public void Delete(int id)
{
var entity = _context.Find <TEntity>(id);
_context.Remove(entity);
_context.SaveChanges();
}
public static int RemoveBooks(BookShopContext context)
{
var books = context.Books.Where(x => x.Copies <= 4200).ToList();
int removedCount = books.Count();
foreach (var book in books)
{
context.Remove(book);
}
context.SaveChanges();
return(removedCount);
}
public static int RemoveBooks(BookShopContext context)
{
var booksForDeleting = context.Books.Where(x => x.Copies < 4200).ToArray();
foreach (var book in booksForDeleting)
{
context.Remove(book);
}
context.SaveChanges();
return(booksForDeleting.Length);
}
//Problem 15
public static int RemoveBooks(BookShopContext context)
{
var books = context.Books.Where(c => c.Copies < 4200).ToArray();
int booksDeleted = 0;
foreach (var book in books)
{
context.Remove(book);
booksDeleted++;
}
return(booksDeleted);
}
public async Task <ActionResult <Book> > Delete(int id)
{
Book book = dbContext.Books.FirstOrDefault(x => x.Id == id);
if (book == null)
{
return(BadRequest());
}
dbContext.Remove(book);
await dbContext.SaveChangesAsync();
return(Ok(book));
}
public static int RemoveBooks(BookShopContext context)
{
var bookToRemove = context
.Books
.Where(b => b.Copies < 4200);
foreach (var book in bookToRemove)
{
context.Remove(book);
count++;
}
context.SaveChanges();
return(count);
}
public static int RemoveBooks(BookShopContext context)
{
var result = 0;
var booksToDelete = context.Books
.Where(b => b.Copies < 4200);
foreach (var b in booksToDelete)
{
result++;
context.Remove(b);
}
context.SaveChanges();
return(result);
}
//P15
public static int RemoveBooks(BookShopContext context)
{
var bookTitles = context.Books
.Where(b => b.Copies < 4200)
.ToArray();
int result = bookTitles.Count();
foreach (var book in bookTitles)
{
context.Remove(book);
}
context.SaveChanges();
return(result);
}
public static int RemoveBooks(BookShopContext context)
{
var books = context.Books
.Where(b => b.Copies < 4200)
.ToList();
int counter = 0;
foreach (var book in books)
{
context.Remove(book);
counter += 1;
}
context.SaveChanges();
return(counter);
}
//15. Remove Books
public static int RemoveBooks(BookShopContext context)
{
var booksWithLessThan4200Coipies = context
.Books
.Where(b => b.Copies < 4200)
.ToList();
int countOfDeletes = 0;
foreach (var b in booksWithLessThan4200Coipies)
{
context.Remove(b);
countOfDeletes++;
}
context.SaveChanges();
return(countOfDeletes);
}
public async Task RemoveBookFromOrder(Guid orderId, Guid bookId)
{
var bookInOrder = await GetBookFromOrder(orderId, bookId);
context.Remove(bookInOrder);
}
public async Task RemoveOrder(Guid orderId)
{
var order = await GetOrder(orderId);
context.Remove(order);
}
public static int RemoveBooks(BookShopContext context)
{
var books = context.Books.Where(b => b.Copies < 4200).ToList();
context.BooksCategories.Where(b => books.Contains(b.Book)).ToList().ForEach(b => context.Remove(b));
books.ForEach(b => context.Books.Remove(b));
context.SaveChanges();
return(books.Count);
}