2021-12-07 20:35:14 +03:00
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// Copyright © 2021 Tokenary. All rights reserved.
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import UIKit
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class ImportViewController: UIViewController {
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2021-12-10 17:11:24 +03:00
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var completion: ((Bool) -> Void)?
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private let walletsManager = WalletsManager.shared
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2021-12-11 00:22:27 +03:00
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@IBOutlet weak var placeholderLabel: UILabel! {
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didSet {
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2022-05-08 21:58:03 +03:00
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placeholderLabel.text = Strings.importWalletTextFieldPlaceholder
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2021-12-11 00:22:27 +03:00
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}
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}
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2021-12-07 20:35:14 +03:00
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@IBOutlet weak var pasteButton: UIButton!
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@IBOutlet weak var okButton: UIButton!
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2021-12-10 17:11:24 +03:00
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@IBOutlet weak var textView: UITextView! {
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didSet {
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textView.delegate = self
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2021-12-11 00:22:27 +03:00
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textView.textContainerInset = UIEdgeInsets(top: 10, left: 8, bottom: 10, right: 8)
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2021-12-10 23:39:40 +03:00
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textView.layer.cornerRadius = 5
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textView.layer.borderWidth = CGFloat.pixel
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textView.layer.borderColor = UIColor.separator.cgColor
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2021-12-10 17:11:24 +03:00
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}
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}
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2021-12-11 01:30:45 +03:00
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private var isWaiting = false
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private var inputValidationResult = WalletsManager.InputValidationResult.invalid
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2021-12-07 20:35:14 +03:00
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override func viewDidLoad() {
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super.viewDidLoad()
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navigationController?.navigationBar.prefersLargeTitles = true
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navigationItem.largeTitleDisplayMode = .always
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2022-05-08 03:00:36 +03:00
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navigationItem.title = Strings.importWallet
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2021-12-07 20:35:14 +03:00
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navigationItem.leftBarButtonItem = UIBarButtonItem(barButtonSystemItem: .cancel, target: self, action: #selector(dismissAnimated))
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2021-12-11 01:30:45 +03:00
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okButton.configurationUpdateHandler = { [weak self] button in
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let isWaiting = self?.isWaiting == true
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button.configuration?.title = isWaiting ? "" : Strings.ok
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button.configuration?.showsActivityIndicator = isWaiting
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}
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2021-12-07 20:35:14 +03:00
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}
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override func viewWillAppear(_ animated: Bool) {
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super.viewWillAppear(animated)
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DispatchQueue.main.async { [weak self] in
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self?.navigationController?.navigationBar.sizeToFit()
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2021-12-10 23:39:40 +03:00
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self?.textView.becomeFirstResponder()
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}
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}
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@IBAction func pasteButtonTapped(_ sender: Any) {
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2021-12-09 19:36:05 +03:00
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if let text = UIPasteboard.general.string {
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textView.text = text
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validateInput(proceedIfValid: false)
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}
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}
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@IBAction func okButtonTapped(_ sender: Any) {
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attemptImportWithCurrentInput()
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}
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private func attemptImportWithCurrentInput() {
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if inputValidationResult == .requiresPassword {
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askPassword()
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} else {
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importWith(input: textView.text, password: nil)
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}
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}
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2021-12-10 17:21:31 +03:00
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private func askPassword() {
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2021-12-10 19:46:44 +03:00
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showPasswordAlert(title: Strings.enterKeystorePassword, message: nil) { [weak self] password in
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guard let password = password else { return }
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2021-12-11 01:30:45 +03:00
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self?.setWaiting(true)
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DispatchQueue.main.asyncAfter(deadline: .now() + .milliseconds(200)) {
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self?.importWith(input: self?.textView.text ?? "", password: password)
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}
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}
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}
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private func importWith(input: String, password: String?) {
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do {
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_ = try walletsManager.addWallet(input: input, inputPassword: password)
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completion?(true)
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dismissAnimated()
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} catch {
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setWaiting(false)
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2022-05-08 03:00:36 +03:00
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showMessageAlert(text: Strings.failedToImportWallet)
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}
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}
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private func setWaiting(_ waiting: Bool) {
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guard waiting != self.isWaiting else { return }
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self.isWaiting = waiting
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view.isUserInteractionEnabled = !waiting
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isModalInPresentation = waiting
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navigationItem.leftBarButtonItem?.isEnabled = !waiting
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okButton.setNeedsUpdateConfiguration()
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}
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private func validateInput(proceedIfValid: Bool) {
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placeholderLabel.isHidden = !textView.text.isEmpty
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inputValidationResult = walletsManager.validateWalletInput(textView.text)
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let isValid = inputValidationResult != .invalid
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okButton.isEnabled = isValid
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if isValid && proceedIfValid {
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attemptImportWithCurrentInput()
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}
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}
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}
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extension ImportViewController: UITextViewDelegate {
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func textView(_ textView: UITextView, shouldChangeTextIn range: NSRange, replacementText text: String) -> Bool {
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if text == "\n" {
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validateInput(proceedIfValid: true)
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return false
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} else {
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return true
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}
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}
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func textViewDidChange(_ textView: UITextView) {
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validateInput(proceedIfValid: false)
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2021-12-07 20:35:14 +03:00
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}
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}
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