mirror of
https://github.com/Swiftgram/Telegram-iOS.git
synced 2025-07-19 09:41:29 +00:00
441 lines
20 KiB
Swift
441 lines
20 KiB
Swift
import Foundation
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import UIKit
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import AsyncDisplayKit
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import Markdown
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import Display
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import TelegramPresentationData
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import ComponentFlow
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import ToastComponent
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import Markdown
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import LottieComponent
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import MultilineTextComponent
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import ComponentDisplayAdapters
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private let alertWidth: CGFloat = 270.0
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private final class SuggestedPostApproveAlertContentNode: AlertContentNode {
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private var theme: AlertControllerTheme
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private let actionLayout: TextAlertContentActionLayout
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private let titleNode: ImmediateTextNode?
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private let textNode: 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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private let _dismissOnOutsideTap: Bool
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override public var dismissOnOutsideTap: Bool {
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return self._dismissOnOutsideTap
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}
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private var highlightedItemIndex: Int? = nil
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public var textAttributeAction: (NSAttributedString.Key, (Any) -> Void)? {
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didSet {
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if let (attribute, textAttributeAction) = self.textAttributeAction {
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self.textNode.highlightAttributeAction = { attributes in
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if let _ = attributes[attribute] {
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return attribute
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} else {
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return nil
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}
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}
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self.textNode.tapAttributeAction = { attributes, _ in
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if let value = attributes[attribute] {
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textAttributeAction(value)
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}
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}
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self.textNode.linkHighlightColor = self.theme.accentColor.withAlphaComponent(0.5)
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} else {
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self.textNode.highlightAttributeAction = nil
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self.textNode.tapAttributeAction = nil
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}
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}
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}
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public init(theme: AlertControllerTheme, title: NSAttributedString?, text: NSAttributedString, actions: [TextAlertAction], actionLayout: TextAlertContentActionLayout, dismissOnOutsideTap: Bool, linkAction: (([NSAttributedString.Key: Any], Int) -> Void)? = nil) {
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self.theme = theme
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self.actionLayout = actionLayout
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self._dismissOnOutsideTap = dismissOnOutsideTap
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if let title = title {
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let titleNode = ImmediateTextNode()
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titleNode.attributedText = title
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titleNode.displaysAsynchronously = false
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titleNode.isUserInteractionEnabled = false
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titleNode.maximumNumberOfLines = 4
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titleNode.truncationType = .end
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titleNode.isAccessibilityElement = true
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titleNode.accessibilityLabel = title.string
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self.titleNode = titleNode
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} else {
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self.titleNode = nil
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}
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self.textNode = ImmediateTextNode()
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self.textNode.maximumNumberOfLines = 0
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self.textNode.attributedText = text
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self.textNode.displaysAsynchronously = false
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self.textNode.isLayerBacked = false
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self.textNode.isAccessibilityElement = true
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self.textNode.accessibilityLabel = text.string
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self.textNode.insets = UIEdgeInsets(top: 1.0, left: 1.0, bottom: 1.0, right: 1.0)
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self.textNode.tapAttributeAction = linkAction
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self.textNode.highlightAttributeAction = { attributes in
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if let _ = attributes[NSAttributedString.Key(rawValue: "URL")] {
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return NSAttributedString.Key(rawValue: "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.textNode.linkHighlightColor = theme.accentColor.withMultipliedAlpha(0.1)
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if text.length != 0 {
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if let paragraphStyle = text.attribute(.paragraphStyle, at: 0, effectiveRange: nil) as? NSParagraphStyle {
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self.textNode.textAlignment = paragraphStyle.alignment
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}
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}
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self.actionNodesSeparator = ASDisplayNode()
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self.actionNodesSeparator.isLayerBacked = true
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self.actionNodesSeparator.backgroundColor = theme.separatorColor
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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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separatorNode.backgroundColor = theme.separatorColor
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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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if let titleNode = self.titleNode {
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self.addSubnode(titleNode)
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}
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self.addSubnode(self.textNode)
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self.addSubnode(self.actionNodesSeparator)
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var i = 0
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for actionNode in self.actionNodes {
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self.addSubnode(actionNode)
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let index = i
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actionNode.highlightedUpdated = { [weak self] highlighted in
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if highlighted {
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self?.highlightedItemIndex = index
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}
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}
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i += 1
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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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}
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func setHighlightedItemIndex(_ index: Int?, update: Bool = false) {
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self.highlightedItemIndex = index
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if update {
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var i = 0
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for actionNode in self.actionNodes {
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if i == index {
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actionNode.setHighlighted(true, animated: false)
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} else {
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actionNode.setHighlighted(false, animated: false)
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}
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i += 1
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}
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}
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}
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override public func decreaseHighlightedIndex() {
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let currentHighlightedIndex = self.highlightedItemIndex ?? 0
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self.setHighlightedItemIndex(max(0, currentHighlightedIndex - 1), update: true)
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}
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override public func increaseHighlightedIndex() {
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let currentHighlightedIndex = self.highlightedItemIndex ?? -1
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self.setHighlightedItemIndex(min(self.actionNodes.count - 1, currentHighlightedIndex + 1), update: true)
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}
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override public func performHighlightedAction() {
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guard let highlightedItemIndex = self.highlightedItemIndex else {
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return
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}
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var i = 0
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for itemNode in self.actionNodes {
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if i == highlightedItemIndex {
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itemNode.performAction()
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return
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}
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i += 1
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}
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}
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override public func updateTheme(_ theme: AlertControllerTheme) {
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self.theme = theme
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if let titleNode = self.titleNode, let attributedText = titleNode.attributedText {
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let updatedText = NSMutableAttributedString(attributedString: attributedText)
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updatedText.addAttribute(NSAttributedString.Key.foregroundColor, value: theme.primaryColor, range: NSRange(location: 0, length: updatedText.length))
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titleNode.attributedText = updatedText
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}
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if let attributedText = self.textNode.attributedText {
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let updatedText = NSMutableAttributedString(attributedString: attributedText)
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updatedText.addAttribute(NSAttributedString.Key.foregroundColor, value: theme.primaryColor, range: NSRange(location: 0, length: updatedText.length))
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self.textNode.attributedText = updatedText
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}
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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 public func updateLayout(size: CGSize, transition: ContainedViewLayoutTransition) -> CGSize {
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self.validLayout = size
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let insets = UIEdgeInsets(top: 18.0, left: 18.0, bottom: 18.0, right: 18.0)
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var size = size
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size.width = min(size.width, alertWidth)
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var titleSize: CGSize?
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if let titleNode = self.titleNode {
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titleSize = titleNode.updateLayout(CGSize(width: size.width - insets.left - insets.right, height: CGFloat.greatestFiniteMagnitude))
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}
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let textSize = self.textNode.updateLayout(CGSize(width: size.width - insets.left - insets.right, height: CGFloat.greatestFiniteMagnitude))
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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 = self.actionLayout
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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 resultSize: CGSize
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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 contentWidth = alertWidth - insets.left - insets.right
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if let titleNode = self.titleNode, let titleSize = titleSize {
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let spacing: CGFloat = 6.0
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let titleFrame = CGRect(origin: CGPoint(x: insets.left + floor((contentWidth - titleSize.width) / 2.0), y: insets.top), size: titleSize)
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transition.updateFrame(node: titleNode, frame: titleFrame)
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let textFrame = CGRect(origin: CGPoint(x: insets.left + floor((contentWidth - textSize.width) / 2.0), y: titleFrame.maxY + spacing), size: textSize)
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transition.updateFrame(node: self.textNode, frame: textFrame.offsetBy(dx: -1.0, dy: -1.0))
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resultSize = CGSize(width: contentWidth + insets.left + insets.right, height: titleSize.height + spacing + textSize.height + actionsHeight + insets.top + insets.bottom)
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} else {
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let textFrame = CGRect(origin: CGPoint(x: insets.left + floor((contentWidth - textSize.width) / 2.0), y: insets.top), size: textSize)
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transition.updateFrame(node: self.textNode, frame: textFrame)
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resultSize = CGSize(width: contentWidth + insets.left + insets.right, height: textSize.height + actionsHeight + insets.top + insets.bottom)
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}
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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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private final class SuggestedPostAlertImpl: AlertController {
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private let toastText: String?
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private var toast: ComponentView<Empty>?
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init(theme: AlertControllerTheme, contentNode: AlertContentNode, allowInputInset: Bool, toastText: String?) {
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self.toastText = toastText
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super.init(theme: theme, contentNode: contentNode, allowInputInset: allowInputInset)
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self.willDismiss = { [weak self] in
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guard let self else {
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return
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}
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if let toastView = self.toast?.view {
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toastView.layer.animateAlpha(from: 1.0, to: 0.0, duration: 0.3, removeOnCompletion: false)
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}
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}
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}
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required public init(coder aDecoder: NSCoder) {
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fatalError("init(coder:) has not been implemented")
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}
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override func containerLayoutUpdated(_ layout: ContainerViewLayout, transition: ContainedViewLayoutTransition) {
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super.containerLayoutUpdated(layout, transition: transition)
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if let toastText = self.toastText {
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let toast: ComponentView<Empty>
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if let current = self.toast {
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toast = current
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} else {
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toast = ComponentView()
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self.toast = toast
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}
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let body = MarkdownAttributeSet(font: Font.regular(14.0), textColor: .white)
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let bold = MarkdownAttributeSet(font: Font.semibold(14.0), textColor: .white)
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let playOnce = ActionSlot<Void>()
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let toastSize = toast.update(
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transition: ComponentTransition(transition),
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component: AnyComponent(ToastContentComponent(
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icon: AnyComponent(LottieComponent(
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content: LottieComponent.AppBundleContent(name: "anim_infotip"),
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startingPosition: .begin,
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size: CGSize(width: 32.0, height: 32.0),
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playOnce: playOnce
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)),
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content: AnyComponent(VStack([
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AnyComponentWithIdentity(id: 0, component: AnyComponent(MultilineTextComponent(
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text: .markdown(text: toastText, attributes: MarkdownAttributes(body: body, bold: bold, link: body, linkAttribute: { _ in nil })),
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maximumNumberOfLines: 0
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)))
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], alignment: .left, spacing: 6.0)),
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insets: UIEdgeInsets(top: 10.0, left: 12.0, bottom: 10.0, right: 10.0),
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iconSpacing: 12.0
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)),
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environment: {},
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containerSize: CGSize(width: layout.size.width - layout.safeInsets.left - layout.safeInsets.right - 12.0 * 2.0, height: 1000.0)
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)
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let toastFrame = CGRect(origin: CGPoint(x: layout.safeInsets.left + 12.0, y: layout.insets(options: .statusBar).top + 4.0), size: toastSize)
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if let toastView = toast.view {
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if toastView.superview == nil {
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self.view.addSubview(toastView)
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playOnce.invoke(())
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}
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transition.updatePosition(layer: toastView.layer, position: toastFrame.center)
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transition.updateBounds(layer: toastView.layer, bounds: CGRect(origin: CGPoint(), size: toastFrame.size))
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}
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}
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}
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override func viewDidAppear(_ animated: Bool) {
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super.viewDidAppear(animated)
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if let toastView = self.toast?.view {
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toastView.layer.animateAlpha(from: 0.0, to: 1.0, duration: 0.3)
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}
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}
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override func dismissAnimated() {
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super.dismissAnimated()
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if let toastView = self.toast?.view {
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toastView.layer.animateAlpha(from: 1.0, to: 0.0, duration: 0.2, removeOnCompletion: false)
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}
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}
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}
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public func SuggestedPostApproveAlert(presentationData: PresentationData, title: String?, text: String, actions: [TextAlertAction], actionLayout: TextAlertContentActionLayout = .horizontal, allowInputInset: Bool = true, parseMarkdown: Bool = false, dismissOnOutsideTap: Bool = true, linkAction: (([NSAttributedString.Key: Any], Int) -> Void)? = nil, toastText: String?) -> AlertController {
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let theme = AlertControllerTheme(presentationData: presentationData)
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var dismissImpl: (() -> Void)?
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let attributedText: NSAttributedString
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if parseMarkdown {
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let font = title == nil ? Font.semibold(theme.baseFontSize) : Font.regular(floor(theme.baseFontSize * 13.0 / 17.0))
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let boldFont = title == nil ? Font.bold(theme.baseFontSize) : Font.semibold(floor(theme.baseFontSize * 13.0 / 17.0))
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let body = MarkdownAttributeSet(font: font, textColor: theme.primaryColor)
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let bold = MarkdownAttributeSet(font: boldFont, textColor: theme.primaryColor)
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let link = MarkdownAttributeSet(font: font, textColor: theme.accentColor)
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attributedText = parseMarkdownIntoAttributedString(text, attributes: MarkdownAttributes(body: body, bold: bold, link: link, linkAttribute: { url in
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return ("URL", url)
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}), textAlignment: .center)
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} else {
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attributedText = NSAttributedString(string: text, font: title == nil ? Font.semibold(theme.baseFontSize) : Font.regular(floor(theme.baseFontSize * 13.0 / 17.0)), textColor: theme.primaryColor, paragraphAlignment: .center)
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}
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let controller = SuggestedPostAlertImpl(theme: theme, contentNode: TextAlertContentNode(theme: theme, title: title != nil ? NSAttributedString(string: title!, font: Font.semibold(theme.baseFontSize), textColor: theme.primaryColor, paragraphAlignment: .center) : nil, text: attributedText, actions: actions.map { action in
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return TextAlertAction(type: action.type, title: action.title, action: {
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dismissImpl?()
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action.action()
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})
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}, actionLayout: actionLayout, dismissOnOutsideTap: dismissOnOutsideTap, linkAction: linkAction), allowInputInset: allowInputInset, toastText: toastText)
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dismissImpl = { [weak controller] in
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controller?.dismissAnimated()
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}
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return controller
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}
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