nalexn

BEGIN:VCARD
VERSION:3.0
PRODID:-//Apple Inc.//iPhone OS 17.0//EN
N:Appleseed;John;;;
FN:John Appleseed
EMAIL;type=INTERNET;type=WORK;type=pref:[email protected]
TEL;type=HOME;type=VOICE;type=pref:888-555-1212
TEL;type=CELL;type=VOICE:888-555-5512
item1.ADR;type=HOME;type=pref:;;1234 Laurel Street;Atlanta;GA;30303;USA
item1.X-ABADR:us

nalexn

class HomeViewModel: ObservableObject {

    @Published var isLoadingData = false
    func doSomething() { ... }
}

class HomeViewController: UIViewController {
    
    let loadingIndicator: UIActivityIndicatorView!
    let viewModel = HomeViewModel()

nalexn

viewModel.$userName // Publisher
    .asObservable() // Observable
    .bind(to: nameLabel.rx.text) // RxCocoa binding
    .disposed(by: disposeBag)

nalexn

viewModel.$userName
    .sink { [weak self] name in
        self?.nameLabel.text = name
    }
    .store(in: &cancelBag)

nalexn

import RxCombine
import RxCocoa

extension Driver {
    var publisher: AnyPublisher<Element, Never> {
        return self.asObservable()
            .publisher
            .catch { _ in Empty<Element, Never>() }
            .eraseToAnyPublisher()
    }

nalexn

struct HomeView: View {

    let viewModel: HomeViewModel
    @State var isLoadingData = false
    
    var body: some View {
        if isLoadingData {
            ProgressView()
        }
        Button("Do something!") {

nalexn

extension HomeViewModel {

    class Adapter: ObservableObject {
    
        let viewModel: HomeViewModel
        private let disposeBag = DisposeBag()
        
        @Published var isLoadingData = false
        
        init(viewModel: HomeViewModel) {

nalexn

extension ObservableObject {
    func binder<Value>(_ keyPath: WritableKeyPath<Self, Value>) -> Binder<Value> {
        Binder(self) { (object, value) in
            var _object = object
            _object[keyPath: keyPath] = value
        }
    }
}

nalexn

let observable: Observable<Bool> = ...
observable
    .bind(to: self.binder(\.isLoadingData))
    .disposed(by: disposeBag)
    
let driver: Driver<Bool> = ...
driver
    .drive(self.binder(\.name))
    .disposed(by: disposeBag)

nalexn

extension HomeViewModel {
    class Adapter: ObservableObject {
        let viewModel: HomeViewModel
        @Published var isLoadingData = false
    }
}

struct HomeView: View {
    let adapter: HomeViewModel.Adapter