database

func DeleteBook ¶

func DeleteBook(id int) error

func GetBookByISBN ¶

func GetBookByISBN(isbn string) (error, *model.Book)

GetBookByISBN retrieves a book from the database based on its ISBN.

Parameters:

• isbn: A string that represents the ISBN of the book to be retrieved.

Returns:

• error: An error if the retrieval fails.
• *model.Book: A pointer to the model.Book struct that represents the book retrieved from the database.

func GetBookById ¶

func GetBookById(id int) (error, *model.Book)

func InitDatabase ¶

func InitDatabase() error

InitDatabase initializes the database connection and performs automatic migration for the defined models.

It takes no parameters and returns an error if the initialization or migration fails.

Example:

err := database.InitDatabase()
if err != nil {
	log.Fatal(err)
}
fmt.Println("Database initialized successfully.")

func StoreBook ¶

func StoreBook(book *model.Book) error

func UpdateBook ¶

func UpdateBook(book *model.Book) error

UpdateBook updates an existing book in the database.

Parameters:

• book: A pointer to the model.Book struct that represents the book to be updated.

Returns:

• error: An error if the update fails.

Example:

book := &model.Book{ID: 1, Title: "New Title"}
err := database.UpdateBook(book)
if err != nil {
	log.Fatal(err)
}
fmt.Println("Book updated successfully.")