NetNewsWire/iOS/Settings/ArticleThemeImporter.swift

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Swift
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//
// ArticleThemeImporter.swift
// NetNewsWire
//
// Created by Maurice Parker on 9/18/21.
// Copyright © 2021 Ranchero Software. All rights reserved.
//
import UIKit
@MainActor struct ArticleThemeImporter {
static func importTheme(controller: UIViewController, filename: String) throws {
let theme = try ArticleTheme(path: filename, isAppTheme: false)
let localizedTitleText = NSLocalizedString("Install theme “%@” by %@?", comment: "Theme message text")
let title = NSString.localizedStringWithFormat(localizedTitleText as NSString, theme.name, theme.creatorName) as String
let localizedMessageText = NSLocalizedString("Author's Website:\n%@", comment: "Authors website")
let message = NSString.localizedStringWithFormat(localizedMessageText as NSString, theme.creatorHomePage) as String
let alertController = UIAlertController(title: title, message: message, preferredStyle: .alert)
let cancelTitle = NSLocalizedString("Cancel", comment: "Cancel")
alertController.addAction(UIAlertAction(title: cancelTitle, style: .cancel))
if let url = URL(string: theme.creatorHomePage) {
let visitSiteTitle = NSLocalizedString("Show Website", comment: "Show Website")
let visitSiteAction = UIAlertAction(title: visitSiteTitle, style: .default) { action in
UIApplication.shared.open(url)
try? Self.importTheme(controller: controller, filename: filename)
}
alertController.addAction(visitSiteAction)
}
func importTheme() {
do {
try ArticleThemesManager.shared.importTheme(filename: filename)
confirmImportSuccess(controller: controller, themeName: theme.name)
} catch {
controller.presentError(error)
}
}
let installThemeTitle = NSLocalizedString("Install Theme", comment: "Install Theme")
let installThemeAction = UIAlertAction(title: installThemeTitle, style: .default) { action in
if ArticleThemesManager.shared.themeExists(filename: filename) {
let title = NSLocalizedString("Duplicate Theme", comment: "Duplicate Theme")
let localizedMessageText = NSLocalizedString("The theme “%@” already exists. Overwrite it?", comment: "Overwrite theme")
let message = NSString.localizedStringWithFormat(localizedMessageText as NSString, theme.name) as String
let alertController = UIAlertController(title: title, message: message, preferredStyle: .alert)
let cancelTitle = NSLocalizedString("Cancel", comment: "Cancel")
alertController.addAction(UIAlertAction(title: cancelTitle, style: .cancel))
let overwriteAction = UIAlertAction(title: NSLocalizedString("Overwrite", comment: "Overwrite"), style: .default) { action in
importTheme()
}
alertController.addAction(overwriteAction)
alertController.preferredAction = overwriteAction
controller.present(alertController, animated: true)
} else {
importTheme()
}
}
alertController.addAction(installThemeAction)
alertController.preferredAction = installThemeAction
controller.present(alertController, animated: true)
}
}
private extension ArticleThemeImporter {
static func confirmImportSuccess(controller: UIViewController, themeName: String) {
let title = NSLocalizedString("Theme installed", comment: "Theme installed")
let localizedMessageText = NSLocalizedString("The theme “%@” has been installed.", comment: "Theme installed")
let message = NSString.localizedStringWithFormat(localizedMessageText as NSString, themeName) as String
let alertController = UIAlertController(title: title, message: message, preferredStyle: .alert)
let doneTitle = NSLocalizedString("Done", comment: "Done")
alertController.addAction(UIAlertAction(title: doneTitle, style: .default))
controller.present(alertController, animated: true)
}
}