frenzy-ios/Reader/Screens/AppSplitViewController.swift

139 lines
4.9 KiB
Swift

//
// AppSplitViewController.swift
// Reader
//
// Created by Shadowfacts on 1/14/22.
//
import UIKit
#if targetEnvironment(macCatalyst)
import AppKit
#endif
import Persistence
class AppSplitViewController: UISplitViewController {
private let fervorController: FervorController
private var secondaryNav: UINavigationController!
init(fervorController: FervorController) {
self.fervorController = fervorController
super.init(style: .doubleColumn)
}
required init?(coder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
override func viewDidLoad() {
super.viewDidLoad()
preferredDisplayMode = .oneBesideSecondary
preferredSplitBehavior = .tile
presentsWithGesture = true
showsSecondaryOnlyButton = true
primaryBackgroundStyle = .sidebar
maximumPrimaryColumnWidth = 500
let sidebarHome = HomeViewController(fervorController: fervorController)
sidebarHome.enableStretchyMenu = false
sidebarHome.itemsDelegate = self
let sidebarNav = UINavigationController(rootViewController: sidebarHome)
sidebarNav.navigationBar.prefersLargeTitles = true
setViewController(sidebarNav, for: .primary)
secondaryNav = UINavigationController()
// the toggle sidebar button only appears if there's a navigation bar
// so we just make always transparent, rather than disabling it
let secondaryNavBarAppearance = UINavigationBarAppearance()
secondaryNavBarAppearance.configureWithTransparentBackground()
secondaryNav.navigationBar.standardAppearance = secondaryNavBarAppearance
secondaryNav.view.backgroundColor = .appBackground
setViewController(secondaryNav, for: .secondary)
let home = HomeViewController(fervorController: fervorController)
home.delegate = self
let nav = AppNavigationController(rootViewController: home)
setViewController(nav, for: .compact)
}
func stateRestorationActivity() -> NSUserActivity? {
if traitCollection.horizontalSizeClass == .compact {
let nav = viewController(for: .compact) as! UINavigationController
let top = nav.topViewController!
if top is ReadViewController || top is ItemsViewController {
return top.userActivity
}
} else {
if let read = secondaryNav.topViewController {
return read.userActivity
} else {
let homeNav = viewController(for: .primary) as! UINavigationController
if homeNav.topViewController is ItemsViewController {
return homeNav.topViewController!.userActivity
}
}
}
return nil
}
func showItemList(_ type: ItemListType) {
let column: Column
if traitCollection.horizontalSizeClass == .compact {
column = .compact
} else {
column = .primary
}
let nav = viewController(for: column) as! UINavigationController
let home = nav.viewControllers.first! as! HomeViewController
home.selectItem(type)
}
@discardableResult
func showItem(_ item: Item) -> ReadViewController {
if traitCollection.horizontalSizeClass == .compact {
let nav = viewController(for: .compact) as! UINavigationController
// todo: should we try to show the right items list?
while nav.viewControllers.count > 2 {
if let current = nav.topViewController as? ReadViewController,
current.item == item {
return current
} else {
nav.popViewController(animated: false)
}
}
let read = ReadViewController(item: item, fervorController: fervorController)
nav.pushViewController(read, animated: false)
return read
} else {
if let current = secondaryNav.topViewController as? ReadViewController,
current.item == item {
return current
} else {
let read = ReadViewController(item: item, fervorController: fervorController)
secondaryNav.setViewControllers([read], animated: false)
return read
}
}
}
}
extension AppSplitViewController: ItemsViewControllerDelegate {
func showReadItem(_ item: Item) {
secondaryNav.setViewControllers([ReadViewController(item: item, fervorController: fervorController)], animated: false)
}
}
extension AppSplitViewController: HomeViewControllerDelegate {
func switchToAccount(_ account: LocalData.Account) {
if let delegate = view.window?.windowScene?.delegate as? SceneDelegate {
Task { @MainActor in
await delegate.switchToAccount(account)
}
}
}
}