400 lines
14 KiB
C#
400 lines
14 KiB
C#
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using System;
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using System.Net.Mail;
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using UnityEngine;
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using UnityEngine.Assertions;
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using UnityEngine.UIElements;
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/// <summary>
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/// class to handle the account view ui
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/// </summary>
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public class AccountUI : MonoBehaviour
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{
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/// <summary>
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/// state of the account view
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/// </summary>
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private enum State
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{
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UnassociatedState, // (start)
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NotSignedIn, // initial
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AfterContinue, // after
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SignedIn // post
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}
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/// <summary>
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/// current state of the account view
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/// </summary>
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[SerializeField] private State state = State.UnassociatedState;
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/// <summary>
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/// account view header text
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/// </summary>
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private Label _header;
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/// <summary>
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/// username text field
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/// </summary>
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private TextField _usernameField;
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/// <summary>
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/// email text field
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/// </summary>
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private TextField _emailField;
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/// <summary>
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/// password text field
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/// </summary>
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private TextField _passwordField;
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/// <summary>
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/// button to update the username
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/// </summary>
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private Button _usernameUpdateButton;
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/// <summary>
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/// button to update the email
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/// </summary>
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private Button _emailUpdateButton;
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/// <summary>
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/// button to update the password
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/// </summary>
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private Button _passwordUpdateButton;
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/// <summary>
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/// accompanying text for the account input fields, used when an error/notice is needed
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/// </summary>
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private Label _accompanyingText;
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/// <summary>
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/// either 'continue', 'log in', or 'sign out' button
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/// (in order of 'initial', 'after', and 'post' states)
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/// </summary>
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private Button _primaryActionButton;
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/// <summary>
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/// either 'forgot password' or 'create an account'
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/// (in order of 'initial' and 'after' states, is hidden in 'post' state)
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/// </summary>
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private Button _secondaryActionButton;
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/// <summary>
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/// function to subscribe button events to their respective functions
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/// </summary>
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public void OnEnable()
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{
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var ui = GetComponent<UIDocument>().rootVisualElement;
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_header = ui.Q<Label>("AccountHeader");
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_usernameField = ui.Q<TextField>("UsernameField");
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_emailField = ui.Q<TextField>("EmailField");
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_passwordField = ui.Q<TextField>("PasswordField");
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_usernameUpdateButton = ui.Q<Button>("UsernameUpdateButton");
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_usernameUpdateButton.clicked += OnUsernameUpdateButtonClick;
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_emailUpdateButton = ui.Q<Button>("EmailUpdateButton");
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_emailUpdateButton.clicked += OnEmailUpdateButtonClick;
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_passwordUpdateButton = ui.Q<Button>("PasswordUpdateButton");
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_passwordUpdateButton.clicked += OnPasswordUpdateButtonClick;
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_accompanyingText = ui.Q<Label>("AccompanyingText");
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_primaryActionButton = ui.Q<Button>("PrimaryActionButton");
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_primaryActionButton.clicked += OnPrimaryActionButtonClick;
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_secondaryActionButton = ui.Q<Button>("SecondaryActionButton");
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_secondaryActionButton.clicked += OnSecondaryActionButtonClick;
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TransitionStateTo(State.NotSignedIn);
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}
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public void Start()
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{
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if (state == State.UnassociatedState)
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{
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throw new Exception("unreachable state");
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}
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}
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private void TransitionStateTo(State newState, bool keepAccompanyingText = false)
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{
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// if we're transitioning to the same state, do nothing
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if (state == newState) return;
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// else, hide the accompanying text
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if (!keepAccompanyingText) _accompanyingText.style.display = DisplayStyle.None;
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// hide update buttons if not signed in
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if (newState != State.SignedIn)
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{
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_usernameUpdateButton.style.display = DisplayStyle.None;
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_passwordUpdateButton.style.display = DisplayStyle.None;
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_emailUpdateButton.style.display = DisplayStyle.None;
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}
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else
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{
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_usernameUpdateButton.style.display = DisplayStyle.Flex;
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_passwordUpdateButton.style.display = DisplayStyle.Flex;
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_emailUpdateButton.style.display = DisplayStyle.Flex;
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}
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Debug.Log($"transitioning to {newState}");
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// set primary/secondary buttons
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switch (newState)
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{
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case State.NotSignedIn:
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_header.text = "You are not signed in.";
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_usernameField.style.display = DisplayStyle.None;
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_emailField.style.display = DisplayStyle.Flex;
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_passwordField.style.display = DisplayStyle.Flex;
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_primaryActionButton.style.display = DisplayStyle.Flex;
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_secondaryActionButton.style.display = DisplayStyle.Flex;
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_primaryActionButton.text = "Continue \u2192";
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_secondaryActionButton.text = "Forgot Password \u2192";
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break;
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case State.AfterContinue:
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_header.text = "You are not signed in.";
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_usernameField.style.display = DisplayStyle.None;
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_emailField.style.display = DisplayStyle.Flex;
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_passwordField.style.display = DisplayStyle.Flex;
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_primaryActionButton.style.display = DisplayStyle.Flex;
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_secondaryActionButton.style.display = DisplayStyle.Flex;
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_primaryActionButton.text = "Retry Log In \u2192";
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_secondaryActionButton.text = "Create an Account \u2192";
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break;
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case State.SignedIn:
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var username = GameManager.Instance.Backend.GetUsername();
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_header.text = string.IsNullOrEmpty(username) ? "You are signed in." : $"Signed in as {username}";
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_usernameField.style.display = DisplayStyle.Flex;
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_emailField.style.display = DisplayStyle.Flex;
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_passwordField.style.display = DisplayStyle.Flex;
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_usernameField.value = GameManager.Instance.Backend.GetUsername();
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_emailField.value = GameManager.Instance.Backend.GetUser().Email;
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_passwordField.value = "";
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_primaryActionButton.style.display = DisplayStyle.Flex;
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_secondaryActionButton.style.display = DisplayStyle.None;
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_primaryActionButton.text = "Sign Out \u2192";
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break;
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case State.UnassociatedState:
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default:
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throw new ArgumentOutOfRangeException();
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}
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state = newState;
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}
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/// <summary>
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/// validate the email and password fields
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/// </summary>
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/// <param name="emailField">the email field to validate</param>
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/// <param name="passwordField">the password field to validate</param>
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/// <exception cref="Exception">if the email or password fields are invalid</exception>
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private void ValidateFields(TextField emailField, TextField passwordField)
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{
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emailField.style.color = Color.black;
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passwordField.style.color = Color.black;
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// validate email
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try
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{
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var dot = emailField.value.LastIndexOf(".", StringComparison.Ordinal);
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// check if a dot exists
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Assert.IsTrue(dot != -1);
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// if a dot exists, check if the first part has the @ symbol
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// so emails like 'hello.bro@domain' are invalid (I mean, they are, but not for this)
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Assert.IsTrue(emailField.value.IndexOf("@", StringComparison.Ordinal) < dot);
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_ = new MailAddress(emailField.value);
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}
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catch
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{
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emailField.style.color = Color.red;
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throw new Exception("Invalid email.");
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}
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// validate password
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if (passwordField.value.Length >= 10) return;
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passwordField.style.color = Color.red;
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throw new Exception("Invalid password.");
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}
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private void OnUsernameUpdateButtonClick()
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{
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// TODO
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throw new NotImplementedException();
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}
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private void OnEmailUpdateButtonClick()
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{
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// TODO
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throw new NotImplementedException();
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}
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private void OnPasswordUpdateButtonClick()
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{
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// TODO
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throw new NotImplementedException();
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}
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private void OnPrimaryActionButtonClick()
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{
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switch (state)
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{
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// - continue button
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// (attempt to figure out to log in or give the option to create an account)
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// - log in button
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case State.NotSignedIn:
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case State.AfterContinue:
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try
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{
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ValidateFields(_emailField, _passwordField);
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}
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catch (Exception e)
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{
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_accompanyingText.style.display = DisplayStyle.Flex;
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_accompanyingText.text = e.Message;
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return;
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}
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GameManager.Instance.Backend.AuthenticateUser(
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_emailField.value,
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_passwordField.value,
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(result) =>
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{
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switch (result)
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{
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case Backend.AuthenticationResult.Ok:
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case Backend.AuthenticationResult.AlreadyAuthenticated:
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TransitionStateTo(State.SignedIn);
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break;
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case Backend.AuthenticationResult.NonExistentUser:
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TransitionStateTo(State.AfterContinue);
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break;
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case Backend.AuthenticationResult.InvalidEmail:
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_accompanyingText.style.display = DisplayStyle.Flex;
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_accompanyingText.text = "Invalid email. Please try again.";
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break;
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case Backend.AuthenticationResult.InvalidCredentials:
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_accompanyingText.style.display = DisplayStyle.Flex;
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_accompanyingText.text = "Invalid credentials. Please try again.";
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break;
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case Backend.AuthenticationResult.AlreadyExistingUser:
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case Backend.AuthenticationResult.GenericError:
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default:
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TransitionStateTo(State.AfterContinue);
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_accompanyingText.style.display = DisplayStyle.Flex;
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_accompanyingText.text = "Either the account does not exist, or there was an internal error. Try again.";
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break;
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}
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});
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break;
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// sign out button
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case State.SignedIn:
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GameManager.Instance.Backend.SignOutUser();
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TransitionStateTo(State.NotSignedIn);
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break;
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case State.UnassociatedState:
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default:
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throw new ArgumentOutOfRangeException();
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}
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}
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private void OnSecondaryActionButtonClick()
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{
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switch (state)
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{
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// forgot password button
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case State.NotSignedIn:
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throw new NotImplementedException();
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// create an account button
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case State.AfterContinue:
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try
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{
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ValidateFields(_emailField, _passwordField);
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}
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catch (Exception e)
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{
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_accompanyingText.style.display = DisplayStyle.Flex;
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_accompanyingText.text = e.Message;
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return;
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}
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// if the username field is hidden, show it and then immediately return
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if (_usernameField.style.display == DisplayStyle.None)
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{
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_usernameField.style.display = DisplayStyle.Flex;
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_accompanyingText.style.display = DisplayStyle.Flex;
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_accompanyingText.text = "Set a username for your account.";
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return;
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}
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GameManager.Instance.Backend.AuthenticateUser(
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_emailField.value,
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_passwordField.value,
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(result) =>
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{
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switch (result)
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{
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case Backend.AuthenticationResult.Ok:
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case Backend.AuthenticationResult.AlreadyAuthenticated:
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TransitionStateTo(State.SignedIn);
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break;
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case Backend.AuthenticationResult.InvalidEmail:
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_accompanyingText.style.display = DisplayStyle.Flex;
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_accompanyingText.text = "Invalid email. Please try again.";
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break;
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case Backend.AuthenticationResult.InvalidCredentials:
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_accompanyingText.style.display = DisplayStyle.Flex;
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_accompanyingText.text = "Invalid credentials. Please try again.";
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break;
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case Backend.AuthenticationResult.NonExistentUser:
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case Backend.AuthenticationResult.AlreadyExistingUser:
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case Backend.AuthenticationResult.GenericError:
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default:
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_accompanyingText.style.display = DisplayStyle.Flex;
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_accompanyingText.text = "An error occurred. Please try again.";
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Debug.LogError(result);
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break;
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}
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},
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true,
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_usernameField.value);
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break;
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case State.SignedIn:
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case State.UnassociatedState:
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default:
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throw new ArgumentOutOfRangeException();
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}
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}
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}
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