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//
// SettingsViewController.swift
// MullvadVPN
//
// Created by pronebird on 20/03/2019.
// Copyright © 2019 Mullvad VPN AB. All rights reserved.
//
import Foundation
import UIKit
enum SettingsNavigationRoute {
case account
case wireguardKeys
}
enum SettingsDismissReason {
case none
case userLoggedOut
}
protocol SettingsViewControllerDelegate: class {
func settingsViewController(_ controller: SettingsViewController, didFinishWithReason reason: SettingsDismissReason)
}
class SettingsViewController: UITableViewController, AccountViewControllerDelegate {
private enum CellIdentifier: String {
case accountCell = "AccountCell"
case basicCell = "BasicCell"
}
private let staticDataSource = SettingsTableViewDataSource()
private weak var accountRow: StaticTableViewRow?
private var accountExpiryObserver: NSObjectProtocol?
weak var settingsDelegate: SettingsViewControllerDelegate?
override func viewDidLoad() {
super.viewDidLoad()
tableView.backgroundColor = .secondaryColor
tableView.separatorColor = .secondaryColor
tableView.rowHeight = UITableView.automaticDimension
tableView.estimatedRowHeight = 60
tableView.sectionHeaderHeight = 18
tableView.sectionFooterHeight = 18
tableView.dataSource = staticDataSource
tableView.delegate = staticDataSource
tableView.register(SettingsAccountCell.self, forCellReuseIdentifier: CellIdentifier.accountCell.rawValue)
tableView.register(SettingsCell.self, forCellReuseIdentifier: CellIdentifier.basicCell.rawValue)
navigationItem.title = NSLocalizedString("Settings", comment: "Navigation title")
navigationItem.largeTitleDisplayMode = .always
navigationItem.rightBarButtonItem = UIBarButtonItem(barButtonSystemItem: .done, target: self, action: #selector(handleDismiss))
accountExpiryObserver = NotificationCenter.default.addObserver(
forName: Account.didUpdateAccountExpiryNotification,
object: Account.shared,
queue: OperationQueue.main) { [weak self] (note) in
guard let accountRow = self?.accountRow else { return }
self?.staticDataSource.reloadRows([accountRow], with: .none)
}
setupDataSource()
}
// MARK: - IBActions
@IBAction func handleDismiss() {
settingsDelegate?.settingsViewController(self, didFinishWithReason: .none)
}
// MARK: - Navigation
func navigate(to route: SettingsNavigationRoute) {
switch route {
case .account:
let controller = AccountViewController()
controller.delegate = self
navigationController?.pushViewController(controller, animated: true)
case .wireguardKeys:
let controller = WireguardKeysViewController()
navigationController?.pushViewController(controller, animated: true)
}
}
// MARK: - AccountViewControllerDelegate
func accountViewControllerDidLogout(_ controller: AccountViewController) {
settingsDelegate?.settingsViewController(self, didFinishWithReason: .userLoggedOut)
}
// MARK: - Private
private func setupDataSource() {
if Account.shared.isLoggedIn {
let topSection = StaticTableViewSection()
let accountRow = StaticTableViewRow(reuseIdentifier: CellIdentifier.accountCell.rawValue) { (_, cell) in
let cell = cell as! SettingsAccountCell
cell.titleLabel.text = NSLocalizedString("Account", comment: "")
cell.accountExpiryDate = Account.shared.expiry
cell.accessibilityIdentifier = "AccountCell"
cell.accessoryType = .disclosureIndicator
}
accountRow.actionBlock = { [weak self] (indexPath) in
self?.navigate(to: .account)
}
let wireguardKeyRow = StaticTableViewRow(reuseIdentifier: CellIdentifier.basicCell.rawValue) { (_, cell) in
let cell = cell as! SettingsCell
cell.titleLabel.text = NSLocalizedString("WireGuard key", comment: "")
cell.accessibilityIdentifier = "WireGuardKeyCell"
cell.accessoryType = .disclosureIndicator
}
wireguardKeyRow.actionBlock = { [weak self] (indexPath) in
self?.navigate(to: .wireguardKeys)
}
self.accountRow = accountRow
topSection.addRows([accountRow, wireguardKeyRow])
staticDataSource.addSections([topSection])
}
let middleSection = StaticTableViewSection()
let versionRow = StaticTableViewRow(reuseIdentifier: CellIdentifier.basicCell.rawValue) { (_, cell) in
let cell = cell as! SettingsCell
cell.titleLabel.text = NSLocalizedString("App version", comment: "")
cell.detailTitleLabel.text = Bundle.main.productVersion
}
versionRow.isSelectable = false
middleSection.addRows([versionRow])
staticDataSource.addSections([middleSection])
#if DEBUG
let logStreamerRow = StaticTableViewRow(reuseIdentifier: CellIdentifier.basicCell.rawValue) { (_, cell) in
let cell = cell as! SettingsCell
cell.titleLabel.text = NSLocalizedString("App logs", comment: "")
}
logStreamerRow.actionBlock = { [weak self] (indexPath) in
let logController = LogStreamerViewController(fileURLs: ApplicationConfiguration.logFileURLs)
let navController = UINavigationController(rootViewController: logController)
navController.modalPresentationStyle = .fullScreen
self?.present(navController, animated: true)
}
middleSection.addRows([logStreamerRow])
#endif
let bottomSection = StaticTableViewSection()
let problemReportRow = StaticTableViewRow(reuseIdentifier: CellIdentifier.basicCell.rawValue) { (indexPath, cell) in
let cell = cell as! SettingsCell
cell.titleLabel.text = NSLocalizedString("Report a problem", comment: "")
cell.accessoryType = .disclosureIndicator
}
problemReportRow.actionBlock = { [weak self] (indexPath) in
let controller = ProblemReportViewController()
self?.navigationController?.pushViewController(controller, animated: true)
}
bottomSection.addRows([problemReportRow])
staticDataSource.addSections([bottomSection])
}
}
class SettingsTableViewDataSource: StaticTableViewDataSource {
// MARK: - UITableViewDelegate
func tableView(_ tableView: UITableView, heightForHeaderInSection section: Int) -> CGFloat {
return 24
}
func tableView(_ tableView: UITableView, heightForFooterInSection section: Int) -> CGFloat {
return 0.01
}
}
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