ios device types

DeviceInfos.swift

import Foundation
import UIKit
struct DeviceInfos {
    static let IS_IPAD = (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiom.pad)
    static let IS_IPHONE = (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiom.phone)
    static let IS_RETINA = (UIScreen.main.scale >= 2.0)
    static let SCREEN_WIDTH = (UIScreen.main.bounds.size.width)
    static let SCREEN_HEIGHT = (UIScreen.main.bounds.size.height)
    static let SCREEN_MAX_LENGTH = SCREEN_WIDTH >= SCREEN_HEIGHT ? SCREEN_WIDTH : SCREEN_HEIGHT
    static let SCREEN_MIN_LENGTH = SCREEN_WIDTH <= SCREEN_HEIGHT ? SCREEN_WIDTH : SCREEN_HEIGHT
    static let IS_IPHONE_4_OR_LESS = (IS_IPHONE && SCREEN_MAX_LENGTH < 568.0)
    static let IS_IPHONE_5 = (IS_IPHONE && SCREEN_MAX_LENGTH == 568.0)
    static let IS_IPHONE_6 = (IS_IPHONE && SCREEN_MAX_LENGTH == 667.0)
    static let IS_IPHONE_6P = (IS_IPHONE && SCREEN_MAX_LENGTH == 736.0)
    static let IS_IPHONE_6_AND_UPPER = (IS_IPHONE && SCREEN_MAX_LENGTH >= 667.0)
    static let IS_IPHONE_X_AND_UPPER = (IS_IPHONE && SCREEN_MAX_LENGTH >= 812.0)
    static let IPHONE_X_STATUS_BAR_HEIGHT_ADDITION = 22.0
}