private void UpdateBookMenu()
{
string id, name, publisher;
float price;
id = GetInput.GetString("Nhap id Can cap nhat: ", "Vui long nhap lai");
if (BookLibary.FindBookByID(id) == null)
{
Console.WriteLine("No Book with that ID In DB");
}
else
{
name = GetInput.GetString("Nhap Ten sach", "Vui long nhap lai");
publisher = GetInput.GetString("Nhap Publisher", "Vui long nhap lai");
Console.Write("Nhap gia tien: ");
price = float.Parse(Console.ReadLine());
if (BookLibary.Update(id, name, publisher, price))
{
Console.WriteLine("Cap nhat thanh cong");
}
else
{
Console.WriteLine("Loi khi cap nhat");
}
}
}
public void RemoveBookMEnu()
{
string id;
id = GetInput.GetString("Nhap id Can cap nhat: ", "Vui long nhap lai");
if (BookLibary.FindBookByID(id) == null)
{
Console.WriteLine("No Book with that ID In DB");
}
else
{
string confirm;
Console.WriteLine("You want to delete yes/no");
confirm = Console.ReadLine();
if (confirm.ToLower().StartsWith("yes") ||
confirm.ToLower().StartsWith("y"))
{
if (BookLibary.Delete(id))
{
Console.WriteLine("Xoa thanh cong");
}
else
{
Console.WriteLine("Loi khi xoa");
}
}
}
}
private void AddBookMenu()
{
string id, name, publisher;
float price;
id = GetInput.GetString("Nhap ID", "Vui long nhap lai");
//check student was in List
if (BookLibary.FindBookByID(id) != null)
{
Console.WriteLine("That Book was exsits");
return;
}
name = GetInput.GetString("Nhap ten sach", "Vui long nhap lai");
publisher = GetInput.GetString("Nhap Publisher", "Vui long nhap lai");
Console.Write("Nhap gia tien: ");
price = float.Parse(Console.ReadLine());
if (BookLibary.Add(id, name, publisher, price))
{
Console.WriteLine("Add successful");
}
else
{
Console.WriteLine("'Loi khi add, vui long thu lai");
}
}