133 lines
5.2 KiB
Swift
133 lines
5.2 KiB
Swift
//
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// TimelinesPageViewController.swift
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// Tusker
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//
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// Created by Shadowfacts on 9/14/19.
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// Copyright © 2019 Shadowfacts. All rights reserved.
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//
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import UIKit
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import SwiftUI
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import Pachyderm
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import Combine
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class TimelinesPageViewController: SegmentedPageViewController<TimelinesPageViewController.Page> {
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private let homeTitle = NSLocalizedString("Home", comment: "home timeline tab title")
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private let federatedTitle = NSLocalizedString("Federated", comment: "federated timeline tab title")
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private let localTitle = NSLocalizedString("Local", comment: "local timeline tab title")
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weak var mastodonController: MastodonController!
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private var cancellables = Set<AnyCancellable>()
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init(mastodonController: MastodonController) {
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self.mastodonController = mastodonController
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let pages = mastodonController.accountPreferences.pinnedTimelines.map {
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Page(mastodonController: mastodonController, timeline: $0)
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}
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super.init(pages: pages) { page in
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let vc = TimelineViewController(for: page.timeline, mastodonController: page.mastodonController)
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vc.title = page.segmentedControlTitle
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vc.persistsState = true
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return vc
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}
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title = homeTitle
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tabBarItem.image = UIImage(systemName: "house.fill")
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let customizeItem = UIBarButtonItem(image: UIImage(systemName: "slider.horizontal.3"), style: .plain, target: self, action: #selector(customizePressed))
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customizeItem.accessibilityLabel = "Customize Timelines"
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navigationItem.rightBarButtonItem = customizeItem
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let jumpToPresentName = NSMutableAttributedString("Jump to Present")
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// otherwise it pronounces it as 'pɹizˈənt'
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// its IPA is also bad, this should be an alveolar approximant not a trill
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jumpToPresentName.addAttribute(.accessibilitySpeechIPANotation, value: "ˈprɛ.zənt", range: NSRange(location: "Jump to ".count, length: "Present".count))
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segmentedControl.accessibilityCustomActions = [
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UIAccessibilityCustomAction(attributedName: jumpToPresentName, actionHandler: { [unowned self] _ in
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guard let vc = currentViewController as? TimelineViewController else {
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return false
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}
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Task {
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await vc.checkPresent(jumpImmediately: true)
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}
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return true
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}),
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UIAccessibilityCustomAction(name: "Jump to Sync Position", actionHandler: { [unowned self] _ in
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guard let vc = currentViewController as? TimelineViewController else {
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return false
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}
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Task {
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_ = await vc.restoreState()
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}
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return true
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}),
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]
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mastodonController.accountPreferences.publisher(for: \.pinnedTimelinesData)
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.map { _ in () }
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.merge(with: NotificationCenter.default.publisher(for: .accountPreferencesChangedRemotely).map { _ in () })
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.sink { _ in
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let pages = self.mastodonController.accountPreferences.pinnedTimelines.map {
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Page(mastodonController: self.mastodonController, timeline: $0)
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}
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self.setPages(pages, animated: false)
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}
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.store(in: &cancellables)
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}
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required init?(coder: NSCoder) {
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fatalError("init(coder:) has not been implemented")
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}
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func selectTimeline(_ timeline: Timeline, animated: Bool) {
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self.selectPage(Page(mastodonController: mastodonController, timeline: timeline), animated: animated)
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}
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func stateRestorationActivity() -> NSUserActivity? {
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return (currentViewController as? TimelineViewController)?.stateRestorationActivity()
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}
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func restoreActivity(_ activity: NSUserActivity) {
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guard let timeline = UserActivityManager.getTimeline(from: activity) else {
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return
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}
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let page = Page(mastodonController: mastodonController, timeline: timeline)
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// the pinned timelines may have changed after an iCloud sync, in which case don't restore anything
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if pages.contains(page) {
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selectPage(page, animated: false)
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}
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}
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@objc private func customizePressed() {
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present(UIHostingController(rootView: CustomizeTimelinesView(mastodonController: mastodonController)), animated: true)
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}
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}
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extension TimelinesPageViewController {
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struct Page: SegmentedPageViewControllerPage {
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let mastodonController: MastodonController
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let timeline: Timeline
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static func ==(lhs: Page, rhs: Page) -> Bool {
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return lhs.timeline == rhs.timeline
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}
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func hash(into hasher: inout Hasher) {
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hasher.combine(timeline)
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}
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var segmentedControlTitle: String {
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if case let .list(id) = timeline,
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let list = try? mastodonController.persistentContainer.viewContext.fetch(ListMO.fetchRequest(id: id)).first {
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return list.title
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} else {
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return timeline.title
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}
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}
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}
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}
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