mirror of
https://github.com/Swiftgram/Telegram-iOS.git
synced 2025-12-22 22:25:57 +00:00
Various Improvements
This commit is contained in:
Ilya Laktyushin
293
submodules/WebUI/Sources/WebAppController.swift
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293
submodules/WebUI/Sources/WebAppController.swift
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import Foundation
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import UIKit
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import WebKit
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import Display
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import AsyncDisplayKit
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import TelegramCore
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import SwiftSignalKit
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import TelegramPresentationData
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import AccountContext
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import AttachmentUI
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import CounterContollerTitleView
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import ContextUI
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private class WeakGameScriptMessageHandler: NSObject, WKScriptMessageHandler {
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private let f: (WKScriptMessage) -> ()
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init(_ f: @escaping (WKScriptMessage) -> ()) {
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self.f = f
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super.init()
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}
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func userContentController(_ controller: WKUserContentController, didReceive scriptMessage: WKScriptMessage) {
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self.f(scriptMessage)
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}
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}
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public final class WebAppController: ViewController, AttachmentContainable {
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public var requestAttachmentMenuExpansion: () -> Void = { }
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public var updateNavigationStack: (@escaping ([AttachmentContainable]) -> ([AttachmentContainable], AttachmentMediaPickerContext?)) -> Void = { _ in }
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public var updateTabBarAlpha: (CGFloat, ContainedViewLayoutTransition) -> Void = { _, _ in }
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public var cancelPanGesture: () -> Void = { }
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private class Node: ViewControllerTracingNode {
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private var webView: WKWebView?
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private let context: AccountContext
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var presentationData: PresentationData
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private let present: (ViewController, Any?) -> Void
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private let message: EngineMessage?
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init(context: AccountContext, presentationData: PresentationData, url: String, present: @escaping (ViewController, Any?) -> Void, message: EngineMessage?) {
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self.context = context
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self.presentationData = presentationData
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self.present = present
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self.message = message
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super.init()
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self.backgroundColor = .white
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let js = "var TelegramWebviewProxyProto = function() {}; " +
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"TelegramWebviewProxyProto.prototype.postEvent = function(eventName, eventData) { " +
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"window.webkit.messageHandlers.performAction.postMessage({'eventName': eventName, 'eventData': eventData}); " +
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"}; " +
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"var TelegramWebviewProxy = new TelegramWebviewProxyProto();"
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let configuration = WKWebViewConfiguration()
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let userController = WKUserContentController()
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let userScript = WKUserScript(source: js, injectionTime: .atDocumentStart, forMainFrameOnly: false)
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userController.addUserScript(userScript)
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userController.add(WeakGameScriptMessageHandler { [weak self] message in
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if let strongSelf = self {
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strongSelf.handleScriptMessage(message)
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}
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}, name: "performAction")
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configuration.userContentController = userController
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configuration.allowsInlineMediaPlayback = true
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if #available(iOSApplicationExtension 10.0, iOS 10.0, *) {
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configuration.mediaTypesRequiringUserActionForPlayback = []
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} else if #available(iOSApplicationExtension 9.0, iOS 9.0, *) {
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configuration.requiresUserActionForMediaPlayback = false
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} else {
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configuration.mediaPlaybackRequiresUserAction = false
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}
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let webView = WKWebView(frame: CGRect(), configuration: configuration)
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if #available(iOSApplicationExtension 9.0, iOS 9.0, *) {
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webView.allowsLinkPreview = false
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}
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if #available(iOSApplicationExtension 11.0, iOS 11.0, *) {
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webView.scrollView.contentInsetAdjustmentBehavior = .never
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}
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webView.interactiveTransitionGestureRecognizerTest = { point -> Bool in
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return point.x > 30.0
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}
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self.view.addSubview(webView)
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self.webView = webView
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if let parsedUrl = URL(string: url) {
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webView.load(URLRequest(url: parsedUrl))
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}
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}
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func containerLayoutUpdated(_ layout: ContainerViewLayout, navigationBarHeight: CGFloat, transition: ContainedViewLayoutTransition) {
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if let webView = self.webView {
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webView.frame = CGRect(origin: CGPoint(x: 0.0, y: navigationBarHeight), size: CGSize(width: layout.size.width, height: max(1.0, layout.size.height - navigationBarHeight)))
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}
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}
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func animateIn() {
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self.layer.animatePosition(from: CGPoint(x: self.layer.position.x, y: self.layer.position.y + self.layer.bounds.size.height), to: self.layer.position, duration: 0.5, timingFunction: kCAMediaTimingFunctionSpring)
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}
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func animateOut(completion: (() -> Void)? = nil) {
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self.layer.animatePosition(from: self.layer.position, to: CGPoint(x: self.layer.position.x, y: self.layer.position.y + self.layer.bounds.size.height), duration: 0.2, timingFunction: CAMediaTimingFunctionName.easeInEaseOut.rawValue, removeOnCompletion: false, completion: { _ in
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completion?()
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})
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}
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private func shareData() -> (EnginePeer, String)? {
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guard let message = self.message else {
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return nil
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}
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var botPeer: EnginePeer?
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var gameName: String?
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for media in message.media {
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if let game = media as? TelegramMediaGame {
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inner: for attribute in message.attributes {
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if let attribute = attribute as? InlineBotMessageAttribute, let peerId = attribute.peerId {
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botPeer = message.peers[peerId].flatMap(EnginePeer.init)
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break inner
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}
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}
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if botPeer == nil {
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botPeer = message.author
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}
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gameName = game.name
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}
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}
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if let botPeer = botPeer, let gameName = gameName {
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return (botPeer, gameName)
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}
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return nil
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}
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private func handleScriptMessage(_ message: WKScriptMessage) {
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guard let body = message.body as? [String: Any] else {
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return
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}
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guard let eventName = body["eventName"] as? String else {
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return
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}
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if eventName == "share_game" || eventName == "share_score" {
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if let (botPeer, gameName) = self.shareData(), let addressName = botPeer.addressName, !addressName.isEmpty, !gameName.isEmpty {
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if eventName == "share_score" {
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} else {
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}
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}
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}
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}
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}
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private var controllerNode: Node {
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return self.displayNode as! Node
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}
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private let moreButtonNode: MoreButtonNode
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private let context: AccountContext
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private let url: String
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private let message: EngineMessage?
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private var presentationData: PresentationData
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public init(context: AccountContext, updatedPresentationData: (initial: PresentationData, signal: Signal<PresentationData, NoError>)? = nil, url: String, message: EngineMessage?) {
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self.context = context
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self.url = url
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self.message = message
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self.presentationData = updatedPresentationData?.initial ?? context.sharedContext.currentPresentationData.with { $0 }
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var theme = NavigationBarTheme(rootControllerTheme: self.presentationData.theme)
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theme = theme.withUpdatedBackgroundColor(self.presentationData.theme.list.plainBackgroundColor)
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let navigationBarPresentationData = NavigationBarPresentationData(theme: theme, strings: NavigationBarStrings(back: "", close: ""))
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self.moreButtonNode = MoreButtonNode(theme: self.presentationData.theme)
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self.moreButtonNode.iconNode.enqueueState(.more, animated: false)
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super.init(navigationBarPresentationData: navigationBarPresentationData)
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self.statusBar.statusBarStyle = self.presentationData.theme.rootController.statusBarStyle.style
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self.navigationItem.leftBarButtonItem = UIBarButtonItem(title: self.presentationData.strings.Common_Cancel, style: .plain, target: self, action: #selector(self.cancelPressed))
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self.navigationItem.rightBarButtonItem = UIBarButtonItem(customDisplayNode: self.moreButtonNode)
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self.navigationItem.rightBarButtonItem?.action = #selector(self.moreButtonPressed)
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self.navigationItem.rightBarButtonItem?.target = self
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let titleView = CounterContollerTitleView(theme: self.presentationData.theme)
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titleView.title = CounterContollerTitle(title: "Web App", counter: self.presentationData.strings.Bot_GenericBotStatus)
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self.navigationItem.titleView = titleView
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self.moreButtonNode.action = { [weak self] _, gesture in
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if let strongSelf = self {
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strongSelf.morePressed(node: strongSelf.moreButtonNode.contextSourceNode, gesture: gesture)
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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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deinit {
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assert(true)
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}
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@objc private func cancelPressed() {
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self.dismiss()
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}
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@objc private func moreButtonPressed() {
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self.moreButtonNode.action?(self.moreButtonNode.contextSourceNode, nil)
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}
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@objc private func morePressed(node: ContextReferenceContentNode, gesture: ContextGesture?) {
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var items: [ContextMenuItem] = []
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items.append(.action(ContextMenuActionItem(text: "Open Bot", icon: { theme in
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return generateTintedImage(image: UIImage(bundleImageName: "Chat/Context Menu/Bots"), color: theme.contextMenu.primaryColor)
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}, action: { [weak self] _, f in
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f(.default)
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guard let strongSelf = self else {
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return
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}
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let controller = addWebAppToAttachmentController(sharedContext: strongSelf.context.sharedContext)
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strongSelf.present(controller, in: .window(.root))
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})))
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items.append(.action(ContextMenuActionItem(text: "Reload Page", icon: { theme in
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return generateTintedImage(image: UIImage(bundleImageName: "Chat/Context Menu/Share"), color: theme.contextMenu.primaryColor)
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}, action: { _, f in
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f(.default)
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})))
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items.append(.action(ContextMenuActionItem(text: "Remove Bot", textColor: .destructive, icon: { theme in
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return generateTintedImage(image: UIImage(bundleImageName: "Chat/Context Menu/Delete"), color: theme.contextMenu.destructiveColor)
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}, action: { _, f in
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f(.default)
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})))
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let contextController = ContextController(account: self.context.account, presentationData: self.presentationData, source: .reference(WebAppContextReferenceContentSource(controller: self, sourceNode: node)), items: .single(ContextController.Items(content: .list(items))), gesture: gesture)
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self.presentInGlobalOverlay(contextController)
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}
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override public func loadDisplayNode() {
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self.displayNode = Node(context: self.context, presentationData: self.presentationData, url: self.url, present: { [weak self] c, a in
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self?.present(c, in: .window(.root), with: a)
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}, message: self.message)
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}
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override public func containerLayoutUpdated(_ layout: ContainerViewLayout, transition: ContainedViewLayoutTransition) {
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super.containerLayoutUpdated(layout, transition: transition)
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self.controllerNode.containerLayoutUpdated(layout, navigationBarHeight: self.navigationLayout(layout: layout).navigationFrame.maxY, transition: transition)
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}
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override public var presentationController: UIPresentationController? {
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get {
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return nil
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} set(value) {
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}
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}
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}
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private final class WebAppContextReferenceContentSource: ContextReferenceContentSource {
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private let controller: ViewController
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private let sourceNode: ContextReferenceContentNode
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init(controller: ViewController, sourceNode: ContextReferenceContentNode) {
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self.controller = controller
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self.sourceNode = sourceNode
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}
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func transitionInfo() -> ContextControllerReferenceViewInfo? {
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return ContextControllerReferenceViewInfo(referenceView: self.sourceNode.view, contentAreaInScreenSpace: UIScreen.main.bounds)
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}
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}
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