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//
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// RouteComposer
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// DefaultContainerAdapterLocator.swift
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// https://github.com/ekazaev/route-composer
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//
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// Created by Eugene Kazaev in 2018-2022.
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// Distributed under the MIT license.
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//
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// Become a sponsor:
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// https://github.com/sponsors/ekazaev
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//
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import Foundation
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import UIKit
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/// Default implementation of `ContainerAdapterLocator`
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public struct DefaultContainerAdapterLocator: ContainerAdapterLocator {
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// MARK: Methods
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/// Constructor
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public init() {}
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/// Returns the `ContainerAdapter` suitable for the `ContainerViewController`.
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///
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/// For the container view controllers that extend `CustomContainerViewController` it returns the an instance provided
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/// in `CustomContainerViewController.adapter` property.
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/// For the default `ContainerViewController`s like `UINavigationController`, `TabBarControllerAdapter`, `UISplitViewController`
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/// and their subclasses it returns suitable default implementation of the `ContainerAdapter`.
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///
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/// - Parameter containerViewController: The `ContainerViewController` instance
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/// - Returns: Suitable `ContainerAdapter` instance
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/// - Throws: `RoutingError` if the suitable `ContainerAdapter` can not be provided
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public func getAdapter(for containerViewController: ContainerViewController) throws -> ContainerAdapter {
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guard let customContainerController = containerViewController as? CustomContainerViewController else {
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return try getDefaultAdapter(for: containerViewController)
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}
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return customContainerController.adapter
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}
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func getDefaultAdapter(for containerViewController: ContainerViewController) throws -> ContainerAdapter {
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switch containerViewController {
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case let navigationController as UINavigationController:
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return NavigationControllerAdapter(with: navigationController)
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case let tabBarController as UITabBarController:
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return TabBarControllerAdapter(with: tabBarController)
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case let splitController as UISplitViewController:
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return SplitControllerAdapter(with: splitController)
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default:
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let message = "Container adapter for \(String(describing: type(of: containerViewController))) not found"
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assertionFailure(message)
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throw RoutingError.compositionFailed(.init(message))
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}
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}
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}
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