96 lines
3.1 KiB
Swift
96 lines
3.1 KiB
Swift
import DesignSystem
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import Env
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import SafariServices
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import SwiftUI
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extension View {
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func withSafariRouter() -> some View {
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modifier(SafariRouter())
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}
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}
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private struct SafariRouter: ViewModifier {
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@EnvironmentObject private var theme: Theme
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@EnvironmentObject private var preferences: UserPreferences
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@EnvironmentObject private var routerPath: RouterPath
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@State private var safari: SFSafariViewController?
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func body(content: Content) -> some View {
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content
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.environment(\.openURL, OpenURLAction { url in
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routerPath.handle(url: url)
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})
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.onAppear {
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routerPath.urlHandler = { url in
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if url.absoluteString.contains("@twitter.com"), url.absoluteString.hasPrefix("mailto:") {
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let username = url.absoluteString
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.replacingOccurrences(of: "@twitter.com", with: "")
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.replacingOccurrences(of: "mailto:", with: "")
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let twitterLink = "https://twitter.com/\(username)"
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if let url = URL(string: twitterLink) {
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UIApplication.shared.open(url)
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return .handled
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}
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}
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guard preferences.preferredBrowser == .inAppSafari, !ProcessInfo.processInfo.isiOSAppOnMac else { return .systemAction }
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// SFSafariViewController only supports initial URLs with http:// or https:// schemes.
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guard let scheme = url.scheme, ["https", "http"].contains(scheme.lowercased()) else {
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return .systemAction
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}
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let safari = SFSafariViewController(url: url)
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safari.preferredBarTintColor = UIColor(theme.primaryBackgroundColor)
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safari.preferredControlTintColor = UIColor(theme.tintColor)
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self.safari = safari
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return .handled
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}
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}
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.background {
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SafariPresenter(safari: safari)
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}
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}
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struct SafariPresenter: UIViewRepresentable {
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var safari: SFSafariViewController?
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func makeUIView(context _: Context) -> UIView {
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let view = UIView(frame: .zero)
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view.isHidden = true
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view.isUserInteractionEnabled = false
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return view
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}
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func updateUIView(_ uiView: UIView, context _: Context) {
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guard let safari = safari, let viewController = uiView.findTopViewController() else { return }
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viewController.present(safari, animated: true)
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}
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}
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}
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private extension UIView {
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func findTopViewController() -> UIViewController? {
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if let nextResponder = next as? UIViewController {
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return nextResponder.topViewController()
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} else if let nextResponder = next as? UIView {
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return nextResponder.findTopViewController()
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} else {
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return nil
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}
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}
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}
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private extension UIViewController {
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func topViewController() -> UIViewController? {
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if let nvc = self as? UINavigationController {
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return nvc.visibleViewController?.topViewController()
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} else if let tbc = self as? UITabBarController, let selected = tbc.selectedViewController {
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return selected.topViewController()
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} else if let presented = presentedViewController {
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return presented.topViewController()
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}
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return self
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}
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}
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