Example #1
0
        /// <summary>
        /// Checks if all fields are empty or not. If username and password is not empty
        /// logs in the user
        /// </summary>
        private void Login()
        {
            UsersList = Task.Run(async() => await usersServices.GetUsersAsync()).Result;

            if (string.IsNullOrEmpty(Username) || string.IsNullOrEmpty(Password))
            {
                Application.Current.MainPage.DisplayAlert("Empty values", "Please enter Username and Password", "OK");
            }
            else
            {
                //Executes when login button is clicked
                if (DataCollections.UserExists(Username, Password, UsersList))
                {
                    Application.Current.MainPage.DisplayAlert("Login Success", "", "OK");
                    Application.Current.MainPage.Navigation.PushAsync(new MainPage());
                }
                else
                {
                    Application.Current.MainPage.DisplayAlert("Login Fail", "Please enter correct username and password", "OK");
                }
            }
        }