NetNewsWire/iOS/Settings/ArticleThemesTableViewContr...

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Swift
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2021-09-12 23:18:55 +02:00
//
// ArticleThemesTableViewController.swift
// NetNewsWire-iOS
//
// Created by Maurice Parker on 9/12/21.
// Copyright © 2021 Ranchero Software. All rights reserved.
//
import Foundation
import UIKit
class ArticleThemesTableViewController: UITableViewController {
override func viewDidLoad() {
let importBarButtonItem = UIBarButtonItem(barButtonSystemItem: .add, target: self, action: #selector(importTheme(_:)));
importBarButtonItem.title = NSLocalizedString("Import Theme", comment: "Import Theme");
navigationItem.rightBarButtonItem = importBarButtonItem
NotificationCenter.default.addObserver(self, selector: #selector(articleThemeNamesDidChangeNotification(_:)), name: .ArticleThemeNamesDidChangeNotification, object: nil)
}
// MARK: Notifications
@objc func articleThemeNamesDidChangeNotification(_ note: Notification) {
tableView.reloadData()
}
@objc func importTheme(_ sender: Any?) {
let docPicker = UIDocumentPickerViewController(documentTypes: ["com.ranchero.netnewswire.theme"], in: .import)
docPicker.delegate = self
docPicker.modalPresentationStyle = .formSheet
self.present(docPicker, animated: true)
}
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// MARK: - Table view data source
override func numberOfSections(in tableView: UITableView) -> Int {
return 1
}
override func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
return ArticleThemesManager.shared.themeNames.count + 1
}
override func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
let cell = tableView.dequeueReusableCell(withIdentifier: "Cell", for: indexPath)
let themeName: String
if indexPath.row == 0 {
themeName = ArticleTheme.defaultTheme.name
} else {
themeName = ArticleThemesManager.shared.themeNames[indexPath.row - 1]
}
cell.textLabel?.text = themeName
if themeName == ArticleThemesManager.shared.currentTheme.name {
cell.accessoryType = .checkmark
} else {
cell.accessoryType = .none
}
return cell
}
override func tableView(_ tableView: UITableView, didSelectRowAt indexPath: IndexPath) {
guard let cell = tableView.cellForRow(at: indexPath), let themeName = cell.textLabel?.text else { return }
ArticleThemesManager.shared.currentThemeName = themeName
navigationController?.popViewController(animated: true)
}
override func tableView(_ tableView: UITableView, trailingSwipeActionsConfigurationForRowAt indexPath: IndexPath) -> UISwipeActionsConfiguration? {
guard indexPath.row != 0,
let cell = tableView.cellForRow(at: indexPath),
let themeName = cell.textLabel?.text else { return nil }
let deleteTitle = NSLocalizedString("Delete", comment: "Delete")
let deleteAction = UIContextualAction(style: .normal, title: deleteTitle) { [weak self] (action, view, completion) in
let title = NSLocalizedString("Delete Theme?", comment: "Delete Theme")
let localizedMessageText = NSLocalizedString("Are you sure you want to delete the theme “%@”?.", comment: "Delete Theme Message")
let message = NSString.localizedStringWithFormat(localizedMessageText as NSString, themeName) as String
let alertController = UIAlertController(title: title, message: message, preferredStyle: .alert)
let cancelTitle = NSLocalizedString("Cancel", comment: "Cancel")
let cancelAction = UIAlertAction(title: cancelTitle, style: .cancel) { action in
completion(true)
}
alertController.addAction(cancelAction)
let deleteTitle = NSLocalizedString("Delete", comment: "Delete")
let deleteAction = UIAlertAction(title: deleteTitle, style: .destructive) { action in
ArticleThemesManager.shared.deleteTheme(themeName: themeName)
completion(true)
}
alertController.addAction(deleteAction)
self?.present(alertController, animated: true)
}
deleteAction.image = AppAssets.trashImage
deleteAction.backgroundColor = UIColor.systemRed
return UISwipeActionsConfiguration(actions: [deleteAction])
}
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}
// MARK: UIDocumentPickerDelegate
extension ArticleThemesTableViewController: UIDocumentPickerDelegate {
func documentPicker(_ controller: UIDocumentPickerViewController, didPickDocumentsAt urls: [URL]) {
guard let url = urls.first else { return }
do {
try ArticleThemeImporter.importTheme(controller: self, filename: url.standardizedFileURL.path)
} catch {
NotificationCenter.default.post(name: .didFailToImportThemeWithError, object: nil, userInfo: ["error": error])
}
}
}