edudnyk

import SwiftUI

@main
public enum SheeKitTestsHostApp {
    public static var app = _TestApp()
    static func main() {
        app.run()
    }
}

edudnyk

struct SheetModifier<Item, SheetContent>: ViewModifier where Item : Identifiable, SheetContent : View {
    @Binding var item: Item?
    let presentationStyle: ModalPresentationStyle
    let presentedViewControllerParameters: UIViewControllerProxy?
    let onDismiss: (() -> Void)?
    @ViewBuilder
    let content: (Item) -> SheetContent
    @State var proxy = UIViewControllerProxy()
    
    func body(content: Content) -> some View {

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struct SheetPresenterControllerRepresentable<Item>: UIViewControllerRepresentable where Item : Identifiable {
    @Binding var item: Item?
    @Environment(\.shee_isInteractiveDismissDisabled) private var isInteractiveDismissDisabled
    let onDismiss: (() -> Void)?
    let sheetHostProvider: (AdaptiveDelegate<Item>, UIViewController, Item, DismissAction) -> SheetHostingController<Item>
    let sheetHostUpdater: (AdaptiveDelegate<Item>, UIViewController, Bool, DismissAction) -> Void
    
    func makeCoordinator() -> AdaptiveDelegate<Item> { .init() }

    func makeUIViewController(context: Context) -> SheetPresenterController { .init() }

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final class SheetHostingController<Item>: UIHostingController<AnyView> where Item : Identifiable {
    var itemId: Item.ID?
    var item: Item
    var onDismiss: (() -> Void)?
    
    init(rootView: AnyView, item: Item) {
        self.itemId = item.id
        self.item = item
        super.init(rootView: rootView)
    }

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final class AdaptiveDelegate<Item>: NSObject, UIPopoverPresentationControllerDelegate, UISheetPresentationControllerDelegate where Item : Identifiable {
    weak var sheetHost: SheetHostingController<Item>?
    var dismissedByUserCallback: DismissAction?
    var isInteractiveDismissDisabled = false
    var selectedDetentIdentifierBinding: Binding<UISheetPresentationController.Detent.Identifier?>?

    override init() {
        super.init()
    }

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public struct DismissAction {
    public func callAsFunction()    
}

extension EnvironmentValues {
    public internal(set) var shee_dismiss: DismissAction
    public internal(set) var shee_isPresented: Bool
}

extension View {

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public struct UIViewControllerProxy {
    public var modalTransitionStyle: UIModalTransitionStyle = .coverVertical
    public var modalPresentationCapturesStatusBarAppearance = false
    public var disablesAutomaticKeyboardDismissal: Bool?
    public var edgesForExtendedLayout: UIRectEdge = .all
    public var extendedLayoutIncludesOpaqueBars: Bool = false
    public var preferredContentSize: CGSize = .zero
    public var preferredStatusBarStyle: UIStatusBarStyle?
    public var prefersStatusBarHidden: Bool?
    public var preferredStatusBarUpdateAnimation: UIStatusBarAnimation?

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public struct SheetProperties {
    /// Set to true to cause the sheet to layout with an edge-attached appearance in compact height instead of full screen.
    /// Default: ``false``
    public var prefersEdgeAttachedInCompactHeight: Bool

    /// Set to true to allow ``preferredContentSize`` to influence the width of the sheet when edge-attached.
    /// When ``false``, the width of the sheet when edge-attached is always equal to the safe area width of the container.
    /// The value of this property is not respected in compact width regular height.
    /// Default: ``false``
    public var widthFollowsPreferredContentSizeWhenEdgeAttached: Bool

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public enum ModalPresentationStyle {
    /// The default presentation style chosen by the system.
    case automatic
    /// A presentation style that partially covers the underlying content.
    ///
    /// - Parameters:
    ///   - properties: properties to assign to ``UISheetPresentationController``
    case pageSheet(properties: SheetProperties? = nil)
    /// A presentation style that displays the content centered in the screen.
    ///

edudnyk

import SwiftUI

@main
struct App {
    static func main() {
        _TestApp().runBenchmarks([Benchmark()])
    }
}

extension UIHostingController: _Test where Content == AnyView {}