element-ios/Riot/Modules/Settings/DeactivateAccount/DeactivateAccountViewContro...

373 lines
14 KiB
Objective-C

/*
Copyright 2018-2024 New Vector Ltd.
SPDX-License-Identifier: AGPL-3.0-only
Please see LICENSE in the repository root for full details.
*/
#import "DeactivateAccountViewController.h"
#import <SafariServices/SafariServices.h>
#import "ThemeService.h"
#import "GeneratedInterface-Swift.h"
#pragma mark - Defines & Constants
static CGFloat const kButtonCornerRadius = 5.0;
static CGFloat const kTextFontSize = 15.0;
#pragma mark - Private Interface
@interface DeactivateAccountViewController () <DeactivateAccountServiceDelegate, SFSafariViewControllerDelegate>
#pragma mark - Outlets
@property (weak, nonatomic) IBOutlet UILabel *deactivateAccountInfosLabel;
@property (weak, nonatomic) IBOutlet UILabel *forgetMessagesInfoLabel;
@property (weak, nonatomic) IBOutlet UIButton *forgetMessageButton;
@property (weak, nonatomic) IBOutlet UIButton *deactivateAcccountButton;
#pragma mark - Private Properties
@property (strong, nonatomic) NSDictionary *normalStringAttributes;
@property (strong, nonatomic) NSDictionary *emphasizeStringAttributes;
@property (strong, nonatomic) MXKErrorAlertPresentation *errorPresentation;
@property (weak, nonatomic) id <NSObject> themeDidChangeNotificationObserver;
@property (nonatomic) AnalyticsScreenTracker *screenTracker;
@property (nonatomic) DeactivateAccountService *deactivateAccountService;
@end
#pragma mark - Implementation
@implementation DeactivateAccountViewController
#pragma mark - Setup & Teardown
+ (DeactivateAccountViewController*)instantiateWithMatrixSession:(MXSession*)matrixSession
{
DeactivateAccountViewController* viewController = [[UIStoryboard storyboardWithName:NSStringFromClass([DeactivateAccountViewController class]) bundle:[NSBundle mainBundle]] instantiateInitialViewController];
[viewController addMatrixSession:matrixSession];
return viewController;
}
- (void)finalizeInit
{
[super finalizeInit];
self.screenTracker = [[AnalyticsScreenTracker alloc] initWithScreen:AnalyticsScreenDeactivateAccount];
}
- (void)destroy
{
id<NSObject> notificationObserver = self.themeDidChangeNotificationObserver;
if (notificationObserver)
{
[[NSNotificationCenter defaultCenter] removeObserver:notificationObserver];
}
[super destroy];
}
#pragma mark - View life cycle
- (void)viewDidLoad
{
[super viewDidLoad];
// Do any additional setup after loading the view.
self.title = [VectorL10n deactivateAccountTitle];
[self setupViews];
self.errorPresentation = [[MXKErrorAlertPresentation alloc] init];
[self registerThemeNotification];
self.deactivateAccountService = [[DeactivateAccountService alloc] initWithSession:self.mainSession];
self.deactivateAccountService.delegate = self;
}
- (void)viewWillAppear:(BOOL)animated
{
[super viewWillAppear:animated];
[self userInterfaceThemeDidChange];
[self.screenTracker trackScreen];
}
- (void)viewDidLayoutSubviews
{
[super viewDidLayoutSubviews];
[self.deactivateAcccountButton.layer setCornerRadius:kButtonCornerRadius];
}
- (UIStatusBarStyle)preferredStatusBarStyle
{
return ThemeService.shared.theme.statusBarStyle;
}
#pragma mark - Private
- (void)registerThemeNotification
{
self.themeDidChangeNotificationObserver = [[NSNotificationCenter defaultCenter] addObserverForName:kThemeServiceDidChangeThemeNotification object:nil queue:[NSOperationQueue mainQueue] usingBlock:^(NSNotification *notif) {
[self userInterfaceThemeDidChange];
}];
}
- (void)userInterfaceThemeDidChange
{
[ThemeService.shared.theme applyStyleOnNavigationBar:self.navigationController.navigationBar];
self.activityIndicator.backgroundColor = ThemeService.shared.theme.overlayBackgroundColor;
self.view.backgroundColor = ThemeService.shared.theme.backgroundColor;
self.forgetMessageButton.tintColor = ThemeService.shared.theme.tintColor;
[self updateStringAttributes];
[self updateNavigationBar];
[self updateDeactivateAcccountButton];
[self updateDeactivateAccountInfosLabel];
[self updateForgetMessagesInfoLabel];
[self setNeedsStatusBarAppearanceUpdate];
}
- (void)updateStringAttributes
{
self.normalStringAttributes = @{
NSFontAttributeName: [UIFont systemFontOfSize:kTextFontSize],
NSForegroundColorAttributeName: ThemeService.shared.theme.textPrimaryColor
};
self.emphasizeStringAttributes = @{
NSFontAttributeName: [UIFont systemFontOfSize:kTextFontSize weight:UIFontWeightBold],
NSForegroundColorAttributeName: ThemeService.shared.theme.textPrimaryColor
};
}
- (void)setupViews
{
// Cancel bar button
UIBarButtonItem *cancelBarButtonItem = [[UIBarButtonItem alloc] initWithTitle:[VectorL10n cancel] style:UIBarButtonItemStylePlain target:self action:@selector(cancelButtonAction:)];
self.navigationItem.rightBarButtonItem = cancelBarButtonItem;
// Deactivate button
// Adjust button font size for small devices
self.deactivateAcccountButton.titleLabel.adjustsFontSizeToFitWidth = YES;
self.deactivateAcccountButton.titleLabel.minimumScaleFactor = 0.5;
self.deactivateAcccountButton.titleLabel.baselineAdjustment = UIBaselineAdjustmentAlignCenters;
self.deactivateAcccountButton.layer.masksToBounds = YES;
[self.deactivateAcccountButton setTitle:[VectorL10n deactivateAccountValidateAction] forState:UIControlStateNormal];
}
- (void)updateNavigationBar
{
self.navigationController.navigationBar.titleTextAttributes = @{ NSForegroundColorAttributeName: ThemeService.shared.theme.warningColor };
}
- (void)updateDeactivateAcccountButton
{
self.deactivateAcccountButton.backgroundColor = ThemeService.shared.theme.tintColor;
[self.deactivateAcccountButton setTitleColor:ThemeService.shared.theme.headerTextSecondaryColor forState:UIControlStateDisabled];
}
- (void)updateDeactivateAccountInfosLabel
{
NSMutableAttributedString *attributedString = [[NSMutableAttributedString alloc] init];
[attributedString appendAttributedString:[[NSAttributedString alloc] initWithString:[VectorL10n deactivateAccountInformationsPart1] attributes:self.normalStringAttributes]];
[attributedString appendAttributedString:[[NSAttributedString alloc] initWithString:[VectorL10n deactivateAccountInformationsPart2Emphasize] attributes:self.emphasizeStringAttributes]];
[attributedString appendAttributedString:[[NSAttributedString alloc] initWithString:[VectorL10n deactivateAccountInformationsPart3] attributes:self.normalStringAttributes]];
[attributedString appendAttributedString:[[NSAttributedString alloc] initWithString:[VectorL10n deactivateAccountInformationsPart4Emphasize] attributes:self.emphasizeStringAttributes]];
[attributedString appendAttributedString:[[NSAttributedString alloc] initWithString:[VectorL10n deactivateAccountInformationsPart5] attributes:self.normalStringAttributes]];
[self.deactivateAccountInfosLabel setAttributedText:attributedString];
}
- (void)updateForgetMessagesInfoLabel
{
NSMutableAttributedString *attributedString = [[NSMutableAttributedString alloc] init];
[attributedString appendAttributedString:[[NSAttributedString alloc] initWithString:[VectorL10n deactivateAccountForgetMessagesInformationPart1] attributes:self.normalStringAttributes]];
[attributedString appendAttributedString:[[NSAttributedString alloc] initWithString:[VectorL10n deactivateAccountForgetMessagesInformationPart2Emphasize] attributes:self.emphasizeStringAttributes]];
[attributedString appendAttributedString:[[NSAttributedString alloc] initWithString:[VectorL10n deactivateAccountForgetMessagesInformationPart3] attributes:self.normalStringAttributes]];
[self.forgetMessagesInfoLabel setAttributedText:attributedString];
}
- (void)enableUserActions:(BOOL)enableUserActions
{
self.navigationItem.rightBarButtonItem.enabled = enableUserActions;
self.forgetMessageButton.userInteractionEnabled = enableUserActions;
self.deactivateAcccountButton.enabled = enableUserActions;
}
- (void)presentPasswordRequiredAlertWithSubmitHandler:(void (^)(NSString *password))submitHandler
cancelHandler:(dispatch_block_t)cancelHandler
{
UIAlertController *alert = [UIAlertController alertControllerWithTitle:[VectorL10n deactivateAccountPasswordAlertTitle]
message:[VectorL10n deactivateAccountPasswordAlertMessage] preferredStyle:UIAlertControllerStyleAlert];
[alert addTextFieldWithConfigurationHandler:^(UITextField *textField) {
textField.secureTextEntry = YES;
textField.placeholder = nil;
textField.keyboardType = UIKeyboardTypeDefault;
}];
[alert addAction:[UIAlertAction actionWithTitle:[VectorL10n cancel]
style:UIAlertActionStyleCancel
handler:^(UIAlertAction * action) {
if (cancelHandler)
{
cancelHandler();
}
}]];
__weak typeof(self) weakSelf = self;
[alert addAction:[UIAlertAction actionWithTitle:[VectorL10n submit]
style:UIAlertActionStyleDefault
handler:^(UIAlertAction * action) {
UITextField *textField = alert.textFields.firstObject;
typeof(weakSelf) strongSelf = weakSelf;
if (strongSelf)
{
NSString *password = textField.text;
if (submitHandler)
{
submitHandler(password);
}
}
}]];
[self presentViewController:alert animated:YES completion:nil];
}
- (void)startLoading
{
[self enableUserActions:NO];
[self startActivityIndicator];
}
- (void)stopLoading
{
[self stopActivityIndicator];
[self enableUserActions:YES];
}
- (void)handleError:(NSError *)error
{
[self stopLoading];
[self.errorPresentation presentErrorFromViewController:self forError:error animated:YES handler:nil];
}
#pragma mark - Actions
- (void)cancelButtonAction:(id)sender
{
[self.delegate deactivateAccountViewControllerDidCancel:self];
}
- (IBAction)forgetMessagesButtonAction:(UIButton*)sender
{
self.forgetMessageButton.selected = !self.forgetMessageButton.selected;
}
- (IBAction)deactivateAccountButtonAction:(id)sender
{
[self startLoading];
MXWeakify(self);
[self.deactivateAccountService checkAuthenticationWithSuccess:^(enum DeactivateAccountAuthentication authentication, NSURL * _Nullable fallbackURL) {
MXStrongifyAndReturnIfNil(self);
switch (authentication) {
case DeactivateAccountAuthenticationAuthenticated:
MXLogDebug(@"[DeactivateAccountViewController] Deactivation endpoint has already been authenticated. Continuing deactivation.")
[self.deactivateAccountService deactivateWithEraseAccount:self.forgetMessageButton.isSelected];
break;
case DeactivateAccountAuthenticationRequiresPassword:
[self presentPasswordPrompt];
break;
case DeactivateAccountAuthenticationRequiresFallback:
if (fallbackURL) [self presentFallbackForURL:fallbackURL];
break;
}
} failure:^(NSError * _Nonnull error) {
MXStrongifyAndReturnIfNil(self);
[self handleError:error];
}];
}
#pragma mark - Password
- (void)presentPasswordPrompt
{
MXLogDebug(@"[DeactivateAccountViewController] Show password prompt.")
MXWeakify(self);
[self presentPasswordRequiredAlertWithSubmitHandler:^(NSString *password) {
MXStrongifyAndReturnIfNil(self);
[self.deactivateAccountService deactivateWith:password eraseAccount:self.forgetMessageButton.isSelected];
} cancelHandler:^() {
MXStrongifyAndReturnIfNil(self);
[self stopLoading];
}];
}
#pragma mark - Fallback
- (void)presentFallbackForURL:(NSURL *)url
{
MXLogDebug(@"[DeactivateAccountViewController] Show fallback for url: %@", url)
SFSafariViewController *safariViewController = [[SFSafariViewController alloc] initWithURL:url];
safariViewController.modalPresentationStyle = UIModalPresentationFormSheet;
safariViewController.delegate = self;
[self presentViewController:safariViewController animated:YES completion:nil];
}
- (void)safariViewControllerDidFinish:(SFSafariViewController *)controller
{
// There is no indication from the fallback page or the UIAService whether this was successful so attempt to deactivate.
// It will fail (and display an error to the user) if the fallback page was dismissed.
MXLogDebug(@"[DeactivateAccountViewController] safariViewControllerDidFinish: Completing deactivation after fallback.")
[self.deactivateAccountService deactivateWithEraseAccount:self.forgetMessageButton.isSelected];
}
#pragma mark - DeactivateAccountServiceDelegate
- (void)deactivateAccountServiceDidEncounterError:(NSError *)error
{
MXLogDebug(@"[DeactivateAccountViewController] Failed to deactivate account");
[self handleError:error];
}
- (void)deactivateAccountServiceDidCompleteDeactivation
{
MXLogDebug(@"[DeactivateAccountViewController] Deactivate account with success");
[self.delegate deactivateAccountViewControllerDidDeactivateWithSuccess:self];
}
@end