public void Create_User_And_Save()
{
Library library = new Library();
User user = new User("Johny", "John", "Smith");
library.AddUser(user);
IList<User> users = library.GetUsers();
Assert.AreEqual(1, users.Count, "Did not get a new user into the Library");
}
public void CheckOutCopyOf(Book book1, User user)
{
// remember transactions!
// find if book has free copies
// if not, throw NoFreeBookException
// find copy id #
// add new row to the checkouts table, with the proper data
//booksRepository.CheckOut(book1, user, TimeSpan.FromDays(14) );
}
public IList<User> GetUsers()
{
return With.Transaction<IList<User>>(delegate(SqlCommand command)
{
IList<User> users = new List<User>();
command.CommandType = CommandType.Text;
command.CommandText = "SELECT Username, Firstname, Lastname,Id FROM Users";
using (SqlDataReader sdr = command.ExecuteReader())
{
while (sdr.Read())
{
User user = new User();
user.Username = sdr.GetString(0);
user.Firstname = sdr.GetString(1);
user.Lastname = sdr.GetString(2);
user.ID = sdr.GetInt32(3);
users.Add(user);
}
}
return users;
});
}
public void Create(User user)
{
try
{
With.Transaction(delegate(SqlCommand command)
{
command.CommandType = System.Data.CommandType.StoredProcedure;
command.CommandText = InsertUserSp;
command.Parameters.AddWithValue("username", user.Username);
command.Parameters.AddWithValue("firstname", user.Firstname);
command.Parameters.AddWithValue("lastname", user.Lastname);
user.ID = Convert.ToInt32(command.ExecuteScalar());
});
}
catch (SqlException e)
{
switch (e.Number)
{
case 2627:
throw new DuplicateNameException("Username '" + user.Username + "' already exists", e);
}
throw;
}
}
public ICollection<Book> GetBooksCheckedOutBy(User user)
{
return booksRepository.GetBooksCheckedOutBy(user);
}
//*** Users ***//
public void AddUser(User user)
{
usersRepository.Create(user);
users.Add(user);
}
public ICollection<Book> GetBooksCheckedOutBy(User user)
{
return With.Transaction<ICollection<Book>>(delegate(SqlCommand command)
{
command.CommandType = System.Data.CommandType.StoredProcedure;
command.CommandText = "BookGetAllCheckedOutByUser";
command.Parameters.AddWithValue("userid", user.ID);
return GetBooksListFromCommand(command);
});
}
/// <summary>
/// This is not working!
/// Left for home
/// </summary>
public void CheckOut(Book book, User user, TimeSpan checkOutDuration)
{
With.Transaction(IsolationLevel.Serializable, delegate(SqlCommand command)
{
command.CommandType = CommandType.StoredProcedure;
command.CommandText = BookFindAvailableCopy;
command.Parameters.AddWithValue("isbn", book.ISBN);
object value = command.ExecuteScalar();
int copyId = (int)value;
command.CommandType = CommandType.Text;
command.CommandText = @"INSERT INTO CheckOuts(BookCopyId, UserId, CheckedOutAt, DueDate)
VALUES(@copyId, @userId, @checkOutAt, @dueDate)";
command.Parameters.AddWithValue("copyId", copyId);
command.Parameters.AddWithValue("userId", user.ID);
command.Parameters.AddWithValue("checkOutAt", DateTime.Today);
command.Parameters.AddWithValue("dueDate", DateTime.Today.Add(checkOutDuration));
command.ExecuteNonQuery();
});
}
public void Can_Check_A_Book_From_Library()
{
Library library = CreateTestLibrary();
Book book1 = new Book("1-1231-13", "War & Peace vol 1");
library.AddBook(book1);
User user = new User("read-alot", "read", "a lot");
library.AddUser(user);
ICollection<Book> books = library.GetBooksCheckedOutBy(user);
Assert.AreEqual(0, books.Count);
library.CheckOutCopyOf(book1, user);
books = library.GetBooksCheckedOutBy(user);
Assert.AreEqual(1, books.Count);
}
