432 lines
19 KiB
Swift
432 lines
19 KiB
Swift
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// ChannelsVC.swift
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// wallet
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//
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// Created by Adriana Epure on 22.08.2022.
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// Copyright © 2022 Jason. All rights reserved.
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//
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import UIKit
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class ChannelsVC: CustomViewController<ChannelsViewModel> {
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private let nodeKeyPlaceholder: String = "Public Node Key ..."
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@IBOutlet weak var selectedListControl: UISegmentedControl!
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@IBOutlet weak var tableView: UITableView!
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@IBOutlet weak var channelsBtnsStack: UIStackView!
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@IBOutlet weak var availableBalanceLbl: UILabel!
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//MARK: Open Channel Outlets
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@IBOutlet weak var newStackView: UIStackView!
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@IBOutlet weak var newBtn: UIButton!
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@IBOutlet weak var openAddressTextView: UITextView!
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@IBOutlet weak var openBtn: UIButton!
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@IBOutlet weak var cancelOpen: UIButton!
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@IBOutlet weak var localFundingStepper: UIStepper!
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@IBOutlet weak var pushAmountStepper: UIStepper!
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@IBOutlet weak var localFundingAmount: UITextField!
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@IBOutlet weak var closeAddressTextField: UITextField!
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@IBOutlet weak var hostAddress: UITextField!
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@IBOutlet weak var portTextField: UITextField!
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@IBOutlet weak var pushSatAmount: UITextField!
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lazy var refreshControl: UIRefreshControl = {
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let refreshControl = UIRefreshControl()
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refreshControl.addTarget(self, action:
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#selector(refreshData(_:)),
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for: .valueChanged)
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refreshControl.tintColor = UIColor.gray
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return refreshControl
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}()
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override func viewDidLoad() {
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super.viewDidLoad()
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title = "Channels"
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self.selectedListControl.selectedSegmentIndex = 0
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self.selectedListControl.sendActions(for: .valueChanged)
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tableView.delegate = self
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tableView.dataSource = self
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}
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override func viewModelDidLoad() {
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viewModel.channels.observe = { [weak self] channels in
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self?.tableView.reloadData()
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}
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viewModel.pendingChannels.observe = { [weak self] channels in
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self?.tableView.reloadData()
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}
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viewModel.closedChannels.observe = { [weak self] channels in
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self?.tableView.reloadData()
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}
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viewModel.peers.observe = { [weak self] peers in
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self?.tableView.reloadData()
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}
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viewModel.walletBalance.observe = { [weak self] walletBalance in
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self?.availableBalanceLbl.text = String(walletBalance.total)
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}
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viewModel.load()
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viewModel.getWalletBalance()
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self.tableView.addSubview(self.refreshControl)
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}
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@objc private func refreshData(_ sender: Any) {
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// Fetch Weather Data
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refreshList()
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self.tableView.reloadData()
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refreshControl.endRefreshing()
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}
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//MARK: - New Channel
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@IBAction func didPressNewBtn(_ sender: UIButton) {
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openAddressTextView.text = nodeKeyPlaceholder
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openAddressTextView.textColor = UIColor.lightGray
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openAddressTextView.delegate = self
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openAddressTextView.layer.borderColor = UIColor.lightGray.cgColor
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openAddressTextView.layer.borderWidth = 1
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closeAddressTextField.delegate = self
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localFundingAmount.delegate = self
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pushSatAmount.delegate = self
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showHideViews(isNew: true, isFinished: false)
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openAddressTextView.text = "0245fc5e867abb5b83ead35b50dc5013dd358b9f3eb48c02f5e1cc9fc675039359"
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}
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@IBAction func didChangePushSatStepper(_ sender: UIStepper) {
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pushSatAmount.text = String(String(format: "%.f", sender.value))
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toggleOpenBtn()
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}
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@IBAction func didChangeLocalFundingStepper(_ sender: UIStepper) {
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localFundingAmount.text = String(String(format: "%.f", sender.value))
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toggleOpenBtn()
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}
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@IBAction func didPressOpenBtn(_ sender: UIButton) {
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self.selectedListControl.selectedSegmentIndex = 0
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self.selectedListControl.sendActions(for: .valueChanged)
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if let channelAddress = openAddressTextView.text{
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guard let pubKey = openAddressTextView.text else {
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return
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}
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guard let host = hostAddress.text else {
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return
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}
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guard let port = UInt(portTextField.text ?? "") else {
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return
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}
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guard let funding = Int(localFundingAmount.text ?? "") else {
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return
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}
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guard let push = Int(pushSatAmount.text ?? "") else {
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return
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}
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debugPrint("Channel Address ", channelAddress)
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viewModel.openChannel(nodePubKey: pubKey, hostAddress: host, port: port, pushSat: push, localFunding: funding) { response in
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self.showAlert(title: "Channel Open", errorMsg: "Channel Open Request Sent")
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} onFailure: { error in
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self.showAlert(title: "Channel Open", errorMsg: "Channel Open Request Failed")
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}
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}
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showHideViews(isNew: true, isFinished: true)
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}
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@IBAction func didPressCancelOpenBtn(_ sender: UIButton) {
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showHideViews(isNew: !newStackView.isHidden, isFinished: true)
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}
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//MARK: - Selection
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@IBAction func didChangeSelection(_ sender: Any) {
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refreshList()
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tableView.reloadData()
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}
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}
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extension ChannelsVC{
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func refreshList(){
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switch selectedListControl.selectedSegmentIndex{
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case 0:
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viewModel.listChannels()
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case 1:
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viewModel.listClosedChannels()
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case 2, 3:
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viewModel.listPendingChannels()
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default:
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viewModel.listPeers()
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}
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}
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func toggleOpenBtn(){
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openBtn.isHidden = true
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let isNodeKeyFilled = !openAddressTextView.text.isEmpty && openAddressTextView.textColor != UIColor.lightGray
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let isCloseAddressFilled = !(closeAddressTextField.text?.isEmpty ?? true)
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guard let localFundingText = localFundingAmount.text else {
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return
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}
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guard let pushSatText = pushSatAmount.text else {
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return
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}
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openBtn.isHidden = !(isNodeKeyFilled && Int(localFundingText) ?? 0 > 0 && Int(pushSatText) ?? 0 > 0)
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}
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func showHideViews(isNew: Bool, isFinished: Bool){
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channelsBtnsStack.isHidden = !isFinished
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newStackView.isHidden = isFinished || (!isFinished && !isNew)
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tableView.isHidden = !isFinished
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selectedListControl.isHidden = !isFinished
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// openBtn.isHidden = true
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if isFinished{
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localFundingAmount.text = ""
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localFundingAmount.text = "0"
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openAddressTextView.text = ""
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}
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}
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}
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//MARK: - List
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extension ChannelsVC: UITableViewDelegate, UITableViewDataSource{
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func tableView(_ tableView: UITableView, canEditRowAt indexPath: IndexPath) -> Bool {
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if selectedListControl.selectedSegmentIndex == 0 {
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return viewModel.channels.value?[indexPath.row].active ?? false
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} else {
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return false
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}
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}
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func tableView(_ tableView: UITableView, titleForDeleteConfirmationButtonForRowAt indexPath: IndexPath) -> String? {
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return "Close"
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}
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func tableView(_ tableView: UITableView, commit editingStyle: UITableViewCell.EditingStyle, forRowAt indexPath: IndexPath) {
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if selectedListControl.selectedSegmentIndex == 0 && editingStyle == .delete{
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if let channel = viewModel.channels.value?[indexPath.row]{
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debugPrint(channel)
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let showAlert = UIAlertController(title: "Close Channel", message: "Are you sure you want to close this channel?", preferredStyle: .alert)
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showAlert.addAction(UIAlertAction(title: "OK", style: .default, handler: { action in
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self.viewModel.closeChannel(channel: channel) { response in
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self.showAlert(title: "Closed Channel", description: "Channel Close Request Sent")
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} onFailure: { error in
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self.showAlert(title: "Closed Channel", description: "Channel Close Request Failed")
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}
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debugPrint("✅✅ Close channel ✅✅")
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}))
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showAlert.addAction(UIAlertAction(title: "Cancel", style: .cancel, handler: { action in
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self.viewModel.listChannels()
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}))
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self.present(showAlert, animated: true, completion: nil)
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}
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}
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}
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func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
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let emptyLabel = UILabel(frame: CGRect(x: 0, y: 0, width: self.view.bounds.size.width, height: self.view.bounds.size.height))
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emptyLabel.text = ""
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emptyLabel.textAlignment = NSTextAlignment.center
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self.tableView.backgroundView = emptyLabel
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switch selectedListControl.selectedSegmentIndex{
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case 0:
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if let noOfChannels = viewModel.channels.value?.count{
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return noOfChannels
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}else{
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emptyLabel.text = "No channels"
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self.tableView.separatorStyle = UITableViewCell.SeparatorStyle.none
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return 0
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}
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case 1:
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if let noOfClosedChannels = viewModel.closedChannels.value?.count{
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return noOfClosedChannels
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}else{
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emptyLabel.text = "No closed channels"
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self.tableView.separatorStyle = UITableViewCell.SeparatorStyle.none
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return 0
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}
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case 2:
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if let noOfPendingChannels = viewModel.pendingChannels.value?.pendingOpenChannels.count {
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return noOfPendingChannels
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}else{
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emptyLabel.text = "No pending open channels"
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self.tableView.separatorStyle = UITableViewCell.SeparatorStyle.none
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return 0
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}
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case 3:
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if let noOfPendingChannels = viewModel.pendingChannels.value?.waitingCloseChannels.count {
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return noOfPendingChannels
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}else{
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emptyLabel.text = "No pending closed channels"
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self.tableView.separatorStyle = UITableViewCell.SeparatorStyle.none
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return 0
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}
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default:
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if let noOfPeers = viewModel.peers.value?.count{
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return noOfPeers
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}else{
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emptyLabel.text = "No Peers"
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self.tableView.separatorStyle = UITableViewCell.SeparatorStyle.none
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return 0
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}
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}
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}
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func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
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let reuseCellIdentifier = "cellIdentifier"
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var cell = tableView.dequeueReusableCell(withIdentifier: reuseCellIdentifier)
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if (!(cell != nil)) {
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cell = UITableViewCell(style: .subtitle, reuseIdentifier: reuseCellIdentifier)
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}
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cell?.textLabel?.numberOfLines = 0
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cell?.detailTextLabel?.numberOfLines = 0
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switch selectedListControl.selectedSegmentIndex{
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case 0:
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if let channel = viewModel.channels.value?[indexPath.row]{
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cell?.textLabel?.text = "Status: \(channel.active ? "active" : "inactive") \nFee per Kw: \(channel.feePerKw) sat \nUptime: \(channel.uptime) "
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cell?.detailTextLabel?.text = "\nLocal Balance: \(channel.localBalance) sat \nRemote Balance: \(channel.remoteBalance) sat \nUnsettled balance: \(channel.unsettledBalance) sat \nPublic key: \(channel.remotePubkey)"
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}
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case 1:
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if let channel = viewModel.closedChannels.value?[indexPath.row]{
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cell?.textLabel?.text = "\nSettled Balance per Kw: \(channel.settledBalance) sat \nCapacity: \(channel.capacity) "
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cell?.detailTextLabel?.text = "\nOpen by: \(channel.openInitiator) sat \nClosed by: \(channel.closeInitiator) sat \nTime Locked balance: \(channel.timeLockedBalance) sat \nPublic key: \(channel.remotePubkey)"
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}
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case 2:
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if let channel = viewModel.pendingChannels.value?.pendingOpenChannels[indexPath.row] as? Lnrpc_PendingChannelsResponse.PendingOpenChannel{
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debugPrint("Channel pending list", channel, indexPath)
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cell?.textLabel?.text = "\n Pending Open "
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cell?.detailTextLabel?.text = "\n \nCapacity: \(channel.channel.capacity) \nConfirmation Height \(channel.confirmationHeight) \nLocal Balance: \(channel.channel.localBalance) sat \nRemote Balance: \(channel.channel.remoteBalance) sat \n \(channel.channel.channelPoint)"
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}
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case 3:
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if let channel = viewModel.pendingChannels.value?.waitingCloseChannels[indexPath.row] as? Lnrpc_PendingChannelsResponse.WaitingCloseChannel{
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debugPrint("Channel pending list", channel, indexPath)
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cell?.textLabel?.text = "\n Pending Close "
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cell?.detailTextLabel?.text = "\n \nCapacity: \(channel.channel.capacity) \nLimbo Balance \(channel.limboBalance) \n\nLocal TX ID\(channel.commitments.localTxid) \n\nRemote TX ID\(channel.commitments.remoteTxid) \n\nLocal Commit Fee\(channel.commitments.localCommitFeeSat) sat \nRemote Commit Fee\(channel.commitments.remoteCommitFeeSat) sat \n\nLocal Balance: \(channel.channel.localBalance) sat \nRemote Balance: \(channel.channel.remoteBalance) sat \n \(channel.channel.channelPoint)"
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}
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default:
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if let peer = viewModel.peers.value?[indexPath.row]{
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cell?.textLabel?.text = "Received : \(peer.satRecv) sat \nSent: \(peer.satSent) sat "
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cell?.detailTextLabel?.text = "\n Host: \(peer.address) \nInbound: \(peer.inbound) \nPing time:\(peer.pingTime) \nPublic key: \(peer.pubKey)"
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}
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}
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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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if selectedListControl.selectedSegmentIndex == 0{
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if let channel = viewModel.channels.value?[indexPath.row]{
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self.viewModel.getChannelInfo(id: channel.chanID) { channelInfo in
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debugPrint(channelInfo)
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let info = "🕓 Last Update: \(Int64(channelInfo.lastUpdate).getAsDate().format(style: .medium)) \n💰Capacity: \(channelInfo.capacity)sat \n💰 RemoteBalance: \(channel.remoteBalance)sat \n💰Local Balance: \(channel.localBalance)sat \nPoint: \(channelInfo.chanPoint) \n\n✅->>>>>> Node 1 <<<<<<-✅\n\n💰 Base Fee:\(channelInfo.node1Policy.feeBaseMsat)sat\nFee Rate:\(channelInfo.node2Policy.feeRateMilliMsat)msat \nPublic key: \n\(channelInfo.node1Pub) \n\n✅->>>>>> Node 2 <<<<<<-✅\n\n💰 Base Fee:\(channelInfo.node2Policy.feeBaseMsat)sat\nFee Rate:\(channelInfo.node2Policy.feeRateMilliMsat)msat\nPublic key: \n\(channelInfo.node2Pub) "
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self.showAlert(title: "Channel Info", description: info)
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} onFailure: { error in
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debugPrint(error)
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}
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}
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}else{
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if let peer = viewModel.peers.value?[indexPath.row]{
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self.showAlert(title: "Peer", address: peer.pubKey)
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}
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}
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}
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}
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extension ChannelsVC: UITextFieldDelegate{
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/**
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* Called when 'return' key pressed. return NO to ignore.
|
||
|
|
*/
|
||
|
|
func textFieldShouldReturn(_ textField: UITextField) -> Bool {
|
||
|
|
toggleOpenBtn()
|
||
|
|
textField.resignFirstResponder()
|
||
|
|
return true
|
||
|
|
}
|
||
|
|
|
||
|
|
func textField(_ textField: UITextField, shouldChangeCharactersIn range: NSRange, replacementString string: String) -> Bool {
|
||
|
|
if textField == localFundingAmount || textField == pushSatAmount{
|
||
|
|
let allowedCharacters = CharacterSet.decimalDigits
|
||
|
|
let characterSet = CharacterSet(charactersIn: string)
|
||
|
|
return allowedCharacters.isSuperset(of: characterSet)
|
||
|
|
}
|
||
|
|
return true
|
||
|
|
}
|
||
|
|
/**
|
||
|
|
* Called when the user click on the view (outside the UITextField).
|
||
|
|
*/
|
||
|
|
func touchesBegan(touches: Set<UITouch>, withEvent event: UIEvent?) {
|
||
|
|
self.view.endEditing(true)
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
extension ChannelsVC: UITextPasteDelegate {
|
||
|
|
func textPasteConfigurationSupporting(_ textPasteConfigurationSupporting: UITextPasteConfigurationSupporting, shouldAnimatePasteOf attributedString: NSAttributedString, to textRange: UITextRange) -> Bool {
|
||
|
|
return false
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
extension ChannelsVC: UITextViewDelegate{
|
||
|
|
func textViewDidBeginEditing(_ textView: UITextView) {
|
||
|
|
if textView.textColor == UIColor.lightGray {
|
||
|
|
textView.text = nil
|
||
|
|
textView.textColor = UIColor.black
|
||
|
|
}
|
||
|
|
}
|
||
|
|
func textViewDidEndEditing(_ textView: UITextView) {
|
||
|
|
if textView.text.isEmpty {
|
||
|
|
textView.text = nodeKeyPlaceholder
|
||
|
|
textView.textColor = UIColor.lightGray
|
||
|
|
}
|
||
|
|
}
|
||
|
|
func textViewDidChange(_ textView: UITextView) {
|
||
|
|
|
||
|
|
if(textView.text == UIPasteboard.general.string){
|
||
|
|
|
||
|
|
}
|
||
|
|
}
|
||
|
|
func textView(_ textView: UITextView, shouldChangeTextIn range: NSRange, replacementText text: String) -> Bool {
|
||
|
|
|
||
|
|
// Combine the textView text and the replacement text to
|
||
|
|
// create the updated text string
|
||
|
|
let currentText:String = textView.text
|
||
|
|
let updatedText = (currentText as NSString).replacingCharacters(in: range, with: text)
|
||
|
|
|
||
|
|
// If updated text view will be empty, add the placeholder
|
||
|
|
// and set the cursor to the beginning of the text view
|
||
|
|
if updatedText.isEmpty {
|
||
|
|
|
||
|
|
textView.text = nodeKeyPlaceholder
|
||
|
|
textView.textColor = UIColor.lightGray
|
||
|
|
|
||
|
|
textView.selectedTextRange = textView.textRange(from: textView.beginningOfDocument, to: textView.beginningOfDocument)
|
||
|
|
}
|
||
|
|
|
||
|
|
// Else if the text view's placeholder is showing and the
|
||
|
|
// length of the replacement string is greater than 0, set
|
||
|
|
// the text color to black then set its text to the
|
||
|
|
// replacement string
|
||
|
|
else if textView.textColor == UIColor.lightGray && !text.isEmpty {
|
||
|
|
textView.textColor = UIColor.black
|
||
|
|
textView.text = text
|
||
|
|
}else if text == "\n" {
|
||
|
|
textView.resignFirstResponder()
|
||
|
|
toggleOpenBtn()
|
||
|
|
return false
|
||
|
|
}
|
||
|
|
|
||
|
|
// For every other case, the text should change with the usual
|
||
|
|
// behavior...
|
||
|
|
else {
|
||
|
|
return true
|
||
|
|
}
|
||
|
|
|
||
|
|
// ...otherwise return false since the updates have already
|
||
|
|
// been made
|
||
|
|
return false
|
||
|
|
}
|
||
|
|
func textViewDidChangeSelection(_ textView: UITextView) {
|
||
|
|
if self.view.window != nil {
|
||
|
|
if textView.textColor == UIColor.lightGray {
|
||
|
|
textView.selectedTextRange = textView.textRange(from: textView.beginningOfDocument, to: textView.beginningOfDocument)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|