fadion

Keybase proof

I hereby claim:

• I am fadion on github.
• I am fadion (https://keybase.io/fadion) on keybase.
• I have a public key whose fingerprint is 127E B8EC 49A5 A452 0729 AE75 EFB5 4F62 E68F E1B6

To claim this, I am signing this object:

fadion

func expensive() -> Observable<String> {
    return Observable.create { observer in
        DispatchQueue(label: "com.test.rx", qos: .utility).async {
            let data = someExpensiveOperation()
            observer.onNext(data)
            observer.onCompleted()
        }
                              
        return Disposables.create()
    }.observeOn(MainScheduler.instance)

fadion

let disposeBag = DisposeBag()

MyClass.expensive()
    .subscribe(onNext: { data in
        // do something with "data"
    }).disposed(by: disposeBag)

fadion

func all() -> Observable<[PizzaViewModel]> {
    let network = Network().fetch(url: API.pizza)
        .flatMap { PizzaMapper(data: $0).fromJSON() }
    
    let local = PizzaQuery().all()
    
    return Observable<Observable<[PizzaViewModel]>>
        .of(network, local)
        .merge()
        .filter { $0.count > 1 }

fadion

PizzaManager().all()
    .subscribe(onNext: { [weak self] pizza in
        self?.pizzaViewModel = pizza
    }).disposed(by: self.disposeBag)

fadion

SomeClass.someReactiveMethod()
    .bindTo(someLabel.rx.text)
    .disposed(by: disposeBag)

fadion

SomeClass.someReactiveMethod()
    .map { $0 == 0 }
    .bindTo(someLabel.rx.isHidden)
    .disposed(by: disposeBag)

fadion

viewModel.asObservable()
    .bindTo(tableView.rx.items(
        cellIdentifier: "pizza",
        cellType: PizzaTableCell.self)) { (_, viewModel, cell) in
            cell.viewModel = viewModel
    }.disposed(by: self.disposeBag)

fadion

class Pizza: Object {
    dynamic var id = 0
    dynamic var name = ""
    dynamic var price = 0
    
    override static func primaryKey() -> String? {
        return "id"
    }
}

fadion

let pizzas = realm.objects(Pizza.self).filter("price < 10")

// or with a variable

let price = 10
let query = NSPredicate(format: "price < %@", price)
let pizzas = realm.objects(Pizza.self).filter(query)