swift-libs/Sources/Coordination/Platform/iOS/Routers/ModalNavigationRouter.swift
Javier Cicchelli 9c89a59d1d [Feature] Dependencies (#3)
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
2023-04-16 15:36:07 +00:00

87 lines
2.5 KiB
Swift

//
// ModalNavigationRouter.swift
// Coordination
//
// Created by Javier Cicchelli on 11/04/2023.
// Copyright © 2023 Röck+Cöde. All rights reserved.
//
import UIKit
/// This class is responsible for showing view controllers modally, as it is a concrete implementation of the `Router` protocol.
public class ModalNavigationRouter: BaseNavigationRouter {
// MARK: Properties
/// The parent view controller from where this router is being called from.
public unowned let parentViewController: UIViewController
// MARK: Initialisers
/// Initialise this router.
/// - Parameter parentViewController: A `UIViewController` view controller instance from where this router is originated.
public init(parentViewController: UIViewController) {
self.parentViewController = parentViewController
super.init(navigationController: .init())
}
}
extension ModalNavigationRouter: Router {
public func present(
_ viewController: UIViewController,
animated: Bool,
onDismiss: OnDismissedClosure?
) {
onDismissForViewController[viewController] = onDismiss
if navigationController.viewControllers.isEmpty {
presentModally(viewController, animated: animated)
} else {
navigationController.pushViewController(viewController, animated: animated)
}
}
public func dismiss(animated: Bool) {
guard let firstViewController = navigationController.viewControllers.first else {
return
}
performOnDismissed(for: firstViewController)
parentViewController.dismiss(animated: animated)
}
}
// MARK: - Helpers
private extension ModalNavigationRouter {
// MARK: Functions
func presentModally(_ viewController: UIViewController, animated: Bool) {
viewController.navigationItem.leftBarButtonItem = UIBarButtonItem(
title: "Cancel",
style: .plain,
target: self,
action: #selector(onCancelPressed)
)
navigationController.setViewControllers([viewController], animated: false)
parentViewController.present(navigationController, animated: animated)
}
@objc func onCancelPressed() {
guard let firstViewController = navigationController.viewControllers.first else {
return
}
performOnDismissed(for: firstViewController)
dismiss(animated: true)
}
}