Javier Cicchelli
9c89a59d1d
This PR contains the work done to provide a simple dependency injection feature whenever required. To provide further details about this work: - [x] renamed the `Coordinator` target in the `Package` file as `Coordination`; - [x] declared the `Dependencies` target in the `Package` file; - [x] defined the `DependencyKey` public protocol; - [x] implemented the `DependencyService` public service; - [x] implemented the `Dependency` public property wrapper; Co-authored-by: Javier Cicchelli <javier@rock-n-code.com> Reviewed-on: #3
69 lines
2.1 KiB
Swift
69 lines
2.1 KiB
Swift
//
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// BaseNavigationRouter.swift
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// Coordination
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//
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// Created by Javier Cicchelli on 11/04/2023.
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// Copyright © 2023 Röck+Cöde. All rights reserved.
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//
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import UIKit
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/// This is a base class for the `NavigationRouter` concrete router implementations.
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public class BaseNavigationRouter: NSObject {
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// MARK: Properties
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/// A navigation controller to use within this concrete router.
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var navigationController: UINavigationController
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/// Dictionary that persist `onDismiss` closure for its respective view controllers until one of the later is dismissed.
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var onDismissForViewController: [UIViewController: Router.OnDismissedClosure] = [:]
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// MARK: Initialisers
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/// Initialise this router.
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/// - Parameter navigationController: A `UINavigationController` navigation controller instance to use in this router.
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init(navigationController: UINavigationController) {
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self.navigationController = navigationController
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super.init()
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self.navigationController.delegate = self
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}
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// MARK: Functions
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/// Executes the `onDismiss` closure for a given view controller.
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/// - Parameter viewController: A `UIViewController` view controller instance for which the on dismiss closure will be executed.
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func performOnDismissed(for viewController: UIViewController) {
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guard let onDismiss = onDismissForViewController[viewController] else {
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return
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}
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onDismiss()
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onDismissForViewController[viewController] = nil
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}
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}
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// MARK: - UINavigationControllerDelegate
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extension BaseNavigationRouter: UINavigationControllerDelegate {
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// MARK: Functions
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public func navigationController(
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_ navigationController: UINavigationController,
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didShow viewController: UIViewController,
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animated: Bool
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) {
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guard let dismissedViewController = navigationController.transitionCoordinator?.viewController(forKey: .from) else {
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return
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}
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performOnDismissed(for: dismissedViewController)
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}
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}
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