309 lines
11 KiB
Swift
309 lines
11 KiB
Swift
//
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// SyncingServicesViewController.swift
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// Delta
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//
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// Created by Riley Testut on 6/27/17.
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// Copyright © 2017 Riley Testut. All rights reserved.
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//
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import UIKit
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import Harmony
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import Roxas
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extension SyncingServicesViewController
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{
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enum Section: Int, CaseIterable
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{
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case syncing
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case service
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case account
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case authenticate
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}
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enum AccountRow: Int, CaseIterable
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{
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case name
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case emailAddress
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}
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}
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class SyncingServicesViewController: UITableViewController
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{
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@IBOutlet private var syncingEnabledSwitch: UISwitch!
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private var activityIndicatorView: UIActivityIndicatorView!
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private var selectedSyncingService = Settings.syncingService
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override func viewDidLoad()
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{
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super.viewDidLoad()
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self.activityIndicatorView = UIActivityIndicatorView(style: .medium)
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self.activityIndicatorView.hidesWhenStopped = true
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let barButtonItem = UIBarButtonItem(customView: self.activityIndicatorView)
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self.navigationItem.rightBarButtonItem = barButtonItem
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self.syncingEnabledSwitch.onTintColor = .deltaPurple
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self.syncingEnabledSwitch.isOn = (self.selectedSyncingService != nil)
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}
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}
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private extension SyncingServicesViewController
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{
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@IBAction func toggleSyncing(_ sender: UISwitch)
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{
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if sender.isOn
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{
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self.changeService(to: SyncManager.Service.allCases.first)
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}
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else
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{
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if SyncManager.shared.coordinator?.account != nil
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{
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let alertController = UIAlertController(title: NSLocalizedString("Disable Syncing?", comment: ""), message: NSLocalizedString("Enabling syncing again later may result in conflicts that must be resolved manually.", comment: ""), preferredStyle: .alert)
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alertController.addAction(UIAlertAction(title: UIAlertAction.cancel.title, style: UIAlertAction.cancel.style) { (action) in
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sender.setOn(true, animated: true)
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})
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alertController.addAction(UIAlertAction(title: NSLocalizedString("Disable", comment: ""), style: .default) { (action) in
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self.changeService(to: nil)
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})
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self.present(alertController, animated: true, completion: nil)
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}
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else
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{
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self.changeService(to: nil)
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}
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}
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}
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func changeService(to service: SyncManager.Service?)
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{
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SyncManager.shared.reset(for: service) { (result) in
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DispatchQueue.main.async {
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do
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{
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try result.get()
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let previousService = self.selectedSyncingService
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self.selectedSyncingService = service
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// Set to non-nil if we later authenticate.
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Settings.syncingService = nil
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if (previousService == nil && service != nil) || (previousService != nil && service == nil)
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{
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self.tableView.reloadSections(IndexSet(integersIn: Section.service.rawValue ... Section.authenticate.rawValue), with: .fade)
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}
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else
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{
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self.tableView.reloadData()
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}
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}
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catch
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{
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let alertController = UIAlertController(title: NSLocalizedString("Unable to Change Syncing Service", comment: ""), error: error)
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self.present(alertController, animated: true, completion: nil)
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}
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}
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}
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}
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}
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private extension SyncingServicesViewController
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{
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func isSectionHidden(_ section: Section) -> Bool
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{
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switch section
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{
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case .service: return !self.syncingEnabledSwitch.isOn
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case .account: return !self.syncingEnabledSwitch.isOn || SyncManager.shared.coordinator?.account == nil
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case .authenticate: return !self.syncingEnabledSwitch.isOn
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default: return false
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}
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}
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}
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extension SyncingServicesViewController
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{
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override func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell
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{
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let cell = super.tableView(tableView, cellForRowAt: indexPath)
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switch Section.allCases[indexPath.section]
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{
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case .syncing:
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cell.textLabel?.text = NSLocalizedString("Syncing", comment: "")
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case .service:
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let service = SyncManager.Service.allCases[indexPath.row]
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cell.accessoryType = (service == self.selectedSyncingService) ? .checkmark : .none
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case .account:
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guard let account = SyncManager.shared.coordinator?.account else { return cell }
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let row = AccountRow(rawValue: indexPath.row)!
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switch row
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{
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case .name: cell.textLabel?.text = account.name
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case .emailAddress: cell.textLabel?.text = account.emailAddress
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}
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case .authenticate:
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if SyncManager.shared.coordinator?.account != nil
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{
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cell.textLabel?.textColor = .red
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cell.textLabel?.text = NSLocalizedString("Sign Out", comment: "")
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}
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else
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{
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cell.textLabel?.textColor = .deltaPurple
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cell.textLabel?.text = NSLocalizedString("Sign In", comment: "")
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}
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}
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return cell
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}
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override func tableView(_ tableView: UITableView, didSelectRowAt indexPath: IndexPath)
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{
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switch Section.allCases[indexPath.section]
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{
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case .syncing: break
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case .service:
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let syncingService = SyncManager.Service.allCases[indexPath.row]
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guard syncingService != self.selectedSyncingService else { return }
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if SyncManager.shared.coordinator?.account != nil
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{
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let alertController = UIAlertController(title: NSLocalizedString("Are you sure you want to change sync services?", comment: ""), message: NSLocalizedString("Switching back later may result in conflicts that must be resolved manually.", comment: ""), preferredStyle: .alert)
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alertController.addAction(.cancel)
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alertController.addAction(UIAlertAction(title: NSLocalizedString("Change Sync Service", comment: ""), style: .destructive, handler: { (action) in
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self.changeService(to: syncingService)
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}))
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self.present(alertController, animated: true, completion: nil)
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}
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else
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{
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self.changeService(to: syncingService)
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}
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case .account: break
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case .authenticate:
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if SyncManager.shared.coordinator?.account != nil
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{
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let alertController = UIAlertController(title: NSLocalizedString("Are you sure you want to sign out?", comment: ""), message: NSLocalizedString("Signing in again later may result in conflicts that must be resolved manually.", comment: ""), preferredStyle: .alert)
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alertController.addAction(.cancel)
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alertController.addAction(UIAlertAction(title: NSLocalizedString("Sign Out", comment: ""), style: .destructive) { (action) in
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SyncManager.shared.deauthenticate { (result) in
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DispatchQueue.main.async {
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do
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{
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try result.get()
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self.tableView.reloadData()
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Settings.syncingService = nil
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}
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catch
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{
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let alertController = UIAlertController(title: NSLocalizedString("Failed to Sign Out", comment: ""), error: error)
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self.present(alertController, animated: true, completion: nil)
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}
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}
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}
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})
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self.present(alertController, animated: true, completion: nil)
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}
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else
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{
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self.activityIndicatorView.startAnimating()
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SyncManager.shared.authenticate(presentingViewController: self) { (result) in
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DispatchQueue.main.async {
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do
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{
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_ = try result.get()
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self.tableView.reloadData()
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Settings.syncingService = self.selectedSyncingService
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}
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catch GeneralError.cancelled.self
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{
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// Ignore
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}
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catch
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{
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let alertController = UIAlertController(title: NSLocalizedString("Failed to Sign In", comment: ""), error: error)
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self.present(alertController, animated: true, completion: nil)
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}
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self.activityIndicatorView.stopAnimating()
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}
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}
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}
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}
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tableView.deselectRow(at: indexPath, animated: true)
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}
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override func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int
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{
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let section = Section.allCases[section]
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switch section
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{
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case let section where self.isSectionHidden(section): return 0
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case .account where SyncManager.shared.coordinator?.account?.emailAddress == nil: return 1
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default: return super.tableView(tableView, numberOfRowsInSection: section.rawValue)
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}
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}
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override func tableView(_ tableView: UITableView, titleForHeaderInSection section: Int) -> String?
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{
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let section = Section.allCases[section]
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if self.isSectionHidden(section)
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{
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return nil
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}
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else
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{
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return super.tableView(tableView, titleForHeaderInSection: section.rawValue)
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}
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}
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override func tableView(_ tableView: UITableView, heightForHeaderInSection section: Int) -> CGFloat
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{
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let section = Section.allCases[section]
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if self.isSectionHidden(section)
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{
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return 1
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}
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else
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{
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return super.tableView(tableView, heightForHeaderInSection: section.rawValue)
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}
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}
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override func tableView(_ tableView: UITableView, heightForFooterInSection section: Int) -> CGFloat
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{
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let section = Section.allCases[section]
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if self.isSectionHidden(section)
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{
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return 1
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}
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else
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{
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return super.tableView(tableView, heightForFooterInSection: section.rawValue)
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}
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}
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}
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