Get meta data like iPhone and iOS version of device

DeviceMeta.swift

struct DeviceMeta {
	
	/// Version of the application.
	static let appVersion = Bundle.main.object(forInfoDictionaryKey: "CFBundleShortVersionString") as? String
	
	/// Name of the current operation system. (ios/macos/...)
	static let osType = UIDevice.current.systemName
	
	/// Version of the operating system. (e.g. 11.4)
	static let osVersion = UIDevice.current.systemVersion
	
	/// Identifier of the device. (e.g. iPhone8,2)
	static let deviceType = UIDevice.modelIdentifier
	
}

UIDevice+modelIdentifier.swift

extension UIDevice {
	
	static var modelIdentifier: String = {
		var systemInfo = utsname()
		uname(&systemInfo)
		let machineMirror = Mirror(reflecting: systemInfo.machine)
		let identifier = machineMirror.children.reduce("") { identifier, element in
			guard let value = element.value as? Int8, value != 0 else { return identifier }
			return identifier + String(UnicodeScalar(UInt8(value)))
		}
		return identifier
	}()
	
}