public static List<Author> GetAll()
{
List<Author> allAuthors = new List<Author>{};
SqlConnection conn = DB.Connection();
SqlDataReader rdr = null;
conn.Open();
SqlCommand cmd = new SqlCommand("SELECT * FROM authors;", conn);
rdr = cmd.ExecuteReader();
while(rdr.Read())
{
int authorId = rdr.GetInt32(0);
string authorName = rdr.GetString(1);
Author newAuthor = new Author(authorName, authorId);
allAuthors.Add(newAuthor);
}
if (rdr != null)
{
rdr.Close();
}
if (conn != null)
{
conn.Close();
}
return allAuthors;
}
public static Author Find(int authorId)
{
SqlConnection conn = DB.Connection();
conn.Open();
SqlDataReader rdr = null;
SqlCommand cmd = new SqlCommand("SELECT * FROM authors WHERE id = @AuthorId;", conn);
SqlParameter authorIdParameter = new SqlParameter();
authorIdParameter.ParameterName = "@AuthorId";
authorIdParameter.Value = authorId;
cmd.Parameters.Add(authorIdParameter);
int foundAuthorId = 0;
string foundAuthorName = null;
rdr = cmd.ExecuteReader();
while(rdr.Read())
{
foundAuthorId = rdr.GetInt32(0);
foundAuthorName = rdr.GetString(1);
}
Author foundAuthor = new Author(foundAuthorName, foundAuthorId);
if(rdr!=null) rdr.Close();
if(conn!=null) conn.Close();
return foundAuthor;
}
public void Author_FindsAuthorInDatabase()
{
//Arrange
Author expectedResult = new Author("Todd");
expectedResult.Save();
//Act
Author result = Author.Find(expectedResult.GetId());
//Assert
Assert.Equal(expectedResult, result);
}
public void Author_Delete_DeletesAuthorById()
{
Author firstAuthor = new Author("Chad");
firstAuthor.Save();
Author secondAuthor = new Author("Todd");
secondAuthor.Save();
firstAuthor.Delete();
List<Author> expectedResult = new List<Author>{secondAuthor};
List<Author> actualResult = Author.GetAll();
Assert.Equal(expectedResult, actualResult);
}
public void Book_AddAuthors()
{
//Arrange
Book newBook = new Book("Cats", testDate, 2);
newBook.Save();
Author newAuthor = new Author("Chad");
newAuthor.Save();
//Act
newBook.AddAuthor(newAuthor.GetId());
List<Author> result = newBook.GetAuthors();
List<Author> expectedResult = new List<Author>{newAuthor};
//Assert
Assert.Equal(expectedResult, result);
}
public void Author_GetAllBooksByAuthor()
{
//Arrange
Author firstAuthor = new Author("Chad");
firstAuthor.Save();
Book firstBook = new Book("Cats", testDate, 2);
firstBook.Save();
Book secondBook = new Book("Crime & Punishment", testDate, 3);
secondBook.Save();
//Act
firstBook.AddAuthor(firstAuthor.GetId());
List<Book> result = firstAuthor.GetBooks();
List<Book> expectedResult = new List<Book>{firstBook};
//Assert
Assert.Equal(expectedResult, result);
}
public void Book_DeleteAuthor()
{
//Arrange
Book newBook = new Book("Cats", testDate, 2);
newBook.Save();
Author firstAuthor = new Author("Chad");
firstAuthor.Save();
Author secondAuthor = new Author("Todd");
secondAuthor.Save();
newBook.AddAuthor(firstAuthor.GetId());
newBook.AddAuthor(secondAuthor.GetId());
//Act
newBook.DeleteAuthor(firstAuthor.GetId());
List<Author> result = newBook.GetAuthors();
List<Author> expectedResult = new List<Author>{secondAuthor};
//Assert
Assert.Equal(expectedResult, result);
}
public void Book_FindBookByAuthorFullMatch()
{
Book newBook = new Book("Cathedrals", testDate, 2);
newBook.Save();
Book secondBook = new Book("Other Book", testDate, 1);
secondBook.Save();
Author newAuthor1 = new Author("Chad");
newAuthor1.Save();
Author newAuthor2 = new Author("Chadwick");
newAuthor2.Save();
newBook.AddAuthor(newAuthor1.GetId());
secondBook.AddAuthor(newAuthor2.GetId());
List<Book> result = Book.SearchForBookByAuthor("Chad", false);
List<Book> expectedResult = new List<Book>{newBook};
Assert.Equal(expectedResult, result);
}
public void Book_FindBookByAuthorNoDuplicates()
{
Book newBook = new Book("Cathedrals", testDate, 2);
newBook.Save();
Book secondBook = new Book("Other Book", testDate, 1);
secondBook.Save();
Author newAuthor1 = new Author("Meredith Hartley");
newAuthor1.Save();
Author newAuthor2 = new Author("Chadwick Hartley");
newAuthor2.Save();
newBook.AddAuthor(newAuthor1.GetId());
newBook.AddAuthor(newAuthor2.GetId());
List<Book> result = Book.SearchForBookByAuthor("Hartley", true);
List<Book> expectedResult = new List<Book>{newBook};
Assert.Equal(expectedResult, result);
}
public HomeModule()
{
Get["/"] = _ => View["index.cshtml"];
Get["/books"] = _ =>
{
List<Book> allBooks = Book.GetAll();
return View["books.cshtml", allBooks];
};
Post["/results"] = _ =>
{
string searchTerm = Request.Form["search-term"];
bool searchType = Request.Form["search-type"];
bool searchByTitle = Request.Form["title-or-author"];
List<Book> searchResult = new List<Book>{};
if(searchByTitle)
{
searchResult = Book.SearchForBookByTitle(searchTerm, searchType);
}
else
{
searchResult = Book.SearchForBookByAuthor(searchTerm, searchType);
}
Dictionary<string, object> model = new Dictionary<string, object>{};
model.Add("results", searchResult);
model.Add("priorSearchTerm", searchTerm);
model.Add("priorSearchType", searchType);
model.Add("priorSearchBy", searchByTitle);
return View["results.cshtml", model];
};
Get["/books/{id}"] = parameters =>
{
Dictionary<string, object> model = new Dictionary<string, object>{};
List<Author> allAuthors = Author.GetAll();
Book selectedBook = Book.Find(parameters.id);
List<Genre> allGenres = Genre.GetAll();
List<Patron> allPatrons = Patron.GetAll();
model.Add("patrons", allPatrons);
model.Add("genres", allGenres);
model.Add("book", selectedBook);
model.Add("authors", allAuthors);
return View["book.cshtml", model];
};
Get["/books/{id}/stock"]= parameters =>
{
Dictionary<string, object> model = new Dictionary<string, object>{};
List<Author> allAuthors = Author.GetAll();
Book selectedBook = Book.Find(parameters.id);
selectedBook.StockBook();
List<Genre> allGenres = Genre.GetAll();
List<Patron> allPatrons = Patron.GetAll();
model.Add("patrons", allPatrons);
model.Add("genres", allGenres);
model.Add("book", selectedBook);
model.Add("authors", allAuthors);
return View["book.cshtml", model];
};
Post["/books/{id}"] = parameters =>
{
Book selectedBook = Book.Find(parameters.id);
int selectedAuthor = Request.Form["author-name"];
Dictionary<string, object> model = new Dictionary<string, object>{};
selectedBook.AddAuthor(selectedAuthor);
List<Author> allAuthors = Author.GetAll();
List<Genre> allGenres = Genre.GetAll();
List<Patron> allPatrons = Patron.GetAll();
model.Add("patrons", allPatrons);
model.Add("genres", allGenres);
model.Add("book", selectedBook);
model.Add("authors", allAuthors);
return View["book.cshtml", model];
};
Delete["/books/{id}"] = parameters =>
{
Book selectedBook = Book.Find(parameters.id);
int authorToDelete = Request.Form["author-name"];
selectedBook.DeleteAuthor(authorToDelete);
Dictionary<string, object> model = new Dictionary<string, object>{};
List<Author> allAuthors = Author.GetAll();
List<Genre> allGenres = Genre.GetAll();
List<Patron> allPatrons = Patron.GetAll();
model.Add("patrons", allPatrons);
model.Add("genres", allGenres);
model.Add("book", selectedBook);
model.Add("authors", allAuthors);
return View["book.cshtml", model];
};
Patch["/books/{id}"] = parameters =>
{
Book selectedBook = Book.Find(parameters.id);
selectedBook.Update(Request.Form["book-title"], Request.Form["publication-date"], Request.Form["new-genre"]);
Dictionary<string, object> model = new Dictionary<string, object>{};
List<Author> allAuthors = Author.GetAll();
List<Genre> allGenres = Genre.GetAll();
List<Patron> allPatrons = Patron.GetAll();
model.Add("patrons", allPatrons);
model.Add("genres", allGenres);
model.Add("book", selectedBook);
model.Add("authors", allAuthors);
return View["book.cshtml", model];
};
Get["/books/add"] = _ =>
{
Dictionary<string, object> model = new Dictionary<string, object>{};
List<Genre> allGenres = Genre.GetAll();
List<Author> allAuthors = Author.GetAll();
model.Add("genres", allGenres);
model.Add("authors", allAuthors);
return View["book_new.cshtml", model];
};
Post["/books/add"] = _ =>
{
Book newBook = new Book(Request.Form["book-title"], Request.Form["publication-date"], Request.Form["genre"]);
newBook.Save();
int authorId = Request.Form["author"];
newBook.AddAuthor(authorId);
List<Book> allBooks = Book.GetAll();
return View["books.cshtml", allBooks];
};
Get["/authors"] = _ =>
{
List<Author> allAuthors = Author.GetAll();
return View["authors.cshtml", allAuthors];
};
Get["/authors/{id}"] = parameters =>
{
Author selectedAuthor = Author.Find(parameters.id);
return View["author.cshtml", selectedAuthor];
};
Get["/authors/add"] = _ =>View["author_new.cshtml"];
Post["/authors/add"] = _ =>
{
Author newAuthor = new Author(Request.Form["author-name"]);
newAuthor.Save();
List<Author> allAuthors = Author.GetAll();
return View["authors.cshtml", allAuthors];
};
Get["/genres"] = _ =>
{
List<Genre> allGenres = Genre.GetAll();
return View["genres.cshtml", allGenres];
};
Get["/genres/{id}"] = parameters =>
{
Genre selectedGenre = Genre.Find(parameters.id);
return View["genre.cshtml", selectedGenre];
};
Get["/genres/add"] = _ =>View["genre_new.cshtml"];
Post["/genres/add"] = _ =>
{
Genre newGenre = new Genre(Request.Form["genre-name"]);
newGenre.Save();
List<Genre> allGenres = Genre.GetAll();
return View["genres.cshtml", allGenres];
};
Get["/patrons"] = _ =>
{
List<Patron> allPatrons = Patron.GetAll();
return View["patrons.cshtml", allPatrons];
};
Get["/patrons/{id}"] = parameters =>
{
Patron selectedPatron = Patron.Find(parameters.id);
return View["patron.cshtml", selectedPatron];
};
Get["/patrons/new"] = _ => View["patron_new.cshtml"];
Post["/patrons"] = _ =>
{
Patron newPatron = new Patron(Request.Form["name"]);
newPatron.Save();
List<Patron> allPatrons = Patron.GetAll();
return View["patrons.cshtml", allPatrons];
};
Post["/patrons/checkout"] = _ =>
{
Patron selectedPatron = Patron.Find(Request.Form["patron"]);
DateTime today = DateTime.Today;
selectedPatron.CheckoutBook(Request.Form["copy"], today.AddDays(Request.Form["length-of-borrow"]));
return View["patron.cshtml", selectedPatron];
};
Post["/patrons/{id}/return"] = parameters =>
{
Patron selectedPatron = Patron.Find(parameters.id);
int bookId = Request.Form["book"];
selectedPatron.ReturnBook(bookId);
return View["patron.cshtml", selectedPatron];
};
Get["/librarian"] = _ =>
{
//Key: "patrons, copies, dueDates"
Dictionary<string, object> allCheckouts = Copy.GetAllCheckouts();
return View["librarian.cshtml", allCheckouts];
};
}
public void Author_Save_SavesAuthorToDatabase()
{
Author newAuthor = new Author("Chad");
newAuthor.Save();
List<Author> expectedResult = new List<Author>{newAuthor};
List<Author> actualResult = Author.GetAll();
Assert.Equal(expectedResult, actualResult);
}
public List<Author> GetAuthors()
{
SqlConnection conn = DB.Connection();
SqlDataReader rdr = null;
conn.Open();
SqlCommand cmd = new SqlCommand("SELECT authors.* FROM books JOIN books_authors ON (books_authors.book_id = books.id) JOIN authors ON (books_authors.author_id = authors.id) WHERE book_id = @BookId;", conn);
SqlParameter bookIdParameter = new SqlParameter();
bookIdParameter.ParameterName = "@BookId";
bookIdParameter.Value = this.GetId();
cmd.Parameters.Add(bookIdParameter);
rdr=cmd.ExecuteReader();
List<Author> foundAuthors = new List<Author>{};
while(rdr.Read())
{
int foundId = rdr.GetInt32(0);
string foundName = rdr.GetString(1);
Author foundAuthor = new Author(foundName, foundId);
foundAuthors.Add(foundAuthor);
}
if(rdr!=null) rdr.Close();
if(conn!=null) conn.Close();
return foundAuthors;
}