// // MainTabBarViewController.swift // Tusker // // Created by Shadowfacts on 8/21/18. // Copyright © 2018 Shadowfacts. All rights reserved. // import UIKit class MainTabBarViewController: UITabBarController, UITabBarControllerDelegate { weak var mastodonController: MastodonController! private var composePlaceholder: UIViewController! override var supportedInterfaceOrientations: UIInterfaceOrientationMask { if UIDevice.current.userInterfaceIdiom == .phone { return .portrait } else { return .all } } init(mastodonController: MastodonController) { self.mastodonController = mastodonController super.init(nibName: nil, bundle: nil) } required init?(coder: NSCoder) { fatalError("init(coder:) has not been implemented") } override func viewDidLoad() { super.viewDidLoad() self.delegate = self composePlaceholder = UIViewController() composePlaceholder.title = "Compose" composePlaceholder.tabBarItem.image = UIImage(systemName: "pencil") viewControllers = [ embedInNavigationController(Tab.timelines.createViewController(mastodonController)), embedInNavigationController(Tab.notifications.createViewController(mastodonController)), composePlaceholder, embedInNavigationController(Tab.explore.createViewController(mastodonController)), embedInNavigationController(Tab.myProfile.createViewController(mastodonController)), ] } func embedInNavigationController(_ vc: UIViewController) -> UINavigationController { if let vc = vc as? UINavigationController { return vc } else { return EnhancedNavigationViewController(rootViewController: vc) } } func tabBarController(_ tabBarController: UITabBarController, shouldSelect viewController: UIViewController) -> Bool { if viewController == composePlaceholder { presentCompose() return false } return true } } extension MainTabBarViewController { enum Tab: Int, Hashable, CaseIterable { case timelines case notifications case compose case explore case myProfile func createViewController(_ mastodonController: MastodonController) -> UIViewController { switch self { case .timelines: return TimelinesPageViewController(mastodonController: mastodonController) case .notifications: return NotificationsPageViewController(mastodonController: mastodonController) case .compose: return ComposeViewController(mastodonController: mastodonController) case .explore: return ExploreViewController(mastodonController: mastodonController) case .myProfile: return MyProfileTableViewController(mastodonController: mastodonController) } } } func getTabController(tab: Tab) -> UIViewController? { if tab == .compose { return nil } else { return viewControllers![tab.rawValue] } } } extension MainTabBarViewController: TuskerRootViewController { func presentCompose() { let compose = ComposeViewController(mastodonController: mastodonController) let navigationController = embedInNavigationController(compose) navigationController.presentationController?.delegate = compose present(navigationController, animated: true) } func select(tab: Tab) { if tab == .compose { presentCompose() } else { selectedIndex = tab.rawValue } } }