element-ios/Riot/Modules/Call/Dialpad/DialpadViewController.swift

410 lines
16 KiB
Swift

// File created from simpleScreenTemplate
// $ createSimpleScreen.sh Dialpad Dialpad
/*
Copyright 2020 New Vector Ltd
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
import UIKit
import libPhoneNumber_iOS
@objc protocol DialpadViewControllerDelegate: AnyObject {
@objc optional func dialpadViewControllerDidTapCall(_ viewController: DialpadViewController,
withPhoneNumber phoneNumber: String)
@objc optional func dialpadViewControllerDidTapClose(_ viewController: DialpadViewController)
@objc optional func dialpadViewControllerDidTapDigit(_ viewController: DialpadViewController, digit: String)
}
@objcMembers
class DialpadViewController: UIViewController {
// MARK: Outlets
@IBOutlet private weak var phoneNumberTextFieldTopConstraint: NSLayoutConstraint! {
didSet {
if !configuration.showsTitle && !configuration.showsCloseButton {
phoneNumberTextFieldTopConstraint.constant = 0
}
}
}
@IBOutlet private weak var closeButton: UIButton! {
didSet {
closeButton.isHidden = !configuration.showsCloseButton
}
}
@IBOutlet private weak var titleLabel: UILabel! {
didSet {
titleLabel.isHidden = !configuration.showsTitle
}
}
@IBOutlet private weak var phoneNumberTextField: UITextField! {
didSet {
phoneNumberTextField.text = nil
// avoid showing keyboard on text field
phoneNumberTextField.inputView = UIView()
phoneNumberTextField.inputAccessoryView = UIView()
phoneNumberTextField.isUserInteractionEnabled = configuration.editingEnabled
}
}
@IBOutlet private weak var lineView: UIView!
@IBOutlet private weak var digitsStackView: UIStackView!
@IBOutlet private var digitButtons: [DialpadButton]!
@IBOutlet private weak var backspaceButton: DialpadActionButton! {
didSet {
backspaceButton.type = .backspace
backspaceButton.isHidden = !configuration.showsBackspaceButton
}
}
@IBOutlet private weak var callButton: DialpadActionButton! {
didSet {
callButton.type = .call
callButton.isHidden = !configuration.showsCallButton
}
}
@IBOutlet private weak var spaceButton: UIButton! {
didSet {
spaceButton.isHidden = !configuration.showsBackspaceButton || !configuration.showsCallButton
}
}
// MARK: Private
private enum Constants {
static let sizeOniPad: CGSize = CGSize(width: 375, height: 667)
static let additionalTopInset: CGFloat = 20
static let digitButtonViewDatas: [Int: DialpadButton.ViewData] = [
-2: .init(title: "#", tone: 1211),
-1: .init(title: "*", tone: 1210),
0: .init(title: "0", tone: 1200, subtitle: "+"),
1: .init(title: "1", tone: 1201, showsSubtitleSpace: true),
2: .init(title: "2", tone: 1202, subtitle: "ABC"),
3: .init(title: "3", tone: 1203, subtitle: "DEF"),
4: .init(title: "4", tone: 1204, subtitle: "GHI"),
5: .init(title: "5", tone: 1205, subtitle: "JKL"),
6: .init(title: "6", tone: 1206, subtitle: "MNO"),
7: .init(title: "7", tone: 1207, subtitle: "PQRS"),
8: .init(title: "8", tone: 1208, subtitle: "TUV"),
9: .init(title: "9", tone: 1209, subtitle: "WXYZ")
]
}
private var wasCursorAtTheEnd: Bool = true
/// Phone number as formatted
private var phoneNumber: String = "" {
willSet {
if configuration.editingEnabled {
wasCursorAtTheEnd = isCursorAtTheEnd()
}
} didSet {
phoneNumberTextField.text = phoneNumber
if configuration.editingEnabled && wasCursorAtTheEnd {
moveCursorToTheEnd()
}
}
}
/// Phone number as non-formatted
var rawPhoneNumber: String {
return phoneNumber.vc_removingAllWhitespaces()
}
private var theme: Theme!
private var configuration: DialpadConfiguration!
// MARK: Public
weak var delegate: DialpadViewControllerDelegate?
// MARK: - Setup
class func instantiate(withConfiguration configuration: DialpadConfiguration = .default) -> DialpadViewController {
let viewController = StoryboardScene.DialpadViewController.initialScene.instantiate()
viewController.theme = ThemeService.shared().theme
viewController.configuration = configuration
return viewController
}
// MARK: - Life cycle
override func viewDidLoad() {
super.viewDidLoad()
// Do any additional setup after loading the view.
titleLabel.text = VectorL10n.dialpadTitle
self.registerThemeServiceDidChangeThemeNotification()
self.update(theme: self.theme)
// force orientation to portrait if phone
if UIDevice.current.isPhone {
UIDevice.current.setValue(UIInterfaceOrientation.portrait.rawValue, forKey: "orientation")
}
for button in digitButtons {
if let viewData = Constants.digitButtonViewDatas[button.tag] {
button.render(withViewData: viewData)
}
}
}
override func viewWillAppear(_ animated: Bool) {
super.viewWillAppear(animated)
AnalyticsScreenTracker.trackScreen(.dialpad)
}
override var preferredStatusBarStyle: UIStatusBarStyle {
return self.theme.statusBarStyle
}
override var supportedInterfaceOrientations: UIInterfaceOrientationMask {
// limit orientation to portrait only for phone
if UIDevice.current.isPhone {
return .portrait
}
return super.supportedInterfaceOrientations
}
override var shouldAutorotate: Bool {
return false
}
override var preferredInterfaceOrientationForPresentation: UIInterfaceOrientation {
if UIDevice.current.isPhone {
return .portrait
}
return super.preferredInterfaceOrientationForPresentation
}
// MARK: - Private
private func isCursorAtTheEnd() -> Bool {
guard let selectedRange = phoneNumberTextField.selectedTextRange else {
return true
}
if !selectedRange.isEmpty {
return false
}
let cursorEndPos = phoneNumberTextField.offset(from: phoneNumberTextField.beginningOfDocument, to: selectedRange.end)
return cursorEndPos == phoneNumber.count
}
private func moveCursorToTheEnd() {
guard let cursorPos = phoneNumberTextField.position(from: phoneNumberTextField.beginningOfDocument,
offset: phoneNumber.count) else { return }
phoneNumberTextField.selectedTextRange = phoneNumberTextField.textRange(from: cursorPos,
to: cursorPos)
}
private func reformatPhoneNumber() {
guard configuration.formattingEnabled, let phoneNumberUtil = NBPhoneNumberUtil.sharedInstance() else {
// no formatter
return
}
do {
// try formatting the number
if phoneNumber.hasPrefix("00") {
let range = phoneNumber.startIndex..<phoneNumber.index(phoneNumber.startIndex, offsetBy: 2)
phoneNumber.replaceSubrange(range, with: "+")
}
let nbPhoneNumber = try phoneNumberUtil.parse(rawPhoneNumber, defaultRegion: nil)
phoneNumber = try phoneNumberUtil.format(nbPhoneNumber, numberFormat: .INTERNATIONAL)
} catch {
// continue without formatting
}
}
private func update(theme: Theme) {
self.theme = theme
self.view.backgroundColor = theme.backgroundColor
if let navigationBar = self.navigationController?.navigationBar {
theme.applyStyle(onNavigationBar: navigationBar)
}
if theme.identifier == ThemeIdentifier.light.rawValue {
titleLabel.textColor = theme.noticeSecondaryColor
closeButton.setBackgroundImage(Asset.Images.closeButton.image.vc_tintedImage(usingColor: theme.tabBarUnselectedItemTintColor), for: .normal)
} else {
titleLabel.textColor = theme.baseTextSecondaryColor
closeButton.setBackgroundImage(Asset.Images.closeButton.image.vc_tintedImage(usingColor: theme.baseTextSecondaryColor), for: .normal)
}
phoneNumberTextField.textColor = theme.textPrimaryColor
lineView.backgroundColor = theme.lineBreakColor
updateThemesOfAllButtons(in: digitsStackView, with: theme)
}
private func updateThemesOfAllButtons(in view: UIView, with theme: Theme) {
if let button = view as? DialpadButton {
button.update(theme: theme)
} else {
for subview in view.subviews {
updateThemesOfAllButtons(in: subview, with: theme)
}
}
}
private func registerThemeServiceDidChangeThemeNotification() {
NotificationCenter.default.addObserver(self, selector: #selector(themeDidChange), name: .themeServiceDidChangeTheme, object: nil)
}
private func topSafeAreaInset() -> CGFloat {
guard let window = UIApplication.shared.keyWindow else {
return Constants.additionalTopInset
}
return window.safeAreaInsets.top + Constants.additionalTopInset
}
// MARK: - Actions
@objc private func themeDidChange() {
self.update(theme: ThemeService.shared().theme)
}
@IBAction private func closeButtonAction(_ sender: UIButton) {
delegate?.dialpadViewControllerDidTapClose?(self)
}
@IBAction private func digitButtonAction(_ sender: DialpadButton) {
guard let digitViewData = Constants.digitButtonViewDatas[sender.tag] else {
return
}
let digit = digitViewData.title
defer {
delegate?.dialpadViewControllerDidTapDigit?(self, digit: digit)
}
if configuration.playTones {
AudioServicesPlaySystemSound(digitViewData.tone)
}
if !configuration.editingEnabled {
phoneNumber += digit
return
}
if let selectedRange = phoneNumberTextField.selectedTextRange {
if isCursorAtTheEnd() {
phoneNumber += digit
reformatPhoneNumber()
return
}
let cursorStartPos = phoneNumberTextField.offset(from: phoneNumberTextField.beginningOfDocument, to: selectedRange.start)
let cursorEndPos = phoneNumberTextField.offset(from: phoneNumberTextField.beginningOfDocument, to: selectedRange.end)
phoneNumber.replaceSubrange((phoneNumber.index(phoneNumber.startIndex, offsetBy: cursorStartPos))..<(phoneNumber.index(phoneNumber.startIndex, offsetBy: cursorEndPos)), with: digit)
guard let cursorPos = phoneNumberTextField.position(from: phoneNumberTextField.beginningOfDocument,
offset: cursorEndPos + digit.count) else { return }
reformatPhoneNumber()
phoneNumberTextField.selectedTextRange = phoneNumberTextField.textRange(from: cursorPos,
to: cursorPos)
} else {
phoneNumber += digit
reformatPhoneNumber()
}
}
@IBAction private func backspaceButtonAction(_ sender: DialpadActionButton) {
defer {
delegate?.dialpadViewControllerDidTapDigit?(self, digit: "")
}
if phoneNumber.isEmpty {
return
}
if !configuration.editingEnabled {
phoneNumber.removeLast()
return
}
if let selectedRange = phoneNumberTextField.selectedTextRange {
let cursorStartPos = phoneNumberTextField.offset(from: phoneNumberTextField.beginningOfDocument, to: selectedRange.start)
let cursorEndPos = phoneNumberTextField.offset(from: phoneNumberTextField.beginningOfDocument, to: selectedRange.end)
let rangePos: UITextPosition!
if selectedRange.isEmpty {
// just caret, remove one char from the cursor position
if cursorStartPos == 0 {
// already at the beginning of the text, no more text to remove here
return
}
phoneNumber.replaceSubrange((phoneNumber.index(phoneNumber.startIndex, offsetBy: cursorStartPos-1))..<(phoneNumber.index(phoneNumber.startIndex, offsetBy: cursorEndPos)), with: "")
rangePos = phoneNumberTextField.position(from: phoneNumberTextField.beginningOfDocument,
offset: cursorStartPos-1)
} else {
// really some text selected, remove selected range of text
phoneNumber.replaceSubrange((phoneNumber.index(phoneNumber.startIndex, offsetBy: cursorStartPos))..<(phoneNumber.index(phoneNumber.startIndex, offsetBy: cursorEndPos)), with: "")
rangePos = phoneNumberTextField.position(from: phoneNumberTextField.beginningOfDocument,
offset: cursorStartPos)
}
reformatPhoneNumber()
guard let cursorPos = rangePos else { return }
phoneNumberTextField.selectedTextRange = phoneNumberTextField.textRange(from: cursorPos,
to: cursorPos)
} else {
phoneNumber.removeLast()
reformatPhoneNumber()
}
}
@IBAction private func callButtonAction(_ sender: DialpadActionButton) {
phoneNumber = phoneNumberTextField.text ?? ""
delegate?.dialpadViewControllerDidTapCall?(self, withPhoneNumber: rawPhoneNumber)
}
}
// MARK: - CustomSizedPresentable
extension DialpadViewController: CustomSizedPresentable {
func customSize(withParentContainerSize containerSize: CGSize) -> CGSize {
if UIDevice.current.isPhone {
return CGSize(width: containerSize.width, height: containerSize.height - topSafeAreaInset())
}
return Constants.sizeOniPad
}
func position(withParentContainerSize containerSize: CGSize) -> CGPoint {
let mySize = customSize(withParentContainerSize: containerSize)
if UIDevice.current.isPhone {
return CGPoint(x: 0, y: topSafeAreaInset())
}
return CGPoint(x: (containerSize.width - mySize.width)/2,
y: (containerSize.height - mySize.height)/2)
}
}