//
//  UIWindow+Extensions.swift
//  BlobMenu
//
//  Created by Igor K. on 23.04.2020.
//  Copyright © 2020 Ramotion. All rights reserved.
//

import Foundation
import UIKit

public extension UIWindow {
     
    static var current: UIWindow? {
        //if scene is not connected will use first normal level key window
        return sceneActiveWindow ?? keyWindow
    }
    
    static var keyWindow: UIWindow? {
        var window = UIApplication.shared.windows.first { $0.isKeyWindow }
        if window == nil || window?.windowLevel != .normal {
            for w in UIApplication.shared.windows {
                if w.windowLevel == .normal {
                    window = w
                }
            }
        }
        return window
    }
    
    static var sceneActiveWindow: UIWindow? {
        let window = UIApplication.shared.connectedScenes
            .filter({ $0.activationState == .foregroundActive })
            .map({ $0 as? UIWindowScene })
            .compactMap({ $0 })
            .first?.windows
            .filter({ $0.isKeyWindow }).first
        return window
    }
}