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//
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// RouteComposer
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// KeyWindowProvider.swift
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// https://github.com/ekazaev/route-composer
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//
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// Created by Eugene Kazaev in 2018-2022.
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// Distributed under the MIT license.
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//
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// Become a sponsor:
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// https://github.com/sponsors/ekazaev
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//
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import Foundation
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import UIKit
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/// Returns key `UIWindow`
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public struct KeyWindowProvider: WindowProvider {
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// MARK: Properties
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/// `UIWindow` instance
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public var window: UIWindow? {
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let keyWindow: UIWindow?
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if #available(iOS 13, *) {
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keyWindow = UIApplication.shared.windows.first { $0.isKeyWindow }
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} else {
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keyWindow = UIApplication.shared.keyWindow
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}
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guard let window = keyWindow else {
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assertionFailure("Application does not have a key window.")
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return nil
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}
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return window
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}
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// MARK: Methods
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/// Constructor
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public init() {}
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}
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