436 lines
17 KiB
Objective-C
436 lines
17 KiB
Objective-C
//
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// Copyright (c) 2020 Open Whisper Systems. All rights reserved.
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//
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#import "SelectThreadViewController.h"
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#import "BlockListUIUtils.h"
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#import "ContactTableViewCell.h"
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#import "ContactsViewHelper.h"
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#import "Environment.h"
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#import "OWSContactsManager.h"
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#import "OWSSearchBar.h"
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#import "OWSTableViewController.h"
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#import "ThreadViewHelper.h"
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#import "UIFont+OWS.h"
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#import "UIView+OWS.h"
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#import <SignalCoreKit/NSString+OWS.h>
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#import <SignalMessaging/SignalMessaging-Swift.h>
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#import <SignalServiceKit/PhoneNumber.h>
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#import <SignalServiceKit/SignalAccount.h>
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#import <SignalServiceKit/SignalServiceKit-Swift.h>
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#import <SignalServiceKit/TSAccountManager.h>
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#import <SignalServiceKit/TSContactThread.h>
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#import <SignalServiceKit/TSThread.h>
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NS_ASSUME_NONNULL_BEGIN
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@interface SelectThreadViewController () <OWSTableViewControllerDelegate,
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ThreadViewHelperDelegate,
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ContactsViewHelperDelegate,
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UISearchBarDelegate,
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FindByPhoneNumberDelegate,
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UIDatabaseSnapshotDelegate>
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@property (nonatomic, readonly) ContactsViewHelper *contactsViewHelper;
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@property (nonatomic, readonly) FullTextSearcher *fullTextSearcher;
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@property (nonatomic, readonly) ThreadViewHelper *threadViewHelper;
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@property (nonatomic, readonly) OWSTableViewController *tableViewController;
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@property (nonatomic, readonly) UISearchBar *searchBar;
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@end
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#pragma mark -
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@implementation SelectThreadViewController
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#pragma mark - Dependencies
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- (SDSDatabaseStorage *)databaseStorage
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{
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return SDSDatabaseStorage.shared;
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}
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#pragma mark -
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- (void)loadView
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{
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[super loadView];
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self.navigationItem.leftBarButtonItem =
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[[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemStop
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target:self
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action:@selector(dismissPressed:)];
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self.view.backgroundColor = Theme.backgroundColor;
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_contactsViewHelper = [[ContactsViewHelper alloc] initWithDelegate:self];
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_fullTextSearcher = FullTextSearcher.shared;
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_threadViewHelper = [ThreadViewHelper new];
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_threadViewHelper.delegate = self;
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[self.databaseStorage appendUIDatabaseSnapshotDelegate:self];
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[self createViews];
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[self updateTableContents];
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}
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- (void)createViews
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{
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OWSAssertDebug(self.selectThreadViewDelegate);
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// Search
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UISearchBar *searchBar = [OWSSearchBar new];
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_searchBar = searchBar;
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searchBar.delegate = self;
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searchBar.placeholder = NSLocalizedString(@"SEARCH_BYNAMEORNUMBER_PLACEHOLDER_TEXT", @"");
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[searchBar sizeToFit];
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UIView *header = [self.selectThreadViewDelegate createHeaderWithSearchBar:searchBar];
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if (!header) {
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header = searchBar;
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}
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[self.view addSubview:header];
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[header autoPinWidthToSuperview];
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[header autoPinToTopLayoutGuideOfViewController:self withInset:0];
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[header setCompressionResistanceVerticalHigh];
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[header setContentHuggingVerticalHigh];
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// Table
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_tableViewController = [OWSTableViewController new];
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_tableViewController.delegate = self;
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_tableViewController.customSectionHeaderFooterBackgroundColor = Theme.backgroundColor;
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[self.view addSubview:self.tableViewController.view];
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[self.tableViewController.view autoPinEdgeToSuperviewSafeArea:ALEdgeLeading];
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[self.tableViewController.view autoPinEdgeToSuperviewSafeArea:ALEdgeTrailing];
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[_tableViewController.view autoPinEdge:ALEdgeTop toEdge:ALEdgeBottom ofView:header];
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[_tableViewController.view autoPinEdgeToSuperviewEdge:ALEdgeBottom];
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self.tableViewController.tableView.rowHeight = UITableViewAutomaticDimension;
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self.tableViewController.tableView.estimatedRowHeight = 60;
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}
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#pragma mark - UIDatabaseSnapshotDelegate
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- (void)uiDatabaseSnapshotWillUpdate
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{
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OWSAssertIsOnMainThread();
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OWSAssertDebug(AppReadiness.isAppReady);
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}
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- (void)uiDatabaseSnapshotDidUpdateWithDatabaseChanges:(id<UIDatabaseChanges>)databaseChanges
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{
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OWSAssertIsOnMainThread();
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OWSAssertDebug(AppReadiness.isAppReady);
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if (![databaseChanges didUpdateModelWithCollection:TSThread.collection]) {
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return;
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}
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[self updateTableContents];
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}
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- (void)uiDatabaseSnapshotDidUpdateExternally
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{
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OWSAssertIsOnMainThread();
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OWSAssertDebug(AppReadiness.isAppReady);
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[self updateTableContents];
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}
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- (void)uiDatabaseSnapshotDidReset
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{
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OWSAssertIsOnMainThread();
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OWSAssertDebug(AppReadiness.isAppReady);
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[self updateTableContents];
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}
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#pragma mark - UISearchBarDelegate
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- (void)searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)searchText
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{
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[self updateTableContents];
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}
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- (void)searchBarSearchButtonClicked:(UISearchBar *)searchBar
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{
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[self updateTableContents];
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}
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- (void)searchBarCancelButtonClicked:(UISearchBar *)searchBar
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{
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[self updateTableContents];
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}
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- (void)searchBarResultsListButtonClicked:(UISearchBar *)searchBar
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{
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[self updateTableContents];
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}
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- (void)searchBar:(UISearchBar *)searchBar selectedScopeButtonIndexDidChange:(NSInteger)selectedScope
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{
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[self updateTableContents];
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}
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#pragma mark - Table Contents
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- (void)updateTableContents
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{
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__weak SelectThreadViewController *weakSelf = self;
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ContactsViewHelper *helper = self.contactsViewHelper;
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OWSTableContents *contents = [OWSTableContents new];
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OWSTableSection *findByPhoneSection = [OWSTableSection new];
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[findByPhoneSection
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addItem:[OWSTableItem disclosureItemWithText:NSLocalizedString(@"NEW_CONVERSATION_FIND_BY_PHONE_NUMBER",
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@"A label the cell that lets you add a new member to a group.")
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customRowHeight:UITableViewAutomaticDimension
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actionBlock:^{
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FindByPhoneNumberViewController *viewController =
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[[FindByPhoneNumberViewController alloc] initWithDelegate:weakSelf
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buttonText:nil
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requiresRegisteredNumber:YES];
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[weakSelf.navigationController pushViewController:viewController
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animated:YES];
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}]];
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[contents addSection:findByPhoneSection];
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// Existing threads are listed first, ordered by most recently active
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OWSTableSection *recentChatsSection = [OWSTableSection new];
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recentChatsSection.headerTitle = NSLocalizedString(
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@"SELECT_THREAD_TABLE_RECENT_CHATS_TITLE", @"Table section header for recently active conversations");
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__block NSArray<TSThread *> *filteredThreads;
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[self.databaseStorage uiReadWithBlock:^(SDSAnyReadTransaction *transaction) {
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filteredThreads = [self filteredThreadsWithTransaction:transaction];
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}];
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for (TSThread *thread in filteredThreads) {
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[recentChatsSection
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addItem:[OWSTableItem
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itemWithCustomCellBlock:^{
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SelectThreadViewController *strongSelf = weakSelf;
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OWSCAssertDebug(strongSelf);
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// To be consistent with the threads (above), we use ContactTableViewCell
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// instead of ConversationListCell to present contacts and threads.
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ContactTableViewCell *cell = [ContactTableViewCell new];
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BOOL isBlocked = [helper isThreadBlocked:thread];
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if (isBlocked) {
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cell.accessoryMessage = MessageStrings.conversationIsBlocked;
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}
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[strongSelf.databaseStorage uiReadWithBlock:^(SDSAnyReadTransaction *transaction) {
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[cell configureWithThread:thread transaction:transaction];
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if (!cell.hasAccessoryText) {
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// Don't add a disappearing messages indicator if we've already added a "blocked"
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// label.
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__block OWSDisappearingMessagesConfiguration *disappearingMessagesConfiguration;
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disappearingMessagesConfiguration =
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[thread disappearingMessagesConfigurationWithTransaction:transaction];
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if (disappearingMessagesConfiguration
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&& disappearingMessagesConfiguration.isEnabled) {
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DisappearingTimerConfigurationView *disappearingTimerConfigurationView =
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[[DisappearingTimerConfigurationView alloc]
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initWithDurationSeconds:disappearingMessagesConfiguration
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.durationSeconds];
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disappearingTimerConfigurationView.tintColor = Theme.middleGrayColor;
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[disappearingTimerConfigurationView autoSetDimensionsToSize:CGSizeMake(44, 44)];
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[cell ows_setAccessoryView:disappearingTimerConfigurationView];
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}
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}
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}];
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return cell;
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}
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customRowHeight:UITableViewAutomaticDimension
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actionBlock:^{
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typeof(self) strongSelf = weakSelf;
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if (!strongSelf) {
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return;
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}
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BOOL isBlocked = [helper isThreadBlocked:thread];
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if (isBlocked && ![strongSelf.selectThreadViewDelegate canSelectBlockedContact]) {
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[BlockListUIUtils
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showUnblockThreadActionSheet:thread
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fromViewController:strongSelf
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completionBlock:^(BOOL isStillBlocked) {
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if (!isStillBlocked) {
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[strongSelf.selectThreadViewDelegate threadWasSelected:thread];
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}
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}];
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return;
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}
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[strongSelf.selectThreadViewDelegate threadWasSelected:thread];
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}]];
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}
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if (recentChatsSection.itemCount > 0) {
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[contents addSection:recentChatsSection];
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}
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// Contacts who don't yet have a thread are listed last
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OWSTableSection *otherContactsSection = [OWSTableSection new];
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otherContactsSection.headerTitle = NSLocalizedString(
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@"SELECT_THREAD_TABLE_OTHER_CHATS_TITLE", @"Table section header for conversations you haven't recently used.");
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__block NSArray<SignalAccount *> *filteredSignalAccounts;
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[self.databaseStorage uiReadWithBlock:^(SDSAnyReadTransaction *transaction) {
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filteredSignalAccounts = [self filteredSignalAccountsWithTransaction:transaction];
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}];
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for (SignalAccount *signalAccount in filteredSignalAccounts) {
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[otherContactsSection
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addItem:[OWSTableItem
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itemWithCustomCellBlock:^{
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ContactTableViewCell *cell = [ContactTableViewCell new];
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BOOL isBlocked = [helper isSignalServiceAddressBlocked:signalAccount.recipientAddress];
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if (isBlocked) {
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cell.accessoryMessage = MessageStrings.conversationIsBlocked;
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}
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[cell configureWithRecipientAddress:signalAccount.recipientAddress];
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return cell;
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}
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customRowHeight:UITableViewAutomaticDimension
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actionBlock:^{
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[weakSelf signalAccountWasSelected:signalAccount];
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}]];
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}
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if (otherContactsSection.itemCount > 0) {
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[contents addSection:otherContactsSection];
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}
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if (recentChatsSection.itemCount + otherContactsSection.itemCount < 1) {
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OWSTableSection *emptySection = [OWSTableSection new];
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[emptySection
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addItem:[OWSTableItem
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softCenterLabelItemWithText:NSLocalizedString(@"SETTINGS_BLOCK_LIST_NO_CONTACTS",
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@"A label that indicates the user has no Signal contacts.")]];
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[contents addSection:emptySection];
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}
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self.tableViewController.contents = contents;
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}
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- (void)signalAccountWasSelected:(SignalAccount *)signalAccount
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{
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OWSAssertDebug(signalAccount);
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OWSAssertDebug(self.selectThreadViewDelegate);
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ContactsViewHelper *helper = self.contactsViewHelper;
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if ([helper isSignalServiceAddressBlocked:signalAccount.recipientAddress]
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&& ![self.selectThreadViewDelegate canSelectBlockedContact]) {
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__weak SelectThreadViewController *weakSelf = self;
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[BlockListUIUtils showUnblockSignalAccountActionSheet:signalAccount
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fromViewController:self
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completionBlock:^(BOOL isBlocked) {
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if (!isBlocked) {
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[weakSelf signalAccountWasSelected:signalAccount];
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}
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}];
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return;
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}
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__block TSThread *thread = nil;
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DatabaseStorageWrite(self.databaseStorage, ^(SDSAnyWriteTransaction *transaction) {
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thread = [TSContactThread getOrCreateThreadWithContactAddress:signalAccount.recipientAddress
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transaction:transaction];
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});
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OWSAssertDebug(thread);
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[self.selectThreadViewDelegate threadWasSelected:thread];
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}
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#pragma mark - Filter
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- (NSArray<TSThread *> *)filteredThreadsWithTransaction:(SDSAnyReadTransaction *)transaction
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{
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NSString *searchTerm = [[self.searchBar text] ows_stripped];
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return [self.fullTextSearcher filterThreads:self.threadViewHelper.threads
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withSearchText:searchTerm
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transaction:transaction];
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}
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- (NSArray<SignalAccount *> *)filteredSignalAccountsWithTransaction:(SDSAnyReadTransaction *)transaction
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{
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// We don't want to show a 1:1 thread with Alice and Alice's contact,
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// so we de-duplicate by recipientId.
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NSArray<TSThread *> *threads = self.threadViewHelper.threads;
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NSMutableSet<SignalServiceAddress *> *contactAddressesToIgnore = [NSMutableSet new];
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for (TSThread *thread in threads) {
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if ([thread isKindOfClass:[TSContactThread class]]) {
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TSContactThread *contactThread = (TSContactThread *)thread;
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[contactAddressesToIgnore addObject:contactThread.contactAddress];
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}
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}
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NSString *searchString = self.searchBar.text;
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NSArray<SignalAccount *> *matchingAccounts =
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[self.contactsViewHelper signalAccountsMatchingSearchString:searchString transaction:transaction];
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return [matchingAccounts
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filteredArrayUsingPredicate:[NSPredicate predicateWithBlock:^BOOL(SignalAccount *signalAccount,
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NSDictionary<NSString *, id> *_Nullable bindings) {
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return ![contactAddressesToIgnore containsObject:signalAccount.recipientAddress];
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}]];
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}
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#pragma mark - Events
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- (void)dismissPressed:(id)sender
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{
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[self.searchBar resignFirstResponder];
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[self dismissViewControllerAnimated:YES completion:nil];
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}
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#pragma mark - OWSTableViewControllerDelegate
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- (void)tableViewWillBeginDragging
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{
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[self.searchBar resignFirstResponder];
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}
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#pragma mark - ThreadViewHelperDelegate
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- (void)threadListDidChange
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{
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[self updateTableContents];
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}
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#pragma mark - ContactsViewHelperDelegate
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- (void)contactsViewHelperDidUpdateContacts
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{
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[self updateTableContents];
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}
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- (BOOL)shouldHideLocalNumber
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{
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return NO;
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}
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#pragma mark - FindByPhoneNumberDelegate
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- (void)findByPhoneNumber:(FindByPhoneNumberViewController *)findByPhoneNumber
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didSelectAddress:(SignalServiceAddress *)address
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{
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SignalAccount *signalAccount = [self.contactsViewHelper fetchOrBuildSignalAccountForAddress:address];
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[self signalAccountWasSelected:signalAccount];
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}
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@end
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NS_ASSUME_NONNULL_END
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