//Handle the login according to type of user
//Returns users ID if successful
//Error is 0
//Admin is 1
public int login(String email, String password)
{
//check if the user's information is in the database
var user = (from u in db.Users
where u.User_Email.Equals(email) && u.User_Password.Equals(Secrecy.HashPassword(password))
select u).FirstOrDefault();
//If the user exists and is a customer
if (user != null && user.USer_Type.Equals("Customer"))
{
//Return the users ID
return(user.User_ID);
}
else if (user == null)
{
//Display an error
return(0);
}
else if (user.USer_Type.Equals("Admin"))
{
//Assign the ID to an admin ID who can add, edit and delete products
return(1);
}
else
{
//Display an error
return(-1);
}
}
//Add a new user to the database and hash their password
public int Register(string firstname, string surname, string email, string password, string usertype, string username, string cellphone, string address)
{
//Check if the user exists
var checkuser = (from u in db.Users
where u.User_Email.Equals(email)
select u).FirstOrDefault();
if (checkuser == null)
{
var newUser = new User
{
//Assign the new users data to the database
User_FirstName = firstname,
User_Surname = surname,
User_Email = email,
//Hash their password
User_Password = Secrecy.HashPassword(password),
User_Name = username,
User_Address = address,
User_Cellphone = cellphone,
USer_Type = usertype
};
//Submit to the database
db.Users.InsertOnSubmit(newUser);
try
{
//Submit the changes
db.SubmitChanges();
return(1);
}
catch (Exception ex)
{
//Show an error if something goes wrong
ex.GetBaseException();
return(-1);
}
}
else
{
//Return 0 if it is successful
return(0);
}
}
