362 lines
14 KiB
Objective-C
362 lines
14 KiB
Objective-C
/*
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Copyright 2024 New Vector Ltd.
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Copyright 2017 Vector Creations Ltd
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SPDX-License-Identifier: AGPL-3.0-only
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Please see LICENSE in the repository root for full details.
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*/
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#import "DirectoryServerPickerViewController.h"
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#import "DirectoryServerTableViewCell.h"
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#import "DirectoryServerDetailTableViewCell.h"
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#import "GeneratedInterface-Swift.h"
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@interface DirectoryServerPickerViewController ()
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{
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MXKDirectoryServersDataSource *dataSource;
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// Observe kAppDelegateDidTapStatusBarNotification to handle tap on clock status bar.
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id kAppDelegateDidTapStatusBarNotificationObserver;
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void (^onCompleteBlock)(id<MXKDirectoryServerCellDataStoring> cellData);
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// Current alert (if any).
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UIAlertController *currentAlert;
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// Current request in progress.
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MXHTTPOperation *mxCurrentOperation;
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// Observe kThemeServiceDidChangeThemeNotification to handle user interface theme change.
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id kThemeServiceDidChangeThemeNotificationObserver;
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}
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@property (nonatomic) AnalyticsScreenTracker *screenTracker;
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@end
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@implementation DirectoryServerPickerViewController
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- (void)finalizeInit
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{
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[super finalizeInit];
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// Setup `MXKViewControllerHandling` properties
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self.enableBarTintColorStatusChange = NO;
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self.rageShakeManager = [RageShakeManager sharedManager];
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self.screenTracker = [[AnalyticsScreenTracker alloc] initWithScreen:AnalyticsScreenSwitchDirectory];
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}
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- (void)destroy
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{
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dataSource.delegate = nil;
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dataSource = nil;
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onCompleteBlock = nil;
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if (kThemeServiceDidChangeThemeNotificationObserver)
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{
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[[NSNotificationCenter defaultCenter] removeObserver:kThemeServiceDidChangeThemeNotificationObserver];
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kThemeServiceDidChangeThemeNotificationObserver = nil;
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}
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if (kAppDelegateDidTapStatusBarNotificationObserver)
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{
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[[NSNotificationCenter defaultCenter] removeObserver:kAppDelegateDidTapStatusBarNotificationObserver];
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kAppDelegateDidTapStatusBarNotificationObserver = nil;
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}
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// Close any pending actionsheet
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if (currentAlert)
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{
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[currentAlert dismissViewControllerAnimated:NO completion:nil];
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currentAlert = nil;
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}
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if (mxCurrentOperation)
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{
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[mxCurrentOperation cancel];
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mxCurrentOperation = nil;
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}
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[super destroy];
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}
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- (void)viewDidLoad
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{
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[super viewDidLoad];
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self.title = [VectorL10n directoryServerPickerTitle];
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self.tableView.delegate = self;
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// Register view cell classes
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[self.tableView registerClass:DirectoryServerTableViewCell.class forCellReuseIdentifier:DirectoryServerTableViewCell.defaultReuseIdentifier];
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[self.tableView registerClass:DirectoryServerDetailTableViewCell.class forCellReuseIdentifier:DirectoryServerDetailTableViewCell.defaultReuseIdentifier];
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// Add a cancel button
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self.navigationItem.leftBarButtonItem = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemCancel target:self action:@selector(onCancel:)];
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self.navigationItem.leftBarButtonItem.accessibilityIdentifier = @"DirectoryServerPickerVCCancelButton";
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// Add a + button
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self.navigationItem.rightBarButtonItem = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemAdd target:self action:@selector(onAdd:)];
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self.navigationItem.rightBarButtonItem.accessibilityIdentifier = @"DirectoryServerPickerVCAddButton";
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// Hide line separators of empty cells
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self.tableView.tableFooterView = [[UIView alloc] init];
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// Observe user interface theme change.
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kThemeServiceDidChangeThemeNotificationObserver = [[NSNotificationCenter defaultCenter] addObserverForName:kThemeServiceDidChangeThemeNotification object:nil queue:[NSOperationQueue mainQueue] usingBlock:^(NSNotification *notif) {
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[self userInterfaceThemeDidChange];
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}];
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[self userInterfaceThemeDidChange];
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}
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- (void)userInterfaceThemeDidChange
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{
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[ThemeService.shared.theme applyStyleOnNavigationBar:self.navigationController.navigationBar];
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self.activityIndicator.backgroundColor = ThemeService.shared.theme.overlayBackgroundColor;
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// Check the table view style to select its bg color.
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self.tableView.backgroundColor = ((self.tableView.style == UITableViewStylePlain) ? ThemeService.shared.theme.backgroundColor : ThemeService.shared.theme.headerBackgroundColor);
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self.view.backgroundColor = self.tableView.backgroundColor;
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self.tableView.separatorColor = ThemeService.shared.theme.lineBreakColor;
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if (self.tableView.dataSource)
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{
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[self.tableView reloadData];
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}
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[self setNeedsStatusBarAppearanceUpdate];
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}
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- (UIStatusBarStyle)preferredStatusBarStyle
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{
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return ThemeService.shared.theme.statusBarStyle;
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}
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- (void)viewWillAppear:(BOOL)animated
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{
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[super viewWillAppear:animated];
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// Observe kAppDelegateDidTapStatusBarNotificationObserver.
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kAppDelegateDidTapStatusBarNotificationObserver = [[NSNotificationCenter defaultCenter] addObserverForName:kAppDelegateDidTapStatusBarNotification object:nil queue:[NSOperationQueue mainQueue] usingBlock:^(NSNotification *notif) {
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[self.tableView setContentOffset:CGPointMake(-self.tableView.adjustedContentInset.left, -self.tableView.adjustedContentInset.top) animated:YES];
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}];
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[dataSource loadData];
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[self.screenTracker trackScreen];
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}
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- (void)viewWillDisappear:(BOOL)animated
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{
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if (kAppDelegateDidTapStatusBarNotificationObserver)
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{
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[[NSNotificationCenter defaultCenter] removeObserver:kAppDelegateDidTapStatusBarNotificationObserver];
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kAppDelegateDidTapStatusBarNotificationObserver = nil;
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}
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[super viewWillDisappear:animated];
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}
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- (void)displayWithDataSource:(MXKDirectoryServersDataSource*)theDataSource
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onComplete:(void (^)(id<MXKDirectoryServerCellDataStoring> cellData))onComplete;
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{
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dataSource = theDataSource;
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onCompleteBlock = onComplete;
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// Let the data source provide cells
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self.tableView.dataSource = dataSource;
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dataSource.delegate = self;
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}
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#pragma mark - MXKDataSourceDelegate
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- (Class<MXKCellRendering>)cellViewClassForCellData:(MXKCellData*)cellData
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{
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id<MXKDirectoryServerCellDataStoring> directoryCellData = (id<MXKDirectoryServerCellDataStoring>)cellData;
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if (directoryCellData.homeserver)
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{
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return DirectoryServerDetailTableViewCell.class;
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}
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return DirectoryServerTableViewCell.class;
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}
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- (NSString *)cellReuseIdentifierForCellData:(MXKCellData*)cellData
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{
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id<MXKDirectoryServerCellDataStoring> directoryCellData = (id<MXKDirectoryServerCellDataStoring>)cellData;
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if (directoryCellData.homeserver)
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{
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return DirectoryServerDetailTableViewCell.defaultReuseIdentifier;
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}
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return DirectoryServerTableViewCell.defaultReuseIdentifier;
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}
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- (void)dataSource:(MXKDataSource*)dataSource didCellChange:(id /* @TODO*/)changes
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{
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[self.tableView reloadData];
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}
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- (void)dataSource:(MXKDataSource*)dataSource2 didStateChange:(MXKDataSourceState)state
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{
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if (state == MXKDataSourceStatePreparing)
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{
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[self startActivityIndicator];
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}
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else
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{
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[self stopActivityIndicator];
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[self.tableView reloadData];
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}
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}
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#pragma mark - UITableViewDelegate
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- (void)tableView:(UITableView *)tableView willDisplayCell:(UITableViewCell *)cell forRowAtIndexPath:(NSIndexPath *)indexPath;
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{
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cell.backgroundColor = ThemeService.shared.theme.backgroundColor;
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// Update the selected background view
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if (ThemeService.shared.theme.selectedBackgroundColor)
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{
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cell.selectedBackgroundView = [[UIView alloc] init];
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cell.selectedBackgroundView.backgroundColor = ThemeService.shared.theme.selectedBackgroundColor;
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}
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else
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{
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if (tableView.style == UITableViewStylePlain)
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{
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cell.selectedBackgroundView = nil;
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}
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else
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{
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cell.selectedBackgroundView.backgroundColor = nil;
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}
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}
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}
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- (CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath
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{
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return DirectoryServerTableViewCell.cellHeight;
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}
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- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath
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{
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id<MXKDirectoryServerCellDataStoring> cellData = [dataSource cellDataAtIndexPath:indexPath];
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if (onCompleteBlock)
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{
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onCompleteBlock(cellData);
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}
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[self withdrawViewControllerAnimated:YES completion:nil];
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}
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#pragma mark - User actions
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- (IBAction)onCancel:(id)sender
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{
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if (onCompleteBlock)
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{
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onCompleteBlock(nil);
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}
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[self withdrawViewControllerAnimated:YES completion:nil];
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}
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- (IBAction)onAdd:(id)sender
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{
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__weak typeof(self) weakSelf = self;
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[currentAlert dismissViewControllerAnimated:NO completion:nil];
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// Prompt the user to enter a homeserver
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currentAlert = [UIAlertController alertControllerWithTitle:nil message:[VectorL10n directoryServerTypeHomeserver] preferredStyle:UIAlertControllerStyleAlert];
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[currentAlert addTextFieldWithConfigurationHandler:^(UITextField *textField) {
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textField.secureTextEntry = NO;
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textField.placeholder = [VectorL10n directoryServerPlaceholder];
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textField.keyboardType = UIKeyboardTypeDefault;
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}];
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[currentAlert addAction:[UIAlertAction actionWithTitle:[VectorL10n cancel]
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style:UIAlertActionStyleDefault
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handler:^(UIAlertAction * action) {
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if (weakSelf)
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{
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typeof(self) self = weakSelf;
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self->currentAlert = nil;
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}
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}]];
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[currentAlert addAction:[UIAlertAction actionWithTitle:[VectorL10n ok]
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style:UIAlertActionStyleDefault
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handler:^(UIAlertAction * action) {
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if (weakSelf)
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{
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typeof(self) self = weakSelf;
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NSString *text = [self->currentAlert textFields].firstObject.text;
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self->currentAlert = nil;
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NSString *homeserver = text;
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if (homeserver.length)
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{
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// Test if the homeserver exists
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[self.activityIndicator startAnimating];
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self->mxCurrentOperation = [self->dataSource.mxSession.matrixRestClient publicRoomsOnServer:homeserver limit:20 since:nil filter:nil thirdPartyInstanceId:nil includeAllNetworks:YES success:^(MXPublicRoomsResponse *publicRoomsResponse) {
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if (weakSelf && self->mxCurrentOperation)
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{
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// The homeserver is valid
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self->mxCurrentOperation = nil;
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[self.activityIndicator stopAnimating];
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if (self->onCompleteBlock)
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{
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// Prepare response argument
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MXKDirectoryServerCellData *cellData = [[MXKDirectoryServerCellData alloc] initWithHomeserver:homeserver includeAllNetworks:YES];
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self->onCompleteBlock(cellData);
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}
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[self withdrawViewControllerAnimated:YES completion:nil];
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}
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} failure:^(NSError *error) {
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if (weakSelf && self->mxCurrentOperation)
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{
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// The homeserver is not valid
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self->mxCurrentOperation = nil;
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[self.activityIndicator stopAnimating];
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[[AppDelegate theDelegate] showErrorAsAlert:error];
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}
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}];
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}
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}
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}]];
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[self presentViewController:currentAlert animated:YES completion:nil];
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}
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@end
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