mayooresan

protocol Animal{
    var isIdle : Bool? {get set}
    func run()
    func stop()
}

mayooresan

class Cat : Animal, Eye{
    var isIdle: Bool? = true
    func run() {
        print("Cat is running now")
    }
    
    func stop() {
        print("Cat has stopped now")
    }
    

mayooresan

protocol Animal{
    var isIdle : Bool? {get set}
    func run()
    func stop()
}

protocol Eye{
    func closeEyesAndSleep()
    func openEyesAndLookAround()
}

mayooresan

class Cat : Animal, Eye{
    var isIdle: Bool? = true
    
    func run() {
        isIdle = true
        print("Cat is running now")
    }
    
    func stop() {
        isIdle = false

mayooresan

class Cat : Eye{
    var isIdle: Bool? = true
    
    func closeEyesAndSleep() {
        if isIdle == true{
            print("Cat is sleeping now")
        }else{
            print("Cat will NOT sleep now")
        }
    }

mayooresan

import UIKit

class EnemyBaseVC: UIViewController {
    
    let hasWeaponOfMassDescrtruction : Bool = true

    override func viewDidLoad() {
        super.viewDidLoad()
    }
    

mayooresan

import UIKit

protocol SpyDelegate {
    func didFindWeaponOfMassDestruction(found : Bool)
}

class EnemyBaseVC: UIViewController {
    
    let hasWeaponOfMassDescrtruction : Bool = true

mayooresan

import UIKit

protocol SpyDelegate {
    func didFindWeaponOfMassDestruction(found : Bool)
}

class EnemyBaseVC: UIViewController {
    
    let hasWeaponOfMassDescrtruction : Bool = true
    var delegate : SpyDelegate?

mayooresan

import UIKit

protocol SpyDelegate {
    func didFindWeaponOfMassDestruction(found : Bool)
}

class EnemyBaseVC: UIViewController {
    
    let hasWeaponOfMassDescrtruction : Bool = true
    var delegate : SpyDelegate?

mayooresan

import UIKit

class HomeBaseVC: UIViewController, SpyDelegate {

    override func viewDidLoad() {
        super.viewDidLoad()
    }
    
    func didFindWeaponOfMassDestruction(found: Bool) {
        // Handle the received data here