NetNewsWire/Mac/MainWindow/AddFeed/AddFeedWindowController.swift

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Swift
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//
// AddFeedWindowController.swift
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// NetNewsWire
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//
// Created by Brent Simmons on 8/1/15.
// Copyright © 2015 Ranchero Software, LLC. All rights reserved.
//
import AppKit
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import Tree
import Articles
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import Account
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protocol AddFeedWindowControllerDelegate: AnyObject {
// userEnteredURL will have already been validated and normalized.
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@MainActor func addFeedWindowController(_: AddFeedWindowController, userEnteredURL: URL, userEnteredTitle: String?, container: Container)
@MainActor func addFeedWindowControllerUserDidCancel(_: AddFeedWindowController)
}
class AddFeedWindowController : NSWindowController {
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@IBOutlet var urlTextField: NSTextField!
@IBOutlet var nameTextField: NSTextField!
@IBOutlet var addButton: NSButton!
@IBOutlet var folderPopupButton: NSPopUpButton!
private var urlString: String?
private var initialName: String?
private weak var initialAccount: Account?
private var initialFolder: Folder?
private weak var delegate: AddFeedWindowControllerDelegate?
private var folderTreeController: TreeController!
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private var userEnteredTitle: String? {
var s = nameTextField.stringValue
s = s.collapsingWhitespace
if s.isEmpty {
return nil
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}
return s
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}
var hostWindow: NSWindow!
convenience init(urlString: String?, name: String?, account: Account?, folder: Folder?, folderTreeController: TreeController, delegate: AddFeedWindowControllerDelegate?) {
self.init(windowNibName: NSNib.Name("AddFeedSheet"))
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self.urlString = urlString
self.initialName = name
self.initialAccount = account
self.initialFolder = folder
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self.delegate = delegate
self.folderTreeController = folderTreeController
}
func runSheetOnWindow(_ hostWindow: NSWindow) {
hostWindow.beginSheet(window!, completionHandler: nil)
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}
override func windowDidLoad() {
if let urlString = urlString {
urlTextField.stringValue = urlString
}
if let initialName = initialName, !initialName.isEmpty {
nameTextField.stringValue = initialName
}
folderPopupButton.menu = FolderTreeMenu.createFolderPopupMenu(with: folderTreeController.rootNode)
if let account = initialAccount {
FolderTreeMenu.select(account: account, folder: initialFolder, in: folderPopupButton)
} else if let container = AddFeedDefaultContainer.defaultContainer {
if let folder = container as? Folder, let account = folder.account {
FolderTreeMenu.select(account: account, folder: folder, in: folderPopupButton)
} else {
if let account = container as? Account {
FolderTreeMenu.select(account: account, folder: nil, in: folderPopupButton)
}
}
}
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updateUI()
}
// MARK: Actions
@IBAction func cancel(_ sender: Any?) {
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cancelSheet()
}
@IBAction func addFeed(_ sender: Any?) {
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let urlString = urlTextField.stringValue
let normalizedURLString = urlString.normalizedURL
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if normalizedURLString.isEmpty {
cancelSheet()
return;
}
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guard let url = URL(unicodeString: normalizedURLString) else {
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cancelSheet()
return
}
guard let container = selectedContainer() else { return }
AddFeedDefaultContainer.saveDefaultContainer(container)
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delegate?.addFeedWindowController(self, userEnteredURL: url, userEnteredTitle: userEnteredTitle, container: container)
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}
@IBAction func localShowFeedList(_ sender: Any?) {
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NSApplication.shared.sendAction(NSSelectorFromString("showFeedList:"), to: nil, from: sender)
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hostWindow.endSheet(window!, returnCode: NSApplication.ModalResponse.continue)
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}
// MARK: NSTextFieldDelegate
@objc func controlTextDidEndEditing(_ obj: Notification) {
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updateUI()
}
@objc func controlTextDidChange(_ obj: Notification) {
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updateUI()
}
}
private extension AddFeedWindowController {
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private func updateUI() {
addButton.isEnabled = urlTextField.stringValue.mayBeURL && selectedContainer() != nil
}
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func cancelSheet() {
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delegate?.addFeedWindowControllerUserDidCancel(self)
}
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func selectedContainer() -> Container? {
guard folderPopupButton.selectedItem?.isEnabled ?? false else { return nil }
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return folderPopupButton.selectedItem?.representedObject as? Container
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}
}