458 lines
16 KiB
Objective-C
458 lines
16 KiB
Objective-C
/*
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Copyright 2015 OpenMarket Ltd
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Copyright 2017 Vector Creations Ltd
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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#import "DirectoryViewController.h"
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#import "PublicRoomsDirectoryDataSource.h"
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#import "GeneratedInterface-Swift.h"
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@interface DirectoryViewController () <RoomNotificationSettingsCoordinatorBridgePresenterDelegate, RoomContextActionServiceDelegate>
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{
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PublicRoomsDirectoryDataSource *dataSource;
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// Observe kAppDelegateDidTapStatusBarNotification to handle tap on clock status bar.
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id kAppDelegateDidTapStatusBarNotificationObserver;
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// The animated view displayed at the table view bottom when paginating
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UIView* footerSpinnerView;
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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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@property (nonatomic, strong) RoomNotificationSettingsCoordinatorBridgePresenter *roomNotificationSettingsCoordinatorBridgePresenter;
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@property (nonatomic, strong) PublicRoomContextMenuProvider *contextMenuProvider;
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@end
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@implementation DirectoryViewController
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- (void)finalizeInit
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{
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[super finalizeInit];
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self.contextMenuProvider = [PublicRoomContextMenuProvider new];
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self.contextMenuProvider.serviceDelegate = self;
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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:AnalyticsScreenRoomDirectory];
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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 directoryTitle];
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self.tableView.delegate = self;
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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)destroy
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{
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[super destroy];
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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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}
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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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[self.tableView reloadData];
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[self.screenTracker trackScreen];
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}
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- (void)viewDidAppear:(BOOL)animated
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{
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[super viewDidAppear:animated];
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// Release the current selected item (room/contact...) except if the second view controller is still visible (see splitViewController.isCollapsed condition)
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if (self.splitViewController && self.splitViewController.isCollapsed)
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{
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[[AppDelegate theDelegate].masterTabBarController releaseSelectedItem];
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}
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else
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{
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// In case of split view controller where the primary and secondary view controllers are displayed side-by-side onscreen,
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// the selected room (if any) is highlighted.
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[self refreshCurrentSelectedCell:YES];
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}
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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)displayWitDataSource:(PublicRoomsDirectoryDataSource *)dataSource2
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{
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// Let the data source provide cells
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dataSource = dataSource2;
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self.tableView.dataSource = dataSource;
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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 72;
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}
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- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath
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{
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MXPublicRoom *publicRoom = [dataSource roomAtIndexPath:indexPath];
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[self showRoomWithPublicRoom:publicRoom];
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}
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- (void)scrollViewDidScroll:(UIScrollView *)scrollView
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{
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// Trigger inconspicuous pagination when user scrolls down
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if ((scrollView.contentSize.height - scrollView.contentOffset.y - scrollView.frame.size.height) < 300)
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{
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[self triggerPagination];
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}
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}
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#pragma mark - Private methods
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- (void)showRoomWithId:(NSString*)roomId inMatrixSession:(MXSession*)mxSession
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{
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ScreenPresentationParameters *presentationParameters = [[ScreenPresentationParameters alloc] initWithRestoreInitialDisplay:NO stackAboveVisibleViews:NO];
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RoomNavigationParameters *parameters = [[RoomNavigationParameters alloc] initWithRoomId:roomId
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eventId:nil
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mxSession:mxSession
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threadParameters:nil
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presentationParameters:presentationParameters];
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Analytics.shared.viewRoomTrigger = AnalyticsViewRoomTriggerRoomDirectory;
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[[AppDelegate theDelegate] showRoomWithParameters:parameters];
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}
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- (void)showRoomPreviewWithData:(RoomPreviewData*)roomPreviewData
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{
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Analytics.shared.joinedRoomTrigger = AnalyticsJoinedRoomTriggerRoomDirectory;
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ScreenPresentationParameters *presentationParameters = [[ScreenPresentationParameters alloc] initWithRestoreInitialDisplay:NO stackAboveVisibleViews:NO];
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RoomPreviewNavigationParameters *parameters = [[RoomPreviewNavigationParameters alloc] initWithPreviewData:roomPreviewData presentationParameters:presentationParameters];
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[[AppDelegate theDelegate] showRoomPreviewWithParameters:parameters];
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}
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- (void)refreshCurrentSelectedCell:(BOOL)forceVisible
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{
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MasterTabBarController *masterTabBarController = [AppDelegate theDelegate].masterTabBarController;
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// Update here the index of the current selected cell (if any) - Useful in landscape mode with split view controller.
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NSIndexPath *currentSelectedCellIndexPath = nil;
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if (masterTabBarController.selectedRoomId)
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{
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// Look for the rank of this selected room in displayed recents
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currentSelectedCellIndexPath = [dataSource cellIndexPathWithRoomId:masterTabBarController.selectedRoomId andMatrixSession:masterTabBarController.selectedRoomSession];
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}
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if (currentSelectedCellIndexPath)
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{
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// Select the right row
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[self.tableView selectRowAtIndexPath:currentSelectedCellIndexPath animated:YES scrollPosition:UITableViewScrollPositionNone];
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if (forceVisible)
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{
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// Scroll table view to make the selected row appear at second position
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NSInteger topCellIndexPathRow = currentSelectedCellIndexPath.row ? currentSelectedCellIndexPath.row - 1: currentSelectedCellIndexPath.row;
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NSIndexPath* indexPath = [NSIndexPath indexPathForRow:topCellIndexPathRow inSection:currentSelectedCellIndexPath.section];
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[self.tableView scrollToRowAtIndexPath:indexPath atScrollPosition:UITableViewScrollPositionTop animated:NO];
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}
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}
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else
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{
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NSIndexPath *indexPath = [self.tableView indexPathForSelectedRow];
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if (indexPath)
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{
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[self.tableView deselectRowAtIndexPath:indexPath animated:NO];
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}
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}
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}
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- (void)triggerPagination
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{
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if (dataSource.hasReachedPaginationEnd || footerSpinnerView)
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{
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// We got all public rooms or we are already paginating
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// Do nothing
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return;
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}
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[self addSpinnerFooterView];
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__weak __typeof(self) weakSelf = self;
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[dataSource paginate:^(NSUInteger roomsAdded) {
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if (weakSelf)
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{
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__strong __typeof(weakSelf) self = weakSelf;
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if (roomsAdded)
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{
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[self.tableView reloadData];
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}
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[self removeSpinnerFooterView];
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}
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} failure:^(NSError *error) {
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if (weakSelf)
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{
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__strong __typeof(weakSelf) self = weakSelf;
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[self removeSpinnerFooterView];
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}
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}];
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}
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- (void)addSpinnerFooterView
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{
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if (!footerSpinnerView)
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{
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UIActivityIndicatorView* spinner = [[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge];
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spinner.transform = CGAffineTransformMakeScale(0.75f, 0.75f);
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CGRect frame = spinner.frame;
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frame.size.height = 80; // 80 * 0.75 = 60
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spinner.bounds = frame;
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spinner.color = [UIColor darkGrayColor];
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spinner.hidesWhenStopped = NO;
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spinner.backgroundColor = [UIColor clearColor];
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[spinner startAnimating];
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// No need to manage constraints here, iOS defines them
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self.tableView.tableFooterView = footerSpinnerView = spinner;
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}
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}
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- (void)removeSpinnerFooterView
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{
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if (footerSpinnerView)
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{
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footerSpinnerView = nil;
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// Hide line separators of empty cells
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self.tableView.tableFooterView = [[UIView alloc] init];;
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}
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}
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- (void)showRoomWithPublicRoom:(MXPublicRoom*)publicRoom
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{
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// Check whether the user has already joined the selected public room
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if ([dataSource.mxSession isJoinedOnRoom:publicRoom.roomId])
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{
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// Open the public room.
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[self showRoomWithId:publicRoom.roomId inMatrixSession:dataSource.mxSession];
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}
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else
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{
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// Preview the public room
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if (publicRoom.worldReadable)
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{
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RoomPreviewData *roomPreviewData = [[RoomPreviewData alloc] initWithPublicRoom:publicRoom andSession:dataSource.mxSession];
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[self startActivityIndicator];
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// Try to get more information about the room before opening its preview
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[roomPreviewData peekInRoom:^(BOOL succeeded) {
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[self stopActivityIndicator];
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[self showRoomPreviewWithData:roomPreviewData];
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}];
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}
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else
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{
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RoomPreviewData *roomPreviewData = [[RoomPreviewData alloc] initWithPublicRoom:publicRoom andSession:dataSource.mxSession];
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[self showRoomPreviewWithData:roomPreviewData];
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}
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}
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}
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- (void)changeRoomNotificationSettingsForRoomWithId:(NSString*)roomId
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{
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MXRoom *room = [dataSource.mxSession roomWithRoomId:roomId];
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if (room)
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{
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// navigate
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self.roomNotificationSettingsCoordinatorBridgePresenter = [[RoomNotificationSettingsCoordinatorBridgePresenter alloc] initWithRoom:room];
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self.roomNotificationSettingsCoordinatorBridgePresenter.delegate = self;
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[self.roomNotificationSettingsCoordinatorBridgePresenter presentFrom:self animated:YES];
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}
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}
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#pragma mark - Context Menu
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- (UIContextMenuConfiguration *)tableView:(UITableView *)tableView contextMenuConfigurationForRowAtIndexPath:(NSIndexPath *)indexPath point:(CGPoint)point API_AVAILABLE(ios(13.0))
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{
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MXPublicRoom *publicRoom = [dataSource roomAtIndexPath:indexPath];
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UITableViewCell *cell = [tableView cellForRowAtIndexPath:indexPath];
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if (!publicRoom || !cell)
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{
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return nil;
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}
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return [self.contextMenuProvider contextMenuConfigurationWith:publicRoom from:cell session:dataSource.mxSession];
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}
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- (void)tableView:(UITableView *)tableView willPerformPreviewActionForMenuWithConfiguration:(UIContextMenuConfiguration *)configuration animator:(id<UIContextMenuInteractionCommitAnimating>)animator API_AVAILABLE(ios(13.0))
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{
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MXPublicRoom *publicRoom = [self.contextMenuProvider publicRoomFrom:configuration.identifier];
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if (!publicRoom)
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{
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return;
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}
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[animator addCompletion:^{
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[self showRoomWithPublicRoom:publicRoom];
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}];
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}
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#pragma mark - RoomContextActionServiceDelegate
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- (void)roomContextActionServiceDidJoinRoom:(id<RoomContextActionServiceProtocol>)service
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{
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// Nothing to do here
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}
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- (void)roomContextActionServiceDidLeaveRoom:(id<RoomContextActionServiceProtocol>)service
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{
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// Nothing to do here
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}
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- (void)roomContextActionService:(id<RoomContextActionServiceProtocol>)service presentAlert:(UIAlertController *)alertController
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{
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[self presentViewController:alertController animated:YES completion:nil];
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}
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- (void)roomContextActionService:(id<RoomContextActionServiceProtocol>)service updateActivityIndicator:(BOOL)isActive
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{
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if (isActive)
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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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}
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}
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- (void)roomContextActionService:(id<RoomContextActionServiceProtocol>)service showRoomNotificationSettingsForRoomWithId:(NSString *)roomId
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{
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[self changeRoomNotificationSettingsForRoomWithId:roomId];
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}
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#pragma mark - RoomNotificationSettingsCoordinatorBridgePresenterDelegate
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-(void)roomNotificationSettingsCoordinatorBridgePresenterDelegateDidComplete:(RoomNotificationSettingsCoordinatorBridgePresenter *)coordinatorBridgePresenter
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{
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[coordinatorBridgePresenter dismissWithAnimated:YES completion:nil];
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self.roomNotificationSettingsCoordinatorBridgePresenter = nil;
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}
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@end
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