57 lines
1.3 KiB
Swift
57 lines
1.3 KiB
Swift
import Foundation
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public enum OnboardingState {
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public enum NeededType {
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case logout
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case error
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case unauthenticated(_ serverId: String, _ code: Int)
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public var shouldShowError: Bool {
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switch self {
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case .logout: return false
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case .error: return true
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case .unauthenticated: return false
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}
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}
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}
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case complete
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case didConnect
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case needed(NeededType)
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}
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public protocol OnboardingStateObserver: AnyObject {
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func onboardingStateDidChange(to state: OnboardingState)
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}
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public class OnboardingStateObservation {
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private var observers = NSHashTable<AnyObject>(options: .weakMemory)
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public func register(observer: OnboardingStateObserver) {
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observers.add(observer)
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}
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public func unregister(observer: OnboardingStateObserver) {
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observers.remove(observer)
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}
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private func notify(for state: OnboardingState) {
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observers
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.allObjects
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.compactMap { $0 as? OnboardingStateObserver }
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.forEach { $0.onboardingStateDidChange(to: state) }
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}
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public func complete() {
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notify(for: .complete)
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}
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public func needed(_ type: OnboardingState.NeededType) {
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notify(for: .needed(type))
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}
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public func didConnect() {
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notify(for: .didConnect)
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}
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}
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