mirror of
https://github.com/Swiftgram/Telegram-iOS.git
synced 2025-06-16 05:55:20 +00:00
722 lines
35 KiB
Swift
722 lines
35 KiB
Swift
import Foundation
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import UIKit
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import Display
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import AsyncDisplayKit
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import ComponentFlow
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import SwiftSignalKit
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import ViewControllerComponent
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import ComponentDisplayAdapters
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import TelegramPresentationData
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import AccountContext
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import TelegramCore
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import MultilineTextComponent
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import Postbox
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import SolidRoundedButtonComponent
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import PresentationDataUtils
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import Markdown
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import UndoUI
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private final class ChatFolderLinkPreviewScreenComponent: Component {
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typealias EnvironmentType = ViewControllerComponentContainer.Environment
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let context: AccountContext
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let slug: String
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let linkContents: ChatFolderLinkContents?
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init(
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context: AccountContext,
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slug: String,
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linkContents: ChatFolderLinkContents?
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) {
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self.context = context
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self.slug = slug
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self.linkContents = linkContents
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}
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static func ==(lhs: ChatFolderLinkPreviewScreenComponent, rhs: ChatFolderLinkPreviewScreenComponent) -> Bool {
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if lhs.context !== rhs.context {
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return false
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}
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if lhs.slug != rhs.slug {
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return false
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}
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if lhs.linkContents !== rhs.linkContents {
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return false
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}
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return true
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}
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private struct ItemLayout: Equatable {
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var containerSize: CGSize
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var containerInset: CGFloat
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var bottomInset: CGFloat
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var topInset: CGFloat
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init(containerSize: CGSize, containerInset: CGFloat, bottomInset: CGFloat, topInset: CGFloat) {
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self.containerSize = containerSize
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self.containerInset = containerInset
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self.bottomInset = bottomInset
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self.topInset = topInset
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}
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}
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private final class ScrollView: UIScrollView {
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override func hitTest(_ point: CGPoint, with event: UIEvent?) -> UIView? {
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return super.hitTest(point, with: event)
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}
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}
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final class View: UIView, UIScrollViewDelegate {
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private let dimView: UIView
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private let backgroundLayer: SimpleLayer
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private let navigationBarContainer: SparseContainerView
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private let scrollView: ScrollView
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private let scrollContentClippingView: SparseContainerView
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private let scrollContentView: UIView
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private let topIcon = ComponentView<Empty>()
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private let title = ComponentView<Empty>()
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private let leftButton = ComponentView<Empty>()
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private let descriptionText = ComponentView<Empty>()
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private let actionButton = ComponentView<Empty>()
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private let listHeaderText = ComponentView<Empty>()
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private let itemContainerView: UIView
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private var items: [AnyHashable: ComponentView<Empty>] = [:]
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private var selectedItems = Set<EnginePeer.Id>()
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private let bottomOverscrollLimit: CGFloat
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private var ignoreScrolling: Bool = false
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private var component: ChatFolderLinkPreviewScreenComponent?
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private weak var state: EmptyComponentState?
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private var environment: ViewControllerComponentContainer.Environment?
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private var itemLayout: ItemLayout?
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private var topOffsetDistance: CGFloat?
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private var joinDisposable: Disposable?
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override init(frame: CGRect) {
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self.bottomOverscrollLimit = 200.0
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self.dimView = UIView()
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self.backgroundLayer = SimpleLayer()
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self.backgroundLayer.maskedCorners = [.layerMinXMinYCorner, .layerMaxXMinYCorner]
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self.backgroundLayer.cornerRadius = 10.0
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self.navigationBarContainer = SparseContainerView()
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self.scrollView = ScrollView()
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self.scrollContentClippingView = SparseContainerView()
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self.scrollContentClippingView.clipsToBounds = true
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self.scrollContentView = UIView()
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self.itemContainerView = UIView()
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self.itemContainerView.clipsToBounds = true
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self.itemContainerView.layer.cornerRadius = 10.0
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super.init(frame: frame)
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self.addSubview(self.dimView)
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self.layer.addSublayer(self.backgroundLayer)
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self.addSubview(self.navigationBarContainer)
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self.scrollView.delaysContentTouches = true
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self.scrollView.canCancelContentTouches = true
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self.scrollView.clipsToBounds = false
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if #available(iOSApplicationExtension 11.0, iOS 11.0, *) {
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self.scrollView.contentInsetAdjustmentBehavior = .never
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}
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if #available(iOS 13.0, *) {
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self.scrollView.automaticallyAdjustsScrollIndicatorInsets = false
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}
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self.scrollView.showsVerticalScrollIndicator = false
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self.scrollView.showsHorizontalScrollIndicator = false
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self.scrollView.alwaysBounceHorizontal = false
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self.scrollView.alwaysBounceVertical = true
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self.scrollView.scrollsToTop = false
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self.scrollView.delegate = self
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self.scrollView.clipsToBounds = true
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self.addSubview(self.scrollContentClippingView)
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self.scrollContentClippingView.addSubview(self.scrollView)
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self.scrollView.addSubview(self.scrollContentView)
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self.scrollContentView.addSubview(self.itemContainerView)
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self.dimView.addGestureRecognizer(UITapGestureRecognizer(target: self, action: #selector(self.dimTapGesture(_:))))
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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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deinit {
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self.joinDisposable?.dispose()
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}
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func scrollViewDidScroll(_ scrollView: UIScrollView) {
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if !self.ignoreScrolling {
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self.updateScrolling(transition: .immediate)
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}
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}
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func scrollViewWillEndDragging(_ scrollView: UIScrollView, withVelocity velocity: CGPoint, targetContentOffset: UnsafeMutablePointer<CGPoint>) {
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guard let itemLayout = self.itemLayout, let topOffsetDistance = self.topOffsetDistance else {
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return
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}
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var topOffset = -self.scrollView.bounds.minY + itemLayout.topInset
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topOffset = max(0.0, topOffset)
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if topOffset < topOffsetDistance {
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targetContentOffset.pointee.y = scrollView.contentOffset.y
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scrollView.setContentOffset(CGPoint(x: 0.0, y: itemLayout.topInset), animated: true)
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}
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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 !self.backgroundLayer.frame.contains(point) {
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return self.dimView
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}
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if let result = self.navigationBarContainer.hitTest(self.convert(point, to: self.navigationBarContainer), with: event) {
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return result
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}
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let result = super.hitTest(point, with: event)
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return result
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}
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@objc private func dimTapGesture(_ recognizer: UITapGestureRecognizer) {
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if case .ended = recognizer.state {
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guard let environment = self.environment, let controller = environment.controller() else {
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return
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}
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controller.dismiss()
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}
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}
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private func updateScrolling(transition: Transition) {
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guard let environment = self.environment, let controller = environment.controller(), let itemLayout = self.itemLayout else {
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return
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}
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var topOffset = -self.scrollView.bounds.minY + itemLayout.topInset
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topOffset = max(0.0, topOffset)
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transition.setTransform(layer: self.backgroundLayer, transform: CATransform3DMakeTranslation(0.0, topOffset + itemLayout.containerInset, 0.0))
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transition.setPosition(view: self.navigationBarContainer, position: CGPoint(x: 0.0, y: topOffset + itemLayout.containerInset))
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let topOffsetDistance: CGFloat = min(200.0, floor(itemLayout.containerSize.height * 0.25))
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self.topOffsetDistance = topOffsetDistance
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var topOffsetFraction = topOffset / topOffsetDistance
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topOffsetFraction = max(0.0, min(1.0, topOffsetFraction))
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let transitionFactor: CGFloat = 1.0 - topOffsetFraction
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controller.updateModalStyleOverlayTransitionFactor(transitionFactor, transition: transition.containedViewLayoutTransition)
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}
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func animateIn() {
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self.dimView.layer.animateAlpha(from: 0.0, to: 1.0, duration: 0.3)
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let animateOffset: CGFloat = self.backgroundLayer.frame.minY
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self.scrollContentClippingView.layer.animatePosition(from: CGPoint(x: 0.0, y: animateOffset), to: CGPoint(), duration: 0.5, timingFunction: kCAMediaTimingFunctionSpring, additive: true)
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self.backgroundLayer.animatePosition(from: CGPoint(x: 0.0, y: animateOffset), to: CGPoint(), duration: 0.5, timingFunction: kCAMediaTimingFunctionSpring, additive: true)
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self.navigationBarContainer.layer.animatePosition(from: CGPoint(x: 0.0, y: animateOffset), to: CGPoint(), duration: 0.5, timingFunction: kCAMediaTimingFunctionSpring, additive: true)
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if let actionButtonView = self.actionButton.view {
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actionButtonView.layer.animatePosition(from: CGPoint(x: 0.0, y: animateOffset), to: CGPoint(), duration: 0.5, timingFunction: kCAMediaTimingFunctionSpring, additive: true)
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}
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}
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func animateOut(completion: @escaping () -> Void) {
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let animateOffset: CGFloat = self.backgroundLayer.frame.minY
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self.dimView.layer.animateAlpha(from: 1.0, to: 0.0, duration: 0.3, removeOnCompletion: false)
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self.scrollContentClippingView.layer.animatePosition(from: CGPoint(), to: CGPoint(x: 0.0, y: animateOffset), duration: 0.3, timingFunction: CAMediaTimingFunctionName.easeInEaseOut.rawValue, removeOnCompletion: false, additive: true, completion: { _ in
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completion()
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})
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self.backgroundLayer.animatePosition(from: CGPoint(), to: CGPoint(x: 0.0, y: animateOffset), duration: 0.3, timingFunction: CAMediaTimingFunctionName.easeInEaseOut.rawValue, removeOnCompletion: false, additive: true)
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self.navigationBarContainer.layer.animatePosition(from: CGPoint(), to: CGPoint(x: 0.0, y: animateOffset), duration: 0.3, timingFunction: CAMediaTimingFunctionName.easeInEaseOut.rawValue, removeOnCompletion: false, additive: true)
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if let actionButtonView = self.actionButton.view {
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actionButtonView.layer.animatePosition(from: CGPoint(), to: CGPoint(x: 0.0, y: animateOffset), duration: 0.3, timingFunction: CAMediaTimingFunctionName.easeInEaseOut.rawValue, removeOnCompletion: false, additive: true)
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}
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}
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func update(component: ChatFolderLinkPreviewScreenComponent, availableSize: CGSize, state: EmptyComponentState, environment: Environment<ViewControllerComponentContainer.Environment>, transition: Transition) -> CGSize {
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let environment = environment[ViewControllerComponentContainer.Environment.self].value
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let themeUpdated = self.environment?.theme !== environment.theme
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let resetScrolling = self.scrollView.bounds.width != availableSize.width
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let sideInset: CGFloat = 16.0
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if self.component?.linkContents == nil, let linkContents = component.linkContents {
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for peer in linkContents.peers {
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self.selectedItems.insert(peer.id)
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}
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}
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self.component = component
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self.state = state
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self.environment = environment
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if themeUpdated {
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self.dimView.backgroundColor = UIColor(white: 0.0, alpha: 0.5)
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self.backgroundLayer.backgroundColor = environment.theme.list.blocksBackgroundColor.cgColor
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self.itemContainerView.backgroundColor = environment.theme.list.itemBlocksBackgroundColor
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}
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transition.setFrame(view: self.dimView, frame: CGRect(origin: CGPoint(), size: availableSize))
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var contentHeight: CGFloat = 0.0
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let leftButtonSize = self.leftButton.update(
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transition: transition,
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component: AnyComponent(Button(
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content: AnyComponent(Text(text: environment.strings.Common_Cancel, font: Font.regular(17.0), color: environment.theme.list.itemAccentColor)),
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action: { [weak self] in
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guard let self, let controller = self.environment?.controller() else {
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return
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}
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controller.dismiss()
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}
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).minSize(CGSize(width: 44.0, height: 56.0))),
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environment: {},
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containerSize: CGSize(width: 120.0, height: 100.0)
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)
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let leftButtonFrame = CGRect(origin: CGPoint(x: 16.0, y: 0.0), size: leftButtonSize)
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if let leftButtonView = self.leftButton.view {
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if leftButtonView.superview == nil {
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self.navigationBarContainer.addSubview(leftButtonView)
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}
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transition.setFrame(view: leftButtonView, frame: leftButtonFrame)
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}
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let titleString: String
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if let linkContents = component.linkContents {
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//TODO:localize
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if linkContents.localFilterId != nil {
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if self.selectedItems.count == 1 {
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titleString = "Add \(self.selectedItems.count) chat"
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} else {
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titleString = "Add \(self.selectedItems.count) chats"
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}
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} else {
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titleString = "Add Folder"
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}
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} else {
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titleString = " "
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}
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let titleSize = self.title.update(
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transition: .immediate,
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component: AnyComponent(MultilineTextComponent(
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text: .plain(NSAttributedString(string: titleString, font: Font.semibold(17.0), textColor: environment.theme.list.itemPrimaryTextColor))
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)),
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environment: {},
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containerSize: CGSize(width: availableSize.width - leftButtonFrame.maxX * 2.0, height: 100.0)
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)
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let titleFrame = CGRect(origin: CGPoint(x: floor((availableSize.width - titleSize.width) * 0.5), y: 18.0), size: titleSize)
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if let titleView = self.title.view {
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if titleView.superview == nil {
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self.navigationBarContainer.addSubview(titleView)
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}
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transition.setFrame(view: titleView, frame: titleFrame)
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}
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contentHeight += 44.0
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contentHeight += 14.0
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let topIconSize = self.topIcon.update(
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transition: transition,
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component: AnyComponent(ChatFolderLinkHeaderComponent(
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theme: environment.theme,
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strings: environment.strings,
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title: component.linkContents?.title ?? "Folder",
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badge: nil
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)),
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environment: {},
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containerSize: CGSize(width: availableSize.width - sideInset, height: 1000.0)
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)
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let topIconFrame = CGRect(origin: CGPoint(x: floor((availableSize.width - topIconSize.width) * 0.5), y: contentHeight), size: topIconSize)
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if let topIconView = self.topIcon.view {
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if topIconView.superview == nil {
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self.scrollContentView.addSubview(topIconView)
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}
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transition.setFrame(view: topIconView, frame: topIconFrame)
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topIconView.isHidden = component.linkContents == nil
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}
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contentHeight += topIconSize.height
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contentHeight += 20.0
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let text: String
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if let linkContents = component.linkContents {
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if linkContents.localFilterId == nil {
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text = "Do you want to add a new chat folder\nand join its groups and channels?"
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} else {
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let chatCountString: String
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if self.selectedItems.count == 1 {
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chatCountString = "1 chat"
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} else {
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chatCountString = "\(self.selectedItems.count) chats"
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}
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if let title = linkContents.title {
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text = "Do you want to add **\(chatCountString)** to your\nfolder **\(title)**?"
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} else {
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text = "Do you want to add **\(chatCountString)** chats to your\nfolder?"
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}
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}
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} else {
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text = " "
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}
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let body = MarkdownAttributeSet(font: Font.regular(15.0), textColor: environment.theme.list.freeTextColor)
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let bold = MarkdownAttributeSet(font: Font.semibold(15.0), textColor: environment.theme.list.freeTextColor)
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let descriptionTextSize = self.descriptionText.update(
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transition: .immediate,
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component: AnyComponent(MultilineTextComponent(
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text: .markdown(text: text, attributes: MarkdownAttributes(
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body: body,
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bold: bold,
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link: body,
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linkAttribute: { _ in nil }
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)),
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horizontalAlignment: .center,
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maximumNumberOfLines: 0
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)),
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environment: {},
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containerSize: CGSize(width: availableSize.width - sideInset * 2.0 - 16.0 * 2.0, height: 1000.0)
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)
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let descriptionTextFrame = CGRect(origin: CGPoint(x: floor((availableSize.width - descriptionTextSize.width) * 0.5), y: contentHeight), size: descriptionTextSize)
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if let descriptionTextView = self.descriptionText.view {
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if descriptionTextView.superview == nil {
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self.scrollContentView.addSubview(descriptionTextView)
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}
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transition.setFrame(view: descriptionTextView, frame: descriptionTextFrame)
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}
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contentHeight += descriptionTextFrame.height
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contentHeight += 39.0
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var singleItemHeight: CGFloat = 0.0
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var itemsHeight: CGFloat = 0.0
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var validIds: [AnyHashable] = []
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if let linkContents = component.linkContents {
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for i in 0 ..< linkContents.peers.count {
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let peer = linkContents.peers[i]
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for _ in 0 ..< 1 {
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//let id: AnyHashable = AnyHashable("\(peer.id)_\(j)")
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let id = AnyHashable(peer.id)
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validIds.append(id)
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let item: ComponentView<Empty>
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var itemTransition = transition
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if let current = self.items[id] {
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item = current
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} else {
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itemTransition = .immediate
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item = ComponentView()
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self.items[id] = item
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}
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let itemSize = item.update(
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transition: itemTransition,
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component: AnyComponent(PeerListItemComponent(
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context: component.context,
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theme: environment.theme,
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strings: environment.strings,
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sideInset: 0.0,
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title: peer.displayTitle(strings: environment.strings, displayOrder: .firstLast),
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peer: peer,
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subtitle: nil,
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selectionState: .editing(isSelected: self.selectedItems.contains(peer.id), isTinted: linkContents.alreadyMemberPeerIds.contains(peer.id)),
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hasNext: i != linkContents.peers.count - 1,
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action: { [weak self] peer in
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guard let self else {
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return
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}
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if self.selectedItems.contains(peer.id) {
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self.selectedItems.remove(peer.id)
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} else {
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self.selectedItems.insert(peer.id)
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}
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self.state?.updated(transition: Transition(animation: .curve(duration: 0.3, curve: .easeInOut)))
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}
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)),
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environment: {},
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containerSize: CGSize(width: availableSize.width - sideInset * 2.0, height: 1000.0)
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)
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let itemFrame = CGRect(origin: CGPoint(x: 0.0, y: itemsHeight), size: itemSize)
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if let itemView = item.view {
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if itemView.superview == nil {
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self.itemContainerView.addSubview(itemView)
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}
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itemTransition.setFrame(view: itemView, frame: itemFrame)
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}
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itemsHeight += itemSize.height
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singleItemHeight = itemSize.height
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}
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}
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}
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var removeIds: [AnyHashable] = []
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for (id, item) in self.items {
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if !validIds.contains(id) {
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removeIds.append(id)
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item.view?.removeFromSuperview()
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}
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}
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for id in removeIds {
|
|
self.items.removeValue(forKey: id)
|
|
}
|
|
|
|
let listHeaderTitle: String
|
|
if self.selectedItems.count == 1 {
|
|
listHeaderTitle = "1 CHAT IN FOLDER TO JOIN"
|
|
} else {
|
|
listHeaderTitle = "\(self.selectedItems.count) CHATS IN FOLDER TO JOIN"
|
|
}
|
|
|
|
let listHeaderBody = MarkdownAttributeSet(font: Font.with(size: 13.0, design: .regular, traits: [.monospacedNumbers]), textColor: environment.theme.list.freeTextColor)
|
|
|
|
let listHeaderTextSize = self.listHeaderText.update(
|
|
transition: .immediate,
|
|
component: AnyComponent(MultilineTextComponent(
|
|
text: .markdown(
|
|
text: listHeaderTitle,
|
|
attributes: MarkdownAttributes(
|
|
body: listHeaderBody,
|
|
bold: listHeaderBody,
|
|
link: listHeaderBody,
|
|
linkAttribute: { _ in nil }
|
|
)
|
|
)
|
|
)),
|
|
environment: {},
|
|
containerSize: CGSize(width: availableSize.width - sideInset * 2.0 - 15.0, height: 1000.0)
|
|
)
|
|
if let listHeaderTextView = self.listHeaderText.view {
|
|
if listHeaderTextView.superview == nil {
|
|
listHeaderTextView.layer.anchorPoint = CGPoint()
|
|
self.scrollContentView.addSubview(listHeaderTextView)
|
|
}
|
|
let listHeaderTextFrame = CGRect(origin: CGPoint(x: sideInset + 15.0, y: contentHeight), size: listHeaderTextSize)
|
|
transition.setPosition(view: listHeaderTextView, position: listHeaderTextFrame.origin)
|
|
listHeaderTextView.bounds = CGRect(origin: CGPoint(), size: listHeaderTextFrame.size)
|
|
listHeaderTextView.isHidden = component.linkContents == nil
|
|
}
|
|
contentHeight += listHeaderTextSize.height
|
|
contentHeight += 6.0
|
|
|
|
transition.setFrame(view: self.itemContainerView, frame: CGRect(origin: CGPoint(x: sideInset, y: contentHeight), size: CGSize(width: availableSize.width - sideInset * 2.0, height: itemsHeight)))
|
|
|
|
var initialContentHeight = contentHeight
|
|
initialContentHeight += min(itemsHeight, floor(singleItemHeight * 2.5))
|
|
|
|
contentHeight += itemsHeight
|
|
contentHeight += 24.0
|
|
initialContentHeight += 24.0
|
|
|
|
let actionButtonTitle: String
|
|
if let linkContents = component.linkContents {
|
|
if linkContents.localFilterId != nil {
|
|
actionButtonTitle = "Join Chats"
|
|
} else {
|
|
actionButtonTitle = "Add Folder"
|
|
}
|
|
} else {
|
|
actionButtonTitle = " "
|
|
}
|
|
|
|
let actionButtonSize = self.actionButton.update(
|
|
transition: transition,
|
|
component: AnyComponent(SolidRoundedButtonComponent(
|
|
title: actionButtonTitle,
|
|
badge: (self.selectedItems.isEmpty) ? nil : "\(self.selectedItems.count)",
|
|
theme: SolidRoundedButtonComponent.Theme(theme: environment.theme),
|
|
font: .bold,
|
|
fontSize: 17.0,
|
|
height: 50.0,
|
|
cornerRadius: 11.0,
|
|
gloss: false,
|
|
isEnabled: !self.selectedItems.isEmpty,
|
|
animationName: nil,
|
|
iconPosition: .right,
|
|
iconSpacing: 4.0,
|
|
isLoading: component.linkContents == nil,
|
|
action: { [weak self] in
|
|
guard let self, let component = self.component else {
|
|
return
|
|
}
|
|
|
|
if let _ = component.linkContents {
|
|
if self.joinDisposable == nil, !self.selectedItems.isEmpty {
|
|
self.joinDisposable = (component.context.engine.peers.joinChatFolderLink(slug: component.slug, peerIds: Array(self.selectedItems))
|
|
|> deliverOnMainQueue).start(completed: { [weak self] in
|
|
guard let self, let controller = self.environment?.controller() else {
|
|
return
|
|
}
|
|
controller.dismiss()
|
|
})
|
|
}
|
|
}
|
|
|
|
/*if self.selectedItems.isEmpty {
|
|
controller.dismiss()
|
|
} else if let link = component.link {
|
|
let selectedPeers = component.peers.filter { self.selectedItems.contains($0.id) }
|
|
|
|
let _ = enqueueMessagesToMultiplePeers(account: component.context.account, peerIds: Array(self.selectedItems), threadIds: [:], messages: [.message(text: link, attributes: [], inlineStickers: [:], mediaReference: nil, replyToMessageId: nil, localGroupingKey: nil, correlationId: nil, bubbleUpEmojiOrStickersets: [])]).start()
|
|
let text: String
|
|
if selectedPeers.count == 1 {
|
|
text = environment.strings.Conversation_ShareLinkTooltip_Chat_One(selectedPeers[0].displayTitle(strings: environment.strings, displayOrder: .firstLast).replacingOccurrences(of: "*", with: "")).string
|
|
} else if selectedPeers.count == 2 {
|
|
text = environment.strings.Conversation_ShareLinkTooltip_TwoChats_One(selectedPeers[0].displayTitle(strings: environment.strings, displayOrder: .firstLast).replacingOccurrences(of: "*", with: ""), selectedPeers[1].displayTitle(strings: environment.strings, displayOrder: .firstLast).replacingOccurrences(of: "*", with: "")).string
|
|
} else {
|
|
text = environment.strings.Conversation_ShareLinkTooltip_ManyChats_One(selectedPeers[0].displayTitle(strings: environment.strings, displayOrder: .firstLast).replacingOccurrences(of: "*", with: ""), "\(selectedPeers.count - 1)").string
|
|
}
|
|
|
|
let presentationData = component.context.sharedContext.currentPresentationData.with { $0 }
|
|
controller.present(UndoOverlayController(presentationData: presentationData, content: .forward(savedMessages: false, text: text), elevatedLayout: false, action: { _ in return false }), in: .window(.root))
|
|
|
|
controller.dismiss()
|
|
} else {
|
|
controller.dismiss()
|
|
}*/
|
|
}
|
|
)),
|
|
environment: {},
|
|
containerSize: CGSize(width: availableSize.width - sideInset * 2.0, height: 50.0)
|
|
)
|
|
let bottomPanelHeight = 14.0 + environment.safeInsets.bottom + actionButtonSize.height
|
|
let actionButtonFrame = CGRect(origin: CGPoint(x: sideInset, y: availableSize.height - bottomPanelHeight), size: actionButtonSize)
|
|
if let actionButtonView = self.actionButton.view {
|
|
if actionButtonView.superview == nil {
|
|
self.addSubview(actionButtonView)
|
|
}
|
|
transition.setFrame(view: actionButtonView, frame: actionButtonFrame)
|
|
}
|
|
|
|
contentHeight += bottomPanelHeight
|
|
initialContentHeight += bottomPanelHeight
|
|
|
|
let containerInset: CGFloat = environment.statusBarHeight + 10.0
|
|
let topInset: CGFloat = max(0.0, availableSize.height - containerInset - initialContentHeight)
|
|
|
|
let scrollContentHeight = max(topInset + contentHeight, availableSize.height - containerInset)
|
|
|
|
self.scrollContentClippingView.layer.cornerRadius = 10.0
|
|
|
|
self.itemLayout = ItemLayout(containerSize: availableSize, containerInset: containerInset, bottomInset: environment.safeInsets.bottom, topInset: topInset)
|
|
|
|
transition.setFrame(view: self.scrollContentView, frame: CGRect(origin: CGPoint(x: 0.0, y: topInset + containerInset), size: CGSize(width: availableSize.width, height: contentHeight)))
|
|
|
|
transition.setPosition(layer: self.backgroundLayer, position: CGPoint(x: availableSize.width / 2.0, y: availableSize.height / 2.0))
|
|
transition.setBounds(layer: self.backgroundLayer, bounds: CGRect(origin: CGPoint(), size: availableSize))
|
|
|
|
let scrollClippingFrame = CGRect(origin: CGPoint(x: sideInset, y: containerInset + 56.0), size: CGSize(width: availableSize.width - sideInset * 2.0, height: actionButtonFrame.minY - 24.0 - (containerInset + 56.0)))
|
|
transition.setPosition(view: self.scrollContentClippingView, position: scrollClippingFrame.center)
|
|
transition.setBounds(view: self.scrollContentClippingView, bounds: CGRect(origin: CGPoint(x: scrollClippingFrame.minX, y: scrollClippingFrame.minY), size: scrollClippingFrame.size))
|
|
|
|
self.ignoreScrolling = true
|
|
transition.setFrame(view: self.scrollView, frame: CGRect(origin: CGPoint(x: 0.0, y: 0.0), size: CGSize(width: availableSize.width, height: availableSize.height - containerInset)))
|
|
let contentSize = CGSize(width: availableSize.width, height: scrollContentHeight)
|
|
if contentSize != self.scrollView.contentSize {
|
|
self.scrollView.contentSize = contentSize
|
|
}
|
|
if resetScrolling {
|
|
self.scrollView.bounds = CGRect(origin: CGPoint(x: 0.0, y: 0.0), size: availableSize)
|
|
}
|
|
self.ignoreScrolling = false
|
|
self.updateScrolling(transition: transition)
|
|
|
|
return availableSize
|
|
}
|
|
}
|
|
|
|
func makeView() -> View {
|
|
return View(frame: CGRect())
|
|
}
|
|
|
|
func update(view: View, availableSize: CGSize, state: EmptyComponentState, environment: Environment<ViewControllerComponentContainer.Environment>, transition: Transition) -> CGSize {
|
|
return view.update(component: self, availableSize: availableSize, state: state, environment: environment, transition: transition)
|
|
}
|
|
}
|
|
|
|
public class ChatFolderLinkPreviewScreen: ViewControllerComponentContainer {
|
|
private let context: AccountContext
|
|
private var linkContents: ChatFolderLinkContents?
|
|
private var linkContentsDisposable: Disposable?
|
|
|
|
private var isDismissed: Bool = false
|
|
|
|
public init(context: AccountContext, slug: String) {
|
|
self.context = context
|
|
|
|
super.init(context: context, component: ChatFolderLinkPreviewScreenComponent(context: context, slug: slug, linkContents: nil), navigationBarAppearance: .none)
|
|
|
|
self.statusBar.statusBarStyle = .Ignore
|
|
self.navigationPresentation = .flatModal
|
|
self.blocksBackgroundWhenInOverlay = true
|
|
|
|
self.linkContentsDisposable = (context.engine.peers.checkChatFolderLink(slug: slug)
|
|
//|> delay(0.2, queue: .mainQueue())
|
|
|> deliverOnMainQueue).start(next: { [weak self] result in
|
|
guard let self else {
|
|
return
|
|
}
|
|
self.linkContents = result
|
|
self.updateComponent(component: AnyComponent(ChatFolderLinkPreviewScreenComponent(context: context, slug: slug, linkContents: result)), transition: .immediate)
|
|
})
|
|
}
|
|
|
|
required public init(coder aDecoder: NSCoder) {
|
|
fatalError("init(coder:) has not been implemented")
|
|
}
|
|
|
|
deinit {
|
|
self.linkContentsDisposable?.dispose()
|
|
}
|
|
|
|
override public func viewDidAppear(_ animated: Bool) {
|
|
super.viewDidAppear(animated)
|
|
|
|
self.view.disablesInteractiveModalDismiss = true
|
|
|
|
if let componentView = self.node.hostView.componentView as? ChatFolderLinkPreviewScreenComponent.View {
|
|
componentView.animateIn()
|
|
}
|
|
}
|
|
|
|
override public func dismiss(completion: (() -> Void)? = nil) {
|
|
if !self.isDismissed {
|
|
self.isDismissed = true
|
|
|
|
if let componentView = self.node.hostView.componentView as? ChatFolderLinkPreviewScreenComponent.View {
|
|
componentView.animateOut(completion: { [weak self] in
|
|
completion?()
|
|
self?.dismiss(animated: false)
|
|
})
|
|
} else {
|
|
self.dismiss(animated: false)
|
|
}
|
|
}
|
|
}
|
|
}
|