SubscriptionViewController.swift
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//
// SubscriptionViewController.swift
// browser
//
// Created by Artem Talko on 24.11.2023.
//
import UIKit
import StoreKit
final class SubscriptionViewController: UIViewController {
private let mainView = SubscriptionView()
private let tableViewData: [String]
private let storeKitManager: SubscriptionManager
private let successCompletion: () -> Void
init(storeKit: SubscriptionManager, complition: @escaping() -> Void) {
tableViewData = StringConstants.removeAdvertTableViewData
storeKitManager = storeKit
successCompletion = complition
super.init(nibName: nil, bundle: nil)
}
required init?(coder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
override func viewDidLoad() {
super.viewDidLoad()
initViewController()
}
override func loadView() {
view = mainView
}
private func initViewController() {
addTargets()
setupTableView()
}
}
//MARK: - Table View
extension SubscriptionViewController: UITableViewDelegate, UITableViewDataSource {
func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
return tableViewData.count
}
func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
guard let cell = tableView.dequeueReusableCell(withIdentifier: SubscriptionTableViewCell.cellID) as?
SubscriptionTableViewCell else {
return UITableViewCell()
}
cell.advantagesCellLabel.text = tableViewData[indexPath.row]
return cell
}
}
//MARK: Helpers
extension SubscriptionViewController {
private func addTargets() {
mainView.closeButton.addTarget(self, action: #selector(closeViewController(_ :)), for: .touchUpInside)
mainView.subscribeButton.addTarget(self, action: #selector(buyAdblocker), for: .touchUpInside)
}
private func setupTableView() {
mainView.advantagesTableView.dataSource = self
mainView.advantagesTableView.delegate = self
mainView.advantagesTableView.register(SubscriptionTableViewCell.self, forCellReuseIdentifier: SubscriptionTableViewCell.cellID)
}
@MainActor
private func buySubscription() async throws {
if let adblockerProduct = storeKitManager.storeProducts.first(where: { $0.id == SubscriptionsModel.subscriptionInfo["adBlocker"]}) {
if let transaction = try await storeKitManager.purchase(adblockerProduct) {
CachingManager.shared.expirationDate = transaction.expirationDate?.timeIntervalSince1970 ?? 0
dismiss(animated: true)
successCompletion()
}
}
}
}
//MARK: Action
extension SubscriptionViewController {
@objc
private func closeViewController(_ sender: UIButton) {
dismiss(animated: true, completion: nil)
}
@objc
private func buyAdblocker(_ sender: UIButton) {
Task {
do {
try await buySubscription()
} catch {
let alert = UIAlertController(title: "Fail!", message: "Error with subscription", preferredStyle: .alert)
let okAction = UIAlertAction(title: "OK", style: .default)
alert.addAction(okAction)
present(alert, animated: true)
}
}
}
}