323 lines
10 KiB
Swift
323 lines
10 KiB
Swift
//
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// ReaderAPIAccountViewController.swift
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// NetNewsWire-iOS
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//
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// Created by Stuart Breckenridge on 25/10/20.
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// Copyright © 2020 Ranchero Software. All rights reserved.
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//
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import UIKit
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import Account
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import Secrets
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import RSWeb
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import SafariServices
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class ReaderAPIAccountViewController: UITableViewController {
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@IBOutlet weak var activityIndicator: UIActivityIndicatorView!
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@IBOutlet weak var cancelBarButtonItem: UIBarButtonItem!
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@IBOutlet weak var usernameTextField: UITextField!
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@IBOutlet weak var passwordTextField: UITextField!
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@IBOutlet weak var apiURLTextField: UITextField!
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@IBOutlet weak var showHideButton: UIButton!
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@IBOutlet weak var actionButton: UIButton!
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@IBOutlet weak var footerLabel: UILabel!
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@IBOutlet weak var signUpButton: UIButton!
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weak var account: Account?
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var accountType: AccountType?
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weak var delegate: AddAccountDismissDelegate?
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override func viewDidLoad() {
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super.viewDidLoad()
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setupFooter()
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activityIndicator.isHidden = true
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usernameTextField.delegate = self
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passwordTextField.delegate = self
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if let unwrappedAcount = account,
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let credentials = try? retrieveCredentialsForAccount(for: unwrappedAcount) {
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actionButton.setTitle(NSLocalizedString("Update Credentials", comment: "Update Credentials"), for: .normal)
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actionButton.isEnabled = true
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usernameTextField.text = credentials.username
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passwordTextField.text = credentials.secret
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} else {
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actionButton.setTitle(NSLocalizedString("Add Account", comment: "Add Account"), for: .normal)
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}
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if let unwrappedAccountType = accountType {
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switch unwrappedAccountType {
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case .freshRSS:
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title = NSLocalizedString("FreshRSS", comment: "FreshRSS")
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case .inoreader:
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title = NSLocalizedString("InoReader", comment: "InoReader")
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case .bazQux:
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title = NSLocalizedString("BazQux", comment: "BazQux")
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case .theOldReader:
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title = NSLocalizedString("The Old Reader", comment: "The Old Reader")
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default:
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title = ""
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}
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}
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NotificationCenter.default.addObserver(self, selector: #selector(textDidChange(_:)), name: UITextField.textDidChangeNotification, object: usernameTextField)
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NotificationCenter.default.addObserver(self, selector: #selector(textDidChange(_:)), name: UITextField.textDidChangeNotification, object: passwordTextField)
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tableView.register(ImageHeaderView.self, forHeaderFooterViewReuseIdentifier: "SectionHeader")
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}
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private func setupFooter() {
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switch accountType {
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case .bazQux:
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footerLabel.text = NSLocalizedString("Sign in to your BazQux account and sync your subscriptions across your devices. Your username and password will be encrypted and stored in Keychain.\n\nDon't have a BazQux account?", comment: "BazQux")
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signUpButton.setTitle(NSLocalizedString("Sign Up Here", comment: "BazQux SignUp"), for: .normal)
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case .inoreader:
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footerLabel.text = NSLocalizedString("Sign in to your InoReader account and sync your subscriptions across your devices. Your username and password will be encrypted and stored in Keychain.\n\nDon't have an InoReader account?", comment: "InoReader")
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signUpButton.setTitle(NSLocalizedString("Sign Up Here", comment: "InoReader SignUp"), for: .normal)
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case .theOldReader:
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footerLabel.text = NSLocalizedString("Sign in to your The Old Reader account and sync your subscriptions across your devices. Your username and password will be encrypted and stored in Keychain.\n\nDon't have a The Old Reader account?", comment: "TOR")
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signUpButton.setTitle(NSLocalizedString("Sign Up Here", comment: "TOR SignUp"), for: .normal)
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case .freshRSS:
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footerLabel.text = NSLocalizedString("Sign in to your FreshRSS instance and sync your subscriptions across your devices. Your username and password will be encrypted and stored in Keychain.\n\nDon't have an FreshRSS instance?", comment: "FreshRSS")
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signUpButton.setTitle(NSLocalizedString("Find Out More", comment: "FreshRSS SignUp"), for: .normal)
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default:
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return
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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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return section == 0 ? ImageHeaderView.rowHeight : super.tableView(tableView, heightForHeaderInSection: section)
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}
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override func tableView(_ tableView: UITableView, viewForHeaderInSection section: Int) -> UIView? {
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if section == 0 {
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let headerView = tableView.dequeueReusableHeaderFooterView(withIdentifier: "SectionHeader") as! ImageHeaderView
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headerView.imageView.image = headerViewImage()
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return headerView
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} else {
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return super.tableView(tableView, viewForHeaderInSection: section)
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}
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}
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override func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
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switch section {
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case 0:
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switch accountType {
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case .freshRSS:
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return 3
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default:
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return 2
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}
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default:
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return 1
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}
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}
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@IBAction func cancel(_ sender: Any) {
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dismiss(animated: true, completion: nil)
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}
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@IBAction func showHidePassword(_ sender: Any) {
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if passwordTextField.isSecureTextEntry {
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passwordTextField.isSecureTextEntry = false
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showHideButton.setTitle("Hide", for: .normal)
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} else {
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passwordTextField.isSecureTextEntry = true
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showHideButton.setTitle("Show", for: .normal)
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}
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}
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@IBAction func action(_ sender: Any) {
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guard validateDataEntry(), let type = accountType else {
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return
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}
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let username = usernameTextField.text!
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let password = passwordTextField.text!
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let url = apiURL()!
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// When you fill in the email address via auto-complete it adds extra whitespace
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let trimmedUsername = username.trimmingCharacters(in: .whitespaces)
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guard account != nil || !AccountManager.shared.duplicateServiceAccount(type: type, username: trimmedUsername) else {
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showError(NSLocalizedString("There is already an account of that type with that username created.", comment: "Duplicate Error"))
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return
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}
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startAnimatingActivityIndicator()
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disableNavigation()
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let credentials = Credentials(type: .readerBasic, username: trimmedUsername, secret: password)
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Account.validateCredentials(type: type, credentials: credentials, endpoint: url) { result in
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self.stopAnimatingActivityIndicator()
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self.enableNavigation()
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switch result {
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case .success(let validatedCredentials):
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if let validatedCredentials = validatedCredentials {
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var newAccount = false
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if self.account == nil {
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self.account = AccountManager.shared.createAccount(type: type)
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newAccount = true
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}
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do {
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self.account?.endpointURL = url
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try self.account?.removeCredentials(type: .readerBasic)
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try self.account?.removeCredentials(type: .readerAPIKey)
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try self.account?.storeCredentials(credentials)
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try self.account?.storeCredentials(validatedCredentials)
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self.dismiss(animated: true, completion: nil)
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if newAccount {
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self.account?.refreshAll() { result in
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switch result {
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case .success:
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break
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case .failure(let error):
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self.showError(NSLocalizedString(error.localizedDescription, comment: "Accoount Refresh Error"))
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}
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}
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}
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self.delegate?.dismiss()
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} catch {
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self.showError(NSLocalizedString("Keychain error while storing credentials.", comment: "Credentials Error"))
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}
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} else {
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self.showError(NSLocalizedString("Invalid username/password combination.", comment: "Credentials Error"))
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}
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case .failure(let error):
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self.showError(error.localizedDescription)
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}
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}
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}
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private func retrieveCredentialsForAccount(for account: Account) throws -> Credentials? {
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switch accountType {
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case .bazQux, .inoreader, .theOldReader, .freshRSS:
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return try account.retrieveCredentials(type: .readerBasic)
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default:
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return nil
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}
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}
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private func headerViewImage() -> UIImage? {
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if let accountType = accountType {
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switch accountType {
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case .bazQux:
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return AppAssets.accountBazQuxImage
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case .inoreader:
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return AppAssets.accountInoreaderImage
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case .theOldReader:
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return AppAssets.accountTheOldReaderImage
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case .freshRSS:
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return AppAssets.accountFreshRSSImage
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default:
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return nil
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}
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}
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return nil
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}
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private func validateDataEntry() -> Bool {
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switch accountType {
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case .freshRSS:
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if !usernameTextField.hasText || !passwordTextField.hasText || !apiURLTextField.hasText {
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showError(NSLocalizedString("Username, password, and API URL are required.", comment: "Credentials Error"))
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return false
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}
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guard let _ = URL(string: apiURLTextField.text!) else {
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showError(NSLocalizedString("Invalid API URL.", comment: "Invalid API URL"))
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return false
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}
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default:
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if !usernameTextField.hasText || !passwordTextField.hasText {
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showError(NSLocalizedString("Username and password are required.", comment: "Credentials Error"))
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return false
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}
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}
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return true
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}
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@IBAction func signUpWithProvider(_ sender: Any) {
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var url: URL!
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switch accountType {
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case .bazQux:
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url = URL(string: "https://bazqux.com")!
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case .inoreader:
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url = URL(string: "https://www.inoreader.com")!
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case .theOldReader:
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url = URL(string: "https://theoldreader.com")!
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case .freshRSS:
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url = URL(string: "https://freshrss.org")!
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default:
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return
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}
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let safari = SFSafariViewController(url: url)
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safari.modalPresentationStyle = .currentContext
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self.present(safari, animated: true, completion: nil)
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}
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private func apiURL() -> URL? {
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switch accountType {
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case .freshRSS:
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return URL(string: apiURLTextField.text!)!
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case .inoreader:
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return URL(string: ReaderAPIVariant.inoreader.host)!
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case .bazQux:
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return URL(string: ReaderAPIVariant.bazQux.host)!
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case .theOldReader:
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return URL(string: ReaderAPIVariant.theOldReader.host)!
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default:
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return nil
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}
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}
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@objc func textDidChange(_ note: Notification) {
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actionButton.isEnabled = !(usernameTextField.text?.isEmpty ?? false)
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}
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private func showError(_ message: String) {
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presentError(title: "Error", message: message)
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}
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private func enableNavigation() {
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self.cancelBarButtonItem.isEnabled = true
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self.actionButton.isEnabled = true
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}
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private func disableNavigation() {
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cancelBarButtonItem.isEnabled = false
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actionButton.isEnabled = false
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}
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private func startAnimatingActivityIndicator() {
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activityIndicator.isHidden = false
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activityIndicator.startAnimating()
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}
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private func stopAnimatingActivityIndicator() {
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self.activityIndicator.isHidden = true
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self.activityIndicator.stopAnimating()
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}
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}
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extension ReaderAPIAccountViewController: UITextFieldDelegate {
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func textFieldShouldReturn(_ textField: UITextField) -> Bool {
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textField.resignFirstResponder()
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return true
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}
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}
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