mirror of
https://github.com/Swiftgram/Telegram-iOS.git
synced 2025-06-16 05:55:20 +00:00
401 lines
18 KiB
Swift
401 lines
18 KiB
Swift
import Foundation
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import UIKit
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import SwiftSignalKit
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import AsyncDisplayKit
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import Display
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import Postbox
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import TelegramCore
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import TelegramPresentationData
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import TelegramUIPreferences
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import AccountContext
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import AppBundle
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import AvatarNode
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import CheckNode
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import Markdown
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import TextFormat
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private let textFont = Font.regular(13.0)
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private let boldTextFont = Font.semibold(13.0)
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private func formattedText(_ text: String, fontSize: CGFloat, color: UIColor, linkColor: UIColor, textAlignment: NSTextAlignment = .natural) -> NSAttributedString {
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return parseMarkdownIntoAttributedString(text, attributes: MarkdownAttributes(body: MarkdownAttributeSet(font: Font.regular(fontSize), textColor: color), bold: MarkdownAttributeSet(font: Font.semibold(fontSize), textColor: color), link: MarkdownAttributeSet(font: Font.regular(fontSize), textColor: linkColor), linkAttribute: { _ in return (TelegramTextAttributes.URL, "") }), textAlignment: textAlignment)
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}
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private final class WebAppTermsAlertContentNode: AlertContentNode, UIGestureRecognizerDelegate {
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private let strings: PresentationStrings
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private let title: String
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private let text: String
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private let additionalText: String?
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private let titleNode: ImmediateTextNode
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private let textNode: ImmediateTextNode
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private let additionalTextNode: ImmediateTextNode
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private let acceptTermsCheckNode: InteractiveCheckNode
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private let acceptTermsLabelNode: ImmediateTextNode
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private let actionNodesSeparator: ASDisplayNode
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private let actionNodes: [TextAlertContentActionNode]
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private let actionVerticalSeparators: [ASDisplayNode]
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private var validLayout: CGSize?
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override var dismissOnOutsideTap: Bool {
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return self.isUserInteractionEnabled
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}
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var acceptedTerms: Bool = false {
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didSet {
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self.acceptTermsCheckNode.setSelected(self.acceptedTerms, animated: true)
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if let firstAction = self.actionNodes.first {
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firstAction.actionEnabled = self.acceptedTerms
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}
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}
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}
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var openTerms: () -> Void = {}
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init(context: AccountContext, theme: AlertControllerTheme, ptheme: PresentationTheme, strings: PresentationStrings, title: String, text: String, additionalText: String?, actions: [TextAlertAction]) {
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self.strings = strings
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self.title = title
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self.text = text
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self.additionalText = additionalText
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self.titleNode = ImmediateTextNode()
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self.titleNode.displaysAsynchronously = false
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self.titleNode.maximumNumberOfLines = 1
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self.titleNode.textAlignment = .center
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self.textNode = ImmediateTextNode()
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self.textNode.maximumNumberOfLines = 0
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self.textNode.displaysAsynchronously = false
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self.textNode.lineSpacing = 0.1
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self.textNode.textAlignment = .center
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self.additionalTextNode = ImmediateTextNode()
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self.additionalTextNode.maximumNumberOfLines = 0
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self.additionalTextNode.displaysAsynchronously = false
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self.additionalTextNode.lineSpacing = 0.1
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self.additionalTextNode.textAlignment = .center
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self.acceptTermsCheckNode = InteractiveCheckNode(theme: CheckNodeTheme(backgroundColor: theme.accentColor, strokeColor: theme.contrastColor, borderColor: theme.controlBorderColor, overlayBorder: false, hasInset: false, hasShadow: false))
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self.acceptTermsLabelNode = ImmediateTextNode()
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self.acceptTermsLabelNode.maximumNumberOfLines = 4
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self.actionNodesSeparator = ASDisplayNode()
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self.actionNodesSeparator.isLayerBacked = true
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self.actionNodes = actions.map { action -> TextAlertContentActionNode in
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return TextAlertContentActionNode(theme: theme, action: action)
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}
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var actionVerticalSeparators: [ASDisplayNode] = []
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if actions.count > 1 {
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for _ in 0 ..< actions.count - 1 {
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let separatorNode = ASDisplayNode()
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separatorNode.isLayerBacked = true
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actionVerticalSeparators.append(separatorNode)
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}
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}
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self.actionVerticalSeparators = actionVerticalSeparators
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super.init()
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self.addSubnode(self.titleNode)
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self.addSubnode(self.textNode)
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self.addSubnode(self.additionalTextNode)
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self.addSubnode(self.acceptTermsCheckNode)
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self.addSubnode(self.acceptTermsLabelNode)
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self.addSubnode(self.actionNodesSeparator)
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for actionNode in self.actionNodes {
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self.addSubnode(actionNode)
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}
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for separatorNode in self.actionVerticalSeparators {
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self.addSubnode(separatorNode)
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}
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self.acceptTermsCheckNode.valueChanged = { [weak self] value in
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if let strongSelf = self {
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strongSelf.acceptedTerms = !strongSelf.acceptedTerms
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}
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}
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self.acceptTermsLabelNode.highlightAttributeAction = { attributes in
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if let _ = attributes[NSAttributedString.Key(rawValue: TelegramTextAttributes.URL)] {
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return NSAttributedString.Key(rawValue: TelegramTextAttributes.URL)
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} else {
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return nil
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}
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}
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self.acceptTermsLabelNode.tapAttributeAction = { [weak self] attributes, _ in
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if let _ = attributes[NSAttributedString.Key(rawValue: TelegramTextAttributes.URL)] {
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self?.openTerms()
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}
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}
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self.updateTheme(theme)
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}
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override func didLoad() {
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super.didLoad()
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let tapGesture = UITapGestureRecognizer(target: self, action: #selector(self.acceptTap(_:)))
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tapGesture.delegate = self
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self.view.addGestureRecognizer(tapGesture)
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if let firstAction = self.actionNodes.first {
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firstAction.actionEnabled = false
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}
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}
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override func gestureRecognizerShouldBegin(_ gestureRecognizer: UIGestureRecognizer) -> Bool {
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let location = gestureRecognizer.location(in: self.acceptTermsLabelNode.view)
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if self.acceptTermsLabelNode.bounds.contains(location) {
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return true
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}
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return false
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}
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override func hitTest(_ point: CGPoint, with event: UIEvent?) -> UIView? {
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if !self.bounds.contains(point) {
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return nil
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}
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if let (_, attributes) = self.acceptTermsLabelNode.attributesAtPoint(self.view.convert(point, to: self.acceptTermsLabelNode.view)) {
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if attributes[NSAttributedString.Key(rawValue: TelegramTextAttributes.URL)] == nil {
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return self.view
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}
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}
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return super.hitTest(point, with: event)
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}
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@objc private func acceptTap(_ gestureRecognizer: UITapGestureRecognizer) {
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let location = gestureRecognizer.location(in: self.acceptTermsLabelNode.view)
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if self.acceptTermsCheckNode.isUserInteractionEnabled {
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if let attributes = self.acceptTermsLabelNode.attributesAtPoint(location)?.1 {
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if attributes[NSAttributedString.Key(rawValue: TelegramTextAttributes.URL)] != nil {
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return
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}
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}
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self.acceptedTerms = !self.acceptedTerms
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}
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}
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override func updateTheme(_ theme: AlertControllerTheme) {
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self.titleNode.attributedText = NSAttributedString(string: self.title, font: Font.semibold(17.0), textColor: theme.primaryColor, paragraphAlignment: .center)
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self.textNode.attributedText = formattedText(self.text, fontSize: 13.0, color: theme.primaryColor, linkColor: theme.accentColor, textAlignment: .center)
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if let additionalText = self.additionalText {
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self.additionalTextNode.attributedText = formattedText(additionalText, fontSize: 13.0, color: theme.primaryColor, linkColor: theme.accentColor, textAlignment: .center)
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} else {
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self.additionalTextNode.attributedText = nil
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}
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let attributedAgreeText = parseMarkdownIntoAttributedString(
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self.strings.WebApp_DisclaimerAgree,
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attributes: MarkdownAttributes(
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body: MarkdownAttributeSet(font: textFont, textColor: theme.primaryColor),
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bold: MarkdownAttributeSet(font: boldTextFont, textColor: theme.primaryColor),
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link: MarkdownAttributeSet(font: textFont, textColor: theme.accentColor),
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linkAttribute: { contents in
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return (TelegramTextAttributes.URL, contents)
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}
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)
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)
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self.acceptTermsLabelNode.attributedText = attributedAgreeText
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self.acceptTermsLabelNode.linkHighlightColor = theme.accentColor.withAlphaComponent(0.2)
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self.actionNodesSeparator.backgroundColor = theme.separatorColor
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for actionNode in self.actionNodes {
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actionNode.updateTheme(theme)
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}
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for separatorNode in self.actionVerticalSeparators {
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separatorNode.backgroundColor = theme.separatorColor
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}
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if let size = self.validLayout {
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_ = self.updateLayout(size: size, transition: .immediate)
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}
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}
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override func updateLayout(size: CGSize, transition: ContainedViewLayoutTransition) -> CGSize {
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var size = size
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size.width = min(size.width, 270.0)
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self.validLayout = size
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var origin: CGPoint = CGPoint(x: 0.0, y: 17.0)
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let titleSize = self.titleNode.updateLayout(CGSize(width: size.width - 32.0, height: size.height))
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transition.updateFrame(node: self.titleNode, frame: CGRect(origin: CGPoint(x: floorToScreenPixels((size.width - titleSize.width) / 2.0), y: origin.y), size: titleSize))
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origin.y += titleSize.height + 4.0
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var entriesHeight: CGFloat = 0.0
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let textSize = self.textNode.updateLayout(CGSize(width: size.width - 48.0, height: size.height))
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transition.updateFrame(node: self.textNode, frame: CGRect(origin: CGPoint(x: floorToScreenPixels((size.width - textSize.width) / 2.0), y: origin.y), size: textSize))
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origin.y += textSize.height
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if self.acceptTermsLabelNode.supernode != nil {
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origin.y += 21.0
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entriesHeight += 21.0
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let checkSize = CGSize(width: 22.0, height: 22.0)
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let condensedSize = CGSize(width: size.width - 76.0, height: size.height)
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let spacing: CGFloat = 12.0
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let acceptTermsSize = self.acceptTermsLabelNode.updateLayout(condensedSize)
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let acceptTermsTotalWidth = checkSize.width + spacing + acceptTermsSize.width
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let acceptTermsOriginX = floorToScreenPixels((size.width - acceptTermsTotalWidth) / 2.0)
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transition.updateFrame(node: self.acceptTermsCheckNode, frame: CGRect(origin: CGPoint(x: acceptTermsOriginX, y: origin.y - 3.0), size: checkSize))
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transition.updateFrame(node: self.acceptTermsLabelNode, frame: CGRect(origin: CGPoint(x: acceptTermsOriginX + checkSize.width + spacing, y: origin.y), size: acceptTermsSize))
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origin.y += acceptTermsSize.height
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entriesHeight += acceptTermsSize.height
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origin.y += 21.0
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}
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let additionalTextSize = self.additionalTextNode.updateLayout(CGSize(width: size.width - 48.0, height: size.height))
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transition.updateFrame(node: self.additionalTextNode, frame: CGRect(origin: CGPoint(x: floorToScreenPixels((size.width - additionalTextSize.width) / 2.0), y: origin.y), size: additionalTextSize))
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origin.y += additionalTextSize.height
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if additionalTextSize.height > 0.0 {
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entriesHeight += 20.0
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}
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let actionButtonHeight: CGFloat = 44.0
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var minActionsWidth: CGFloat = 0.0
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let maxActionWidth: CGFloat = floor(size.width / CGFloat(self.actionNodes.count))
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let actionTitleInsets: CGFloat = 8.0
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var effectiveActionLayout = TextAlertContentActionLayout.vertical
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for actionNode in self.actionNodes {
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let actionTitleSize = actionNode.titleNode.updateLayout(CGSize(width: maxActionWidth, height: actionButtonHeight))
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if case .horizontal = effectiveActionLayout, actionTitleSize.height > actionButtonHeight * 0.6667 {
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effectiveActionLayout = .vertical
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}
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switch effectiveActionLayout {
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case .horizontal:
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minActionsWidth += actionTitleSize.width + actionTitleInsets
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case .vertical:
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minActionsWidth = max(minActionsWidth, actionTitleSize.width + actionTitleInsets)
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}
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}
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let insets = UIEdgeInsets(top: 18.0, left: 18.0, bottom: 18.0, right: 18.0)
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let contentWidth = max(size.width, minActionsWidth)
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var actionsHeight: CGFloat = 0.0
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switch effectiveActionLayout {
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case .horizontal:
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actionsHeight = actionButtonHeight
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case .vertical:
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actionsHeight = actionButtonHeight * CGFloat(self.actionNodes.count)
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}
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let resultSize = CGSize(width: contentWidth, height: titleSize.height + textSize.height + additionalTextSize.height + entriesHeight + actionsHeight + 3.0 + insets.top + insets.bottom)
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transition.updateFrame(node: self.actionNodesSeparator, frame: CGRect(origin: CGPoint(x: 0.0, y: resultSize.height - actionsHeight - UIScreenPixel), size: CGSize(width: resultSize.width, height: UIScreenPixel)))
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var actionOffset: CGFloat = 0.0
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let actionWidth: CGFloat = floor(resultSize.width / CGFloat(self.actionNodes.count))
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var separatorIndex = -1
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var nodeIndex = 0
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for actionNode in self.actionNodes {
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if separatorIndex >= 0 {
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let separatorNode = self.actionVerticalSeparators[separatorIndex]
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switch effectiveActionLayout {
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case .horizontal:
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transition.updateFrame(node: separatorNode, frame: CGRect(origin: CGPoint(x: actionOffset - UIScreenPixel, y: resultSize.height - actionsHeight), size: CGSize(width: UIScreenPixel, height: actionsHeight - UIScreenPixel)))
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case .vertical:
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transition.updateFrame(node: separatorNode, frame: CGRect(origin: CGPoint(x: 0.0, y: resultSize.height - actionsHeight + actionOffset - UIScreenPixel), size: CGSize(width: resultSize.width, height: UIScreenPixel)))
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}
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}
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separatorIndex += 1
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let currentActionWidth: CGFloat
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switch effectiveActionLayout {
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case .horizontal:
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if nodeIndex == self.actionNodes.count - 1 {
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currentActionWidth = resultSize.width - actionOffset
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} else {
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currentActionWidth = actionWidth
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}
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case .vertical:
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currentActionWidth = resultSize.width
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}
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let actionNodeFrame: CGRect
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switch effectiveActionLayout {
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case .horizontal:
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actionNodeFrame = CGRect(origin: CGPoint(x: actionOffset, y: resultSize.height - actionsHeight), size: CGSize(width: currentActionWidth, height: actionButtonHeight))
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actionOffset += currentActionWidth
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case .vertical:
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actionNodeFrame = CGRect(origin: CGPoint(x: 0.0, y: resultSize.height - actionsHeight + actionOffset), size: CGSize(width: currentActionWidth, height: actionButtonHeight))
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actionOffset += actionButtonHeight
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}
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transition.updateFrame(node: actionNode, frame: actionNodeFrame)
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nodeIndex += 1
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}
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return resultSize
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}
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}
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public func webAppTermsAlertController(
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context: AccountContext,
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updatedPresentationData: (initial: PresentationData, signal: Signal<PresentationData, NoError>)?,
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bot: AttachMenuBot,
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completion: @escaping (Bool) -> Void
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) -> AlertController {
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let theme = defaultDarkColorPresentationTheme
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let presentationData: PresentationData
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if let updatedPresentationData {
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presentationData = updatedPresentationData.initial
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} else {
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presentationData = context.sharedContext.currentPresentationData.with { $0 }
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}
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let strings = presentationData.strings
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var dismissImpl: ((Bool) -> Void)?
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let actions: [TextAlertAction] = [TextAlertAction(type: .defaultAction, title: presentationData.strings.WebApp_DisclaimerContinue, action: {
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completion(true)
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dismissImpl?(true)
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}), TextAlertAction(type: .genericAction, title: presentationData.strings.Common_Cancel, action: {
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dismissImpl?(true)
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})]
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let title = presentationData.strings.WebApp_DisclaimerTitle
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let text = presentationData.strings.WebApp_DisclaimerText
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let additionalText: String?
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if bot.flags.contains(.showInSettings) {
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additionalText = presentationData.strings.WebApp_DisclaimerShortcutsSettingsText(bot.peer.compactDisplayTitle).string
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} else if bot.flags.contains(.showInAttachMenu) {
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additionalText = presentationData.strings.WebApp_DisclaimerShortcutsText(bot.peer.compactDisplayTitle).string
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} else {
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additionalText = nil
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}
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let contentNode = WebAppTermsAlertContentNode(context: context, theme: AlertControllerTheme(presentationData: presentationData), ptheme: theme, strings: strings, title: title, text: text, additionalText: additionalText, actions: actions)
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contentNode.openTerms = {
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context.sharedContext.openExternalUrl(context: context, urlContext: .generic, url: presentationData.strings.WebApp_Disclaimer_URL, forceExternal: true, presentationData: context.sharedContext.currentPresentationData.with { $0 }, navigationController: nil, dismissInput: {
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})
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}
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let controller = AlertController(theme: AlertControllerTheme(presentationData: presentationData), contentNode: contentNode)
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dismissImpl = { [weak controller] animated in
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if animated {
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controller?.dismissAnimated()
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} else {
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controller?.dismiss()
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}
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}
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return controller
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}
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