Андрей Геращенко
319 lines
11 KiB
Swift
319 lines
11 KiB
Swift
//
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// OnboardingControllerManual.swift
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// List
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//
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// Created by Igor Danich on 22.07.2020.
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// Copyright © 2020 Igor Danich. All rights reserved.
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//
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import UIKit
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import EosioSwift
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import WalletKit
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import Combine
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import WalletUIComponents
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final class AccountControllerManual: UIViewController {
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struct AccountModelAdd {
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let purse: Purse
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var isAdded: Bool = false
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var isChecked: Bool = true
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}
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@IBOutlet private weak var textField: CommonTextField!
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@IBOutlet private weak var submitBtn: UIButton!
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@IBOutlet weak var tableView: UITableView!
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@IBOutlet weak var containerView: CommonViewContainer!
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var privateKeyHasBeenProcessed: (() -> Void)?
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private var accounts = [AccountModelAdd]()
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private var accountsToShow = [AccountModelAdd]()
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private let viewModel = TextFieldViewModel(placeholder: L10n.Account.Manual.search)
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private var header: SearchAccountView { SearchAccountView(viewModel: self.viewModel) }
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private var cancellables = Set<AnyCancellable>()
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override func viewDidLoad() {
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super.viewDidLoad()
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self.title = L10n.Account.Manual.title
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self.image = Asset.accountManualLogo.image
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if let navigationController = self.navigationController {
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self.navigationItem.leftBarButtonItem = .pop(self, {
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if !Accounts().collection.isEmpty { $0.dismiss(animated: true) }
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})
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navigationController.navigationBar.setBackgroundImage(UIImage(), for: .default)
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navigationController.navigationBar.shadowImage = UIImage()
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navigationController.navigationBar.isTranslucent = true
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}
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self.tableView.separatorStyle = .none
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self.tableView.showsVerticalScrollIndicator = false
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self.tableView.delegate = self
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self.tableView.dataSource = self
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self.tableView.register(cell: SearchAccountCell.self)
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self.textField.delegate = self
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self.submitBtn.isEnabled = false
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}
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override func viewWillAppear(_ animated: Bool) {
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super.viewWillAppear(animated)
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self.navigationController?.setNavigationBarHidden(false, animated: true)
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self.viewModel.objectWillChange
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.receive(on: DispatchQueue.main)
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.sink { [weak self] in
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guard let self else { return }
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self.textFieldDidChange(self.viewModel.text)
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if self.viewModel.shouldClear { self.textFieldShouldClear() }
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}
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.store(in: &self.cancellables)
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}
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private func textFieldShouldClear() {
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self.accountsToShow = self.accounts
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self.tableView.reloadData()
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}
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private func textFieldDidChange(_ text: String?) {
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let text = text ?? ""
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self.accountsToShow = text.isEmpty ? self.accounts : self.accounts.filter { $0.purse.name.starts(with: text) }
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self.tableView.reloadData()
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}
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private func fetchPrivateKey() {
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Loader.show(in: self)
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let keyString = self.textField.value
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self.textField.value = ""
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Task {
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do {
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let keys = try WalletKey.create(private: keyString)
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let holder = try await Accounts().bank.restore(using: keys)
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if holder.purses.count == 0 {
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throw PurseHolder.PurseError.empty
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}
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let existed = Accounts().collection
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let accounts: [AccountModelAdd] = holder.purses.compactMap { purse in
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let isAdded = existed.contains(where: { $0.name == purse.name && $0.keyType == purse.keyType })
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return AccountModelAdd(purse: purse, isAdded: isAdded)
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}
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DispatchQueue.main.async {
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Loader.hide(in: self)
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self.textField.value = keyString
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self.accounts = accounts
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self.accountsToShow = accounts
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self.containerView.isHidden = false
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self.tableView.reloadData()
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}
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} catch {
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DispatchQueue.main.async {
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Loader.hide(in: self)
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self.containerView.isHidden = true
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switch error {
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case WalletKeyError.invalidPrivate: Alert.error(L10n.Error.Accounts.keyInvalid)
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case PurseHolder.PurseError.empty: Alert.error(L10n.Error.Accounts.empty)
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default: break
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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 func readQrData(string: String) {
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self.submitBtn.isEnabled = string.count > 0
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self.textField.value = string
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self.fetchPrivateKey()
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}
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@IBAction private func onQR(_ : AnyObject?) {
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guard UIImagePickerController.isSourceTypeAvailable(.photoLibrary) else {
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let ctrl = ScannerViewController()
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ctrl.navigationItem.leftBarButtonItem = .close { [weak self] in self?.dismiss(animated: true) }
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ctrl.didCapture = { [weak self] string in
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self?.dismiss(animated: true)
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self?.readQrData(string: string)
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}
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let navCtrl = UINavigationController(rootViewController: ctrl)
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navCtrl.modalPresentationStyle = .fullScreen
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self.present(navCtrl, animated: true)
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return
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}
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Alert.system(
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actions: [
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.init(title: L10n.Wallet.Send.qrCamera, style: .default) { [weak self] _ in
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guard let self else { return }
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let ctrl = ScannerViewController()
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ctrl.navigationItem.leftBarButtonItem = .close(self)
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ctrl.didCapture = { [weak self] value in
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self?.dismiss(animated: true)
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self?.readQrData(string: value)
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}
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let navCtrl = UINavigationController(rootViewController: ctrl)
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navCtrl.modalPresentationStyle = .fullScreen
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UIViewController.topController().present(navCtrl, animated: true)
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},
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.init(title: L10n.Wallet.Send.qrLibrary, style: .default) { [weak self] _ in
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guard let self else { return }
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let ctrl = UIImagePickerController()
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ctrl.delegate = self
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ctrl.sourceType = .photoLibrary
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UIViewController.topController().present(ctrl, animated: true)
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}
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],
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style: .actionSheet,
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in: self
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)
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}
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@IBAction private func onSubmit(_ : AnyObject?) {
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let accountsToAdd = Dictionary(grouping: accounts.filter { $0.isChecked && !$0.isAdded },
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by: { $0.purse.keyType })
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Loader.show(in: self)
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DispatchQueue.main.asyncAfter(deadline: .now() + 0.1) {
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for (_, accounts) in accountsToAdd {
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do {
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if let password = Account.Service.Authorize.shared.password {
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try Accounts().addAccounts(purses: accounts.map(\.purse), password: password)
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}
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Loader.hide(in: self)
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} catch {
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Loader.hide(in: self)
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Alert.error(error)
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}
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}
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self.dismiss(animated: true)
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self.privateKeyHasBeenProcessed?()
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}
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}
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}
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extension AccountControllerManual: UITableViewDelegate, UITableViewDataSource {
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func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
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return accountsToShow.count
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}
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func tableView(_ tableView: UITableView, heightForHeaderInSection section: Int) -> CGFloat {
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return 52
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}
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func tableView(_ tableView: UITableView, heightForRowAt indexPath: IndexPath) -> CGFloat {
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return UITableView.automaticDimension
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}
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func tableView(_ tableView: UITableView, viewForHeaderInSection section: Int) -> UIView? {
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return self.header
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}
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func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
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submitBtn.isEnabled = accounts.contains(where: { $0.isChecked && !$0.isAdded })
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let cell = tableView.dequeueReusableCell(SearchAccountCell.self, indexPath: indexPath)
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let account = accountsToShow[indexPath.row]
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cell.configureView(account: account)
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return cell
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}
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func tableView(_ tableView: UITableView, didSelectRowAt indexPath: IndexPath) {
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let accountToChange = accountsToShow[indexPath.row]
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guard let index = accounts.firstIndex(where: {
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$0.purse.name == accountToChange.purse.name &&
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$0.purse.keyType == accountToChange.purse.keyType
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}) else { return }
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accountsToShow[indexPath.row].isChecked = !accountsToShow[indexPath.row].isChecked
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accounts[index].isChecked = !accounts[index].isChecked
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tableView.reloadRows(at: [indexPath], with: .automatic)
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submitBtn.isEnabled = accounts.contains(where: { $0.isChecked && !$0.isAdded })
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}
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}
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extension AccountControllerManual: CommonTextFieldDelegate {
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func textFieldDidChange(_ textField: CommonTextField) {
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if textField.value.count == Constants.maxPrivateKeyTextCount {
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Loader.show(in: self)
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fetchPrivateKey()
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}
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}
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func textField(_ textField: CommonTextField, shouldChangeCharactersIn range: NSRange, replacementString string: String) -> Bool {
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let currentText = textField.value
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guard let stringRange = Range(range, in: currentText) else { return false }
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let updatedText = currentText.replacingCharacters(in: stringRange, with: string)
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let shouldChange = updatedText.count <= Constants.maxPrivateKeyTextCount
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return shouldChange
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}
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}
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extension AccountControllerManual {
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enum Constants {
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static let maxPrivateKeyTextCount = 51
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}
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}
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extension AccountControllerManual: UINavigationControllerDelegate, UIImagePickerControllerDelegate {
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func imagePickerController(_ picker: UIImagePickerController, didFinishPickingMediaWithInfo info: [UIImagePickerController.InfoKey: Any]) {
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picker.dismiss(animated: true)
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guard
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let selectedImage = info[.originalImage] as? UIImage,
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let detector = CIDetector(ofType: CIDetectorTypeQRCode, context: nil, options: [CIDetectorAccuracy: CIDetectorAccuracyHigh]),
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let ciImage = CIImage(image: selectedImage) else {
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return
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}
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var qrCodeLink = ""
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for feature in (detector.features(in: ciImage) as? [CIQRCodeFeature]) ?? [] {
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qrCodeLink += feature.messageString ?? ""
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}
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print(qrCodeLink) // Your result from QR Code
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if !qrCodeLink.isEmpty {
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self.readQrData(string: qrCodeLink)
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} else {
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Alert.error(L10n.Main.Qr.notValidError)
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}
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}
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}
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