/// <summary>
/// Deletes a user from the database
/// </summary>
/// <param name="userId">id of the user to delete</param>
/// <returns>false if there is no such user in the database</returns>
public static bool DeleteUser(int userId)
{
bool success = false;
DataBase db = DataBase.GetInstance();
db.SetConnections(Constants.PATH);
db.LoadUsers();
success = db.Users.Remove(db.GetUserById(userId));
db.CommitUsers();
return(success);
}
/// <summary>
/// Method adds new user to database
/// </summary>
/// <param name="newName">new user's name</param>
/// <param name="newPassword">new user's password</param>
/// <param name="rolesIdes">List of Ides of user's roles</param>
/// <returns></returns>
public static bool AddNewUser(string newName, string newPassword, List <int> rolesIdes)
{
if (CheckNameExistence(newName) == true)
{
return(false);
}
DataBase db = DataBase.GetInstance();
db.SetConnections(Constants.PATH);
db.LoadUsers();
db.Add(new User(db.Users.Last().Id + 1, newName, newPassword, rolesIdes));
db.CommitUsers();
return(true);
}
/// <summary>
/// Method removes user's role
/// </summary>
/// <param name="userId">User's idNumber</param>
/// <param name="roleId">The role's id to remove</param>
/// <returns>True if role was successfully removed </returns>
public static bool RemoveUsersRole(int userId, int roleId)
{
DataBase db = DataBase.GetInstance();
db.SetConnections(Constants.PATH);
db.LoadUsers();
foreach (User user in db.Users)
{
if (user.Id == userId)
{
user.RolesId.Remove(roleId);
return(true);
}
}
db.CommitUsers();
return(false);
}