//
//  CommonFunctions.swift
//  PaiAi
//
//  Created by mac on 16/7/21.
//  Copyright © 2016年 FFIB. All rights reserved.
//

import ObjectMapper

let onePixel: CGFloat = 1 / UIScreen.main.scale

var AppRootController: UIViewController {
    get {
        let ctl = UIApplication.shared.delegate?.window??.rootViewController
        return ctl!
    }
}
var AppRootWindow: UIWindow? {
    get {
        return UIApplication.shared.keyWindow
    }
}

var AppRootView: UIView {
    get {
        guard let view = UIApplication.shared.delegate?.window??.rootViewController?.view else {
            return UIView()
        }
        return view
    }
}

func GetParentCell(_ view: UIView) -> UITableViewCell? {
    var parent = view.superview
    while parent != nil {
        if let p = parent as? UITableViewCell {
            return p
        }
        parent = parent?.superview
    }
    return nil
}

func GetParentCollectionCell(_ view: UIView) -> UICollectionViewCell? {
    var parent = view.superview
    while parent != nil {
        if let p = parent as? UICollectionViewCell {
            return p
        }
        parent = parent?.superview
    }
    return nil
}

func Delay(_ time: TimeInterval, queue: DispatchQueue = DispatchQueue.main, block :@escaping () -> Void) {
    queue.asyncAfter(deadline: DispatchTime.now() + Double(Int64(time*TimeInterval(NSEC_PER_SEC))) / Double(NSEC_PER_SEC), execute: block)
}

func RGBAColor(_ r: CGFloat, g: CGFloat, b: CGFloat, a: CGFloat = 1) -> UIColor {
    return UIColor(red: r/255.0, green: g/255.0, blue: b/255.0, alpha: a)
}

extension Mappable {
    mutating func mapping(map: Map) { }
}