vasarhelyia

class Brew {
    var temp = 0.0
}

class BrewViewController: UIViewController {
    @IBOutlet weak var tempLabel: UILabel!
    var brew = Brew()
    
    override func viewDidLoad() {
       super.viewDidLoad()

vasarhelyia

class Brew {
    var temp: Float = 0.0
}

class BrewViewModel : NSObject {
    var brew = Brew()
    dynamic var temp: Float = 0.0 {
        didSet {
            self.brew.temp = temp
        }

vasarhelyia

NSURLSession.sharedSession().rac_dataWithRequest(request)
    |> map { data, URLResponse in
        return data
    }

vasarhelyia

syncBrewAction = Action { brewState in
    if let jsonData:AnyObject = BrewState.encode(brewState).value {
        let requestResult = self.requestWithBody("api/brew", method: "POST", body: JSON(jsonData))
        if let requestResultValue = requestResult.value {
            return NSURLSession.sharedSession().rac_dataWithRequest(requestResultValue)
                |> map { data, URLResponse in
                    return data
                }
        }
    }

vasarhelyia

cocoaActionSync = CocoaAction(brewManager.syncBrewAction, input: brewState.value)

vasarhelyia

var syncBrewAction: Action<BrewState, NSData, NSError>!

vasarhelyia

syncButton.addTarget(self.brewDesignerViewModel.cocoaActionSync, action: CocoaAction.selector, forControlEvents: .TouchUpInside)

vasarhelyia

self.brewManager.syncBrewAction.errors
    |> observeOn(UIScheduler())
    |> observe(next: { error in
        UIAlertView(title: "Error creating brew", message: error.localizedDescription, delegate: nil, cancelButtonTitle: "OK").show()
    })

vasarhelyia

let validName = MutableProperty(false)
validName <~ self.brewState.producer
    |> map{ $0.name.value.characters.count > 0 }

vasarhelyia

validBeer <~ combineLatest(hasPhases.producer, validName.producer)
    |> map { $0 && $1 }