Tusker/Tusker/API/DeleteListService.swift

66 lines
2.3 KiB
Swift

//
// DeleteListService.swift
// Tusker
//
// Created by Shadowfacts on 11/11/22.
// Copyright © 2022 Shadowfacts. All rights reserved.
//
import UIKit
import Pachyderm
@MainActor
class DeleteListService {
private let list: List
private let mastodonController: MastodonController
private let present: (UIViewController) -> Void
init(list: List, mastodonController: MastodonController, present: @escaping (UIViewController) -> Void) {
self.list = list
self.mastodonController = mastodonController
self.present = present
}
@discardableResult
func run() async -> Bool {
if await presentConfirmationAlert() {
await deleteList()
return true
} else {
return false
}
}
private func presentConfirmationAlert() async -> Bool {
await withCheckedContinuation { continuation in
let titleFormat = NSLocalizedString("Are you sure you want to delete the '%@' list?", comment: "delete list alert title")
let title = String(format: titleFormat, list.title)
let alert = UIAlertController(title: title, message: nil, preferredStyle: .alert)
alert.addAction(UIAlertAction(title: NSLocalizedString("Cancel", comment: "delete list alert cancel button"), style: .cancel, handler: { (_) in
continuation.resume(returning: false)
}))
alert.addAction(UIAlertAction(title: NSLocalizedString("Delete List", comment: "delete list alert confirm button"), style: .destructive, handler: { (_) in
continuation.resume(returning: true)
}))
present(alert)
}
}
private func deleteList() async {
do {
let request = List.delete(list)
_ = try await mastodonController.run(request)
mastodonController.deletedList(list)
} catch {
let alert = UIAlertController(title: "Error Deleting List", message: error.localizedDescription, preferredStyle: .alert)
alert.addAction(UIAlertAction(title: "Cancel", style: .cancel))
alert.addAction(UIAlertAction(title: "Retry", style: .default, handler: { _ in
Task {
await self.deleteList()
}
}))
present(alert)
}
}
}