NetNewsWire/Mac/Inspector/WebFeedInspectorViewControl...

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Swift
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//
// FeedInspectorViewController.swift
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// NetNewsWire
//
// Created by Brent Simmons on 1/20/18.
// Copyright © 2018 Ranchero Software. All rights reserved.
//
import AppKit
import Articles
import Account
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import UserNotifications
final class WebFeedInspectorViewController: NSViewController, Inspector {
@IBOutlet weak var iconView: IconView!
@IBOutlet weak var nameTextField: NSTextField?
@IBOutlet weak var homePageURLTextField: NSTextField?
@IBOutlet weak var urlTextField: NSTextField?
@IBOutlet weak var isNotifyAboutNewArticlesCheckBox: NSButton!
@IBOutlet weak var isReaderViewAlwaysOnCheckBox: NSButton?
private var feed: WebFeed? {
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didSet {
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if feed != oldValue {
updateUI()
}
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}
}
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private var userNotificationSettings: UNNotificationSettings?
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// MARK: Inspector
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let isFallbackInspector = false
var objects: [Any]? {
didSet {
renameWebFeedIfNecessary()
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updateFeed()
}
}
var windowTitle: String = NSLocalizedString("Feed Inspector", comment: "Feed Inspector window title")
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func canInspect(_ objects: [Any]) -> Bool {
return objects.count == 1 && objects.first is WebFeed
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}
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// MARK: NSViewController
override func viewDidLoad() {
updateUI()
NotificationCenter.default.addObserver(self, selector: #selector(imageDidBecomeAvailable(_:)), name: .ImageDidBecomeAvailable, object: nil)
}
override func viewDidAppear() {
updateNotificationSettings()
}
override func viewDidDisappear() {
renameWebFeedIfNecessary()
}
// MARK: Actions
@IBAction func isNotifyAboutNewArticlesChanged(_ sender: Any) {
guard userNotificationSettings != nil else {
DispatchQueue.main.async {
self.isNotifyAboutNewArticlesCheckBox.setNextState()
}
return
}
UNUserNotificationCenter.current().getNotificationSettings { (settings) in
self.updateNotificationSettings()
if settings.authorizationStatus == .denied {
DispatchQueue.main.async {
self.isNotifyAboutNewArticlesCheckBox.setNextState()
self.showNotificationsDeniedError()
}
} else if settings.authorizationStatus == .authorized {
DispatchQueue.main.async {
self.feed?.isNotifyAboutNewArticles = (self.isNotifyAboutNewArticlesCheckBox?.state ?? .off) == .on ? true : false
}
} else {
UNUserNotificationCenter.current().requestAuthorization(options: [.badge, .sound, .alert]) { (granted, error) in
self.updateNotificationSettings()
if granted {
DispatchQueue.main.async {
self.feed?.isNotifyAboutNewArticles = (self.isNotifyAboutNewArticlesCheckBox?.state ?? .off) == .on ? true : false
NSApplication.shared.registerForRemoteNotifications()
}
} else {
DispatchQueue.main.async {
self.isNotifyAboutNewArticlesCheckBox.setNextState()
}
}
}
}
}
}
@IBAction func isReaderViewAlwaysOnChanged(_ sender: Any) {
feed?.isArticleExtractorAlwaysOn = (isReaderViewAlwaysOnCheckBox?.state ?? .off) == .on ? true : false
}
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// MARK: Notifications
@objc func imageDidBecomeAvailable(_ note: Notification) {
updateImage()
}
}
extension WebFeedInspectorViewController: NSTextFieldDelegate {
func controlTextDidEndEditing(_ note: Notification) {
renameWebFeedIfNecessary()
}
}
private extension WebFeedInspectorViewController {
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func updateFeed() {
guard let objects = objects, objects.count == 1, let singleFeed = objects.first as? WebFeed else {
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feed = nil
return
}
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feed = singleFeed
}
func updateUI() {
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updateImage()
updateName()
updateHomePageURL()
updateFeedURL()
updateNotifyAboutNewArticles()
updateIsReaderViewAlwaysOn()
windowTitle = feed?.nameForDisplay ?? NSLocalizedString("Feed Inspector", comment: "Feed Inspector window title")
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view.needsLayout = true
}
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func updateImage() {
guard let feed = feed, let iconView = iconView else {
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return
}
if let feedIcon = appDelegate.webFeedIconDownloader.icon(for: feed) {
iconView.iconImage = feedIcon
return
}
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if let favicon = appDelegate.faviconDownloader.favicon(for: feed) {
iconView.iconImage = favicon
return
}
iconView.iconImage = feed.smallIcon
}
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func updateName() {
guard let nameTextField = nameTextField else {
return
}
let name = feed?.editedName ?? feed?.name ?? ""
if nameTextField.stringValue != name {
nameTextField.stringValue = name
}
}
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func updateHomePageURL() {
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homePageURLTextField?.stringValue = feed?.homePageURL?.decodedURLString ?? ""
}
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func updateFeedURL() {
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urlTextField?.stringValue = feed?.url.decodedURLString ?? ""
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}
func updateNotifyAboutNewArticles() {
isNotifyAboutNewArticlesCheckBox?.state = (feed?.isNotifyAboutNewArticles ?? false) ? .on : .off
}
func updateIsReaderViewAlwaysOn() {
isReaderViewAlwaysOnCheckBox?.state = (feed?.isArticleExtractorAlwaysOn ?? false) ? .on : .off
}
func updateNotificationSettings() {
UNUserNotificationCenter.current().getNotificationSettings { (settings) in
self.userNotificationSettings = settings
if settings.authorizationStatus == .authorized {
DispatchQueue.main.async {
NSApplication.shared.registerForRemoteNotifications()
}
}
}
}
func showNotificationsDeniedError() {
let updateAlert = NSAlert()
updateAlert.alertStyle = .informational
updateAlert.messageText = NSLocalizedString("Enable Notifications", comment: "Notifications")
updateAlert.informativeText = NSLocalizedString("To enable notifications, open Notifications in System Preferences, then find NetNewsWire in the list.", comment: "To enable notifications, open Notifications in System Preferences, then find NetNewsWire in the list.")
updateAlert.addButton(withTitle: NSLocalizedString("Open System Preferences", comment: "Open System Preferences"))
updateAlert.addButton(withTitle: NSLocalizedString("Close", comment: "Close"))
let modalResponse = updateAlert.runModal()
if modalResponse == .alertFirstButtonReturn {
NSWorkspace.shared.open(URL(string: "x-apple.systempreferences:com.apple.preference.notifications")!)
}
}
func renameWebFeedIfNecessary() {
guard let feed = feed,
let account = feed.account,
let nameTextField = nameTextField,
feed.nameForDisplay != nameTextField.stringValue else {
return
}
account.renameWebFeed(feed, to: nameTextField.stringValue) { [weak self] result in
if case .failure(let error) = result {
self?.presentError(error)
} else {
self?.windowTitle = feed.nameForDisplay
}
}
}
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}