accessor example

accessor_example

//
//  BillManager.swift
//  SushiOrder
//
//  Created by Jonathan Barton on 8/17/15.
//  Copyright (c) 2015 Jonathan Barton. All rights reserved.
//

import UIKit

class BillManager: NSObject {
    
    private let prices = ["sushi": 100, "tuna": 200, "rolls": 50, "sake": 10]
    private var total:Int
    
    init(actualTotal:Int = 0) {
        
        total = actualTotal
    
    }
    
    func addOrder(order:String) {
        
        if let tot = prices[order] {
            
            total += tot
            
        }
                
    }
    
    var currentTotal: String {
        
        get {
            
            return total.description
            
        }
        
    }
   
}


//============================================

//
//  ViewController.swift
//  SushiOrder
//
//  Created by Jonathan Barton on 8/17/15.
//  Copyright (c) 2015 Jonathan Barton. All rights reserved.
//

import UIKit

class ViewController: UIViewController {

    // MARK: connections
    @IBOutlet weak var total: UILabel!
    @IBOutlet weak var totalWithTip: UILabel!
    
    // MARK: controller items
    private let billManager = BillManager()
    
    // MARK: overloads
    override func viewDidLoad() {
        super.viewDidLoad()
        // Do any additional setup after loading the view, typically from a nib.
    }

    override func didReceiveMemoryWarning() {
        super.didReceiveMemoryWarning()
        // Dispose of any resources that can be recreated.
    }
    
    // MARK: custom methods
    private func showTotal() {
        
        total.text = billManager.currentTotal
        
    }

    // MARK: ui interactions
    @IBAction func onRolls(sender: AnyObject) {
        
        billManager.addOrder("rolls")
        showTotal()
        
    }
    
    @IBAction func onTunas(sender: AnyObject) {
    }
    
    @IBAction func onSake(sender: AnyObject) {
    }
    
    @IBAction func onSushi(sender: AnyObject) {
    }
}