contents" + extension;
bevm.BookViewModel.Contents.SaveAs(Path.Combine(directory, filename));
}
else
{
filename = bevm.OldContent;
}
book.Amount = bevm.BookViewModel.Amount;
book.Contents = filename;
book.Title = bevm.BookViewModel.Title;
book.ISBN = bevm.BookViewModel.ISBN;
book.Year = bevm.BookViewModel.Year;
book.Description = bevm.BookViewModel.Description;
book.CategoryID = bevm.BookViewModel.CategoryID;
book.Category = db.Categories.FirstOrDefault(x => x.CategoryID == bevm.BookViewModel.CategoryID);
var selectedwriterslist = new List <Writer>();
var selectedlabelslist = new List <Label>();
for (int i = 0; i < bevm.BookViewModel.SelectedWriters.Length; i++)
{
var id = bevm.BookViewModel.SelectedWriters[i];
var writer = db.Writers.FirstOrDefault(x => x.WriterID == id);
if (writer != null)
{
selectedwriterslist.Add(writer);
}
}
db.SaveChanges();
for (int i = 0; i < bevm.BookViewModel.SelectedLabels.Length; i++)
{
var id = bevm.BookViewModel.SelectedLabels[i];
var label = db.Labels.FirstOrDefault(x => x.LabelID == id);
if (label != null)
{
selectedlabelslist.Add(label);
}
}
//Check Writers
var actualwriters = db.Writers.Where(w => w.BookWriters.Any(b => b.BookID == bevm.BookViewModel.BookID)).ToList();
db.SaveChanges();
foreach (var dbWriter in db.Writers.ToList())
{
if (selectedwriterslist.Contains(dbWriter))
{
if (!actualwriters.Contains(dbWriter))
{
var bw = new BookWriter()
{
WriterID = dbWriter.WriterID,
BookID = bevm.BookViewModel.BookID
};
db.BookWriters.Add(bw);
}
}
else
{
if (actualwriters.Contains(dbWriter))
{
var bw =
db.BookWriters.FirstOrDefault(
x => x.WriterID == dbWriter.WriterID && x.BookID == bevm.BookViewModel.BookID);
db.BookWriters.Remove(bw);
}
}
db.SaveChanges();
}
//Check Labels
var actuallabels = db.Labels.Where(w => w.BookLabels.Any(b => b.BookID == bevm.BookViewModel.BookID)).ToList();
db.SaveChanges();
foreach (var dbLabel in db.Labels.ToList())
{
if (selectedlabelslist.Contains(dbLabel))
{
if (!actuallabels.Contains(dbLabel))
{
var bl = new BookLabel()
{
BookID = bevm.BookViewModel.BookID,
LabelID = dbLabel.LabelID
};
db.BookLabels.Add(bl);
}
}
else
{
if (actuallabels.Contains(dbLabel))
{
var bl =
db.BookLabels.FirstOrDefault(x => x.LabelID == dbLabel.LabelID && x.BookID == bevm.BookViewModel.BookID);
db.BookLabels.Remove(bl);
}
}
db.SaveChanges();
}
//Check Files
List <string> editedfilessource;
List <string> editedfilestext;
if (bevm.OldFiles != null)
{
editedfilessource = bevm.OldFiles;
}
else
{
editedfilessource = new List <string>();
}
if (bevm.OldFilesText != null)
{
editedfilestext = bevm.OldFilesText;
}
else
{
editedfilestext = new List <string>();
}
var allfiles = db.Files.Where(f => f.BookID == bevm.BookViewModel.BookID).ToList();
var allfilessource = allfiles.Select(f => f.Source).ToList();
//Add new files to list of sources and disc
if (bevm.BookViewModel.Files != null)
{
for (var i = 0; i < bevm.BookViewModel.Files.Count; i++)
{
if (bevm.BookViewModel.Files[i] != null)
{
var source = bevm.BookViewModel.Files[i].FileName;
var path = Path.Combine(directory, source);
bevm.BookViewModel.Files [i].SaveAs(path);
editedfilessource.Add(source);
editedfilestext.Add(bevm.BookViewModel.FilesNames [i]);
}
}
}
foreach (var dbfile in allfiles)
{
//if in base exist file that we remove while editing, then remove it from db and from disc
if (!editedfilessource.Contains(dbfile.Source))
{
if (System.IO.File.Exists(Path.Combine(directory, dbfile.Source)))
{
System.IO.File.Delete(Path.Combine(directory, dbfile.Source));
}
db.Files.Remove(dbfile);
}
}
if (editedfilessource.Count > 0)
{
for (var i = 0; i < editedfilessource.Count; i++)
{
//if file that we edited is not in db, which means it's new file, add it to db
if (!allfilessource.Contains(editedfilessource [i]))
{
File file = new File()
{
BookID = bevm.BookViewModel.BookID,
Name = editedfilestext[i],
Source = editedfilessource[i]
};
db.Files.Add(file);
db.SaveChanges();
}
else
{
//find file text in db
var source = editedfilessource[i];
var filetext =
db.Files.FirstOrDefault(
f => f.BookID == bevm.BookViewModel.BookID && f.Source == source);
//if it is in db, check if text is still the same
//if it's not, change it
if (editedfilestext != null)
{
if (editedfilestext [i] != filetext.Name)
{
filetext.Name = editedfilestext [i];
db.SaveChanges();
}
}
}
//if its already in db and text still the same, nothing to do
db.SaveChanges();
}
}
db.Entry(book).State = EntityState.Modified;
db.SaveChanges();
return(RedirectToAction("Index"));
}
//Not valid
SetViewBag();
return(View(bevm));
}
public ActionResult Create(BookViewModel bvm)
{
if (ModelState.IsValid)
{
var extension = Path.GetExtension(bvm.Contents.FileName);
Book book = new Book()
{
AddDate = DateTime.Now,
Amount = bvm.Amount,
CategoryID = bvm.CategoryID,
Year = bvm.Year,
Title = bvm.Title,
ISBN = bvm.ISBN,
Description = bvm.Description,
Writers = new List <BookWriter>(),
Labels = new List <BookLabel>()
};
db.Books.Add(book);
db.SaveChanges();
var filename = book.BookID + "_contents" + extension;
book.Contents = filename;
var directory = Path.Combine(Server.MapPath("~/App_Data/uploads"), book.BookID.ToString());
Directory.CreateDirectory(directory);
var path = Path.Combine(directory, filename);
bvm.Contents.SaveAs(path);
db.SaveChanges();
for (int i = 0; i < bvm.SelectedWriters.Length; i++)
{
var id = bvm.SelectedWriters[i];
var writer = db.Writers.FirstOrDefault(x => x.WriterID == id);
if (writer != null)
{
var bw = new BookWriter()
{
BookID = book.BookID,
WriterID = writer.WriterID
};
db.BookWriters.Add(bw);
db.SaveChanges();
}
}
for (int i = 0; i < bvm.SelectedLabels.Length; i++)
{
var id = bvm.SelectedLabels[i];
var label = db.Labels.FirstOrDefault(x => x.LabelID == id);
if (label != null)
{
var bl = new BookLabel()
{
BookID = book.BookID,
LabelID = label.LabelID
};
db.BookLabels.Add(bl);
db.SaveChanges();
}
}
db.Entry(book).State = EntityState.Modified;
db.SaveChanges();
for (var i = 0; i < bvm.Files.Count; i++)
{
if (bvm.Files[i] != null)
{
File file = new File();
file.BookID = book.BookID;
file.Book = book;
file.Name = bvm.FilesNames[i];
file.Source = bvm.Files[i].FileName;
bvm.Files[i].SaveAs(Path.Combine(directory, bvm.Files [i].FileName));
db.Files.Add(file);
db.SaveChanges();
}
}
return(RedirectToAction("Index"));
}
IEnumerable <SelectListItem> writers = from w in db.Writers
select new SelectListItem
{
Value = w.WriterID.ToString(),
Text = w.Name + " " + w.Surname
};
ViewBag.CategoryID = new SelectList(db.Categories, "CategoryID", "Name");
ViewBag.Writers = new SelectList(writers, "Value", "Text");
ViewBag.Labels = new SelectList(db.Labels, "LabelID", "Name");
return(View(bvm));
}
public BookWriter Update(BookWriter BookWriter)
{
_context.Entry(BookWriter).State = Microsoft.EntityFrameworkCore.EntityState.Modified;
_context.SaveChanges();
return(BookWriter);
}
