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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
import UIKit
import Onboarding
protocol HomeViewControllerDelegate: AnyObject {
func homeViewControllerDidTapShareTrackers(_ controller: HomeViewController, sender: UIButton)
func homeViewControllerDidTapTip(_ controller: HomeViewController, tip: TipManager.Tip)
func homeViewControllerDidTouchEmptyArea(_ controller: HomeViewController)
}
class HomeViewController: UIViewController {
weak var delegate: HomeViewControllerDelegate?
private lazy var tipView: UIView = {
let tipView = UIView()
tipView.translatesAutoresizingMaskIntoConstraints = false
return tipView
}()
private lazy var textLogo: UIImageView = {
let textLogo = UIImageView()
textLogo.image = AppInfo.isKlar ? #imageLiteral(resourceName: "img_klar_wordmark") : #imageLiteral(resourceName: "img_focus_wordmark")
textLogo.contentMode = .scaleAspectFit
textLogo.translatesAutoresizingMaskIntoConstraints = false
return textLogo
}()
private let tipManager: TipManager
private lazy var tipsViewController = TipsPageViewController(
tipManager: tipManager,
tipTapped: didTap(tip:),
tapOutsideAction: dismissKeyboard
)
var onboardingEventsHandler: OnboardingEventsHandling!
let toolbar: HomeViewToolbar = {
let toolbar = HomeViewToolbar()
toolbar.translatesAutoresizingMaskIntoConstraints = false
return toolbar
}()
var tipViewConstraints: [NSLayoutConstraint] = []
var textLogoTopConstraints: [NSLayoutConstraint] = []
deinit {
NotificationCenter.default.removeObserver(self)
}
init(tipManager: TipManager) {
self.tipManager = tipManager
super.init(nibName: nil, bundle: nil)
}
override func viewDidLoad() {
super.viewDidLoad()
rotated()
NotificationCenter.default.addObserver(self, selector: #selector(rotated), name: UIDevice.orientationDidChangeNotification, object: nil)
self.view.addSubview(textLogo)
self.view.addSubview(toolbar)
self.view.addSubview(tipView)
NSLayoutConstraint.activate([
textLogo.centerXAnchor.constraint(equalTo: self.view.centerXAnchor),
textLogo.topAnchor.constraint(equalTo: self.view.centerYAnchor, constant: UIConstants.layout.textLogoOffset),
textLogo.leadingAnchor.constraint(equalTo: self.view.leadingAnchor, constant: UIConstants.layout.textLogoMargin),
textLogo.trailingAnchor.constraint(equalTo: self.view.trailingAnchor, constant: -UIConstants.layout.textLogoMargin)
])
tipViewConstraints = [
tipView.bottomAnchor.constraint(equalTo: toolbar.topAnchor, constant: UIConstants.layout.tipViewBottomOffset),
tipView.leadingAnchor.constraint(equalTo: self.view.leadingAnchor),
tipView.trailingAnchor.constraint(equalTo: self.view.trailingAnchor),
tipView.heightAnchor.constraint(equalToConstant: UIConstants.layout.tipViewHeight)
]
NSLayoutConstraint.activate(tipViewConstraints)
NSLayoutConstraint.activate([
toolbar.bottomAnchor.constraint(equalTo: self.view.bottomAnchor),
toolbar.leadingAnchor.constraint(equalTo: self.view.safeAreaLayoutGuide.leadingAnchor),
toolbar.trailingAnchor.constraint(equalTo: self.view.safeAreaLayoutGuide.trailingAnchor)
])
refreshTipsDisplay()
install(tipsViewController, on: tipView)
}
required init?(coder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
func refreshTipsDisplay() {
tipsViewController.setupPageController(
with: .showEmpty(
controller: ShareTrackersViewController(
trackerTitle: tipManager.shareTrackersDescription(),
shareTap: { [weak self] sender in
guard let self = self else { return }
self.delegate?.homeViewControllerDidTapShareTrackers(self, sender: sender)
}
)))
}
@objc private func rotated() {
if UIApplication.shared.orientation?.isLandscape == true {
if UIDevice.current.userInterfaceIdiom == .pad {
// On iPad in landscape we only show the tips.
hideTextLogo()
showTips()
} else {
// On iPhone in landscape we show neither.
hideTextLogo()
hideTips()
}
} else {
// In portrait on any form factor we show both.
showTextLogo()
showTips()
}
}
private func hideTextLogo() {
textLogo.isHidden = true
}
private func showTextLogo() {
textLogo.isHidden = false
}
private func hideTips() {
tipsViewController.view.isHidden = true
}
private func showTips() {
tipsViewController.view.isHidden = false
}
func updateUI(urlBarIsActive: Bool, isBrowsing: Bool = false) {
toolbar.isHidden = urlBarIsActive
NSLayoutConstraint.deactivate(tipViewConstraints)
tipViewConstraints = [
tipView.leadingAnchor.constraint(equalTo: self.view.leadingAnchor),
tipView.trailingAnchor.constraint(equalTo: self.view.trailingAnchor),
tipView.heightAnchor.constraint(equalToConstant: UIConstants.layout.tipViewHeight),
tipView.centerXAnchor.constraint(equalTo: self.view.centerXAnchor)
]
if isBrowsing {
tipViewConstraints.append(tipView.heightAnchor.constraint(equalToConstant: 0))
}
if urlBarIsActive {
tipViewConstraints.append(tipView.bottomAnchor.constraint(equalTo: self.view.bottomAnchor))
} else {
tipViewConstraints.append(tipView.bottomAnchor.constraint(equalTo: toolbar.topAnchor, constant: UIConstants.layout.tipViewBottomOffset))
}
NSLayoutConstraint.activate(tipViewConstraints)
if UIScreen.main.bounds.height == UIConstants.layout.iPhoneSEHeight {
NSLayoutConstraint.deactivate(textLogoTopConstraints)
textLogoTopConstraints = [self.textLogo.topAnchor.constraint(equalTo: self.view.centerYAnchor, constant: urlBarIsActive ? UIConstants.layout.textLogoOffsetSmallDevice : UIConstants.layout.textLogoOffset)]
NSLayoutConstraint.activate(textLogoTopConstraints)
}
}
private func didTap(tip: TipManager.Tip) {
delegate?.homeViewControllerDidTapTip(self, tip : tip)
}
private func dismissKeyboard() {
delegate?.homeViewControllerDidTouchEmptyArea(self)
}
}