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// SPDX-License-Identifier: MIT
// Copyright © 2018 WireGuard LLC. All Rights Reserved.
import Cocoa
class TunnelDetailTableViewController: NSViewController {
private enum TableViewModelRow {
case interfaceFieldRow(TunnelViewModel.InterfaceField)
case peerFieldRow(peer: TunnelViewModel.PeerData, field: TunnelViewModel.PeerField)
case spacerRow
func localizedSectionKeyString() -> String {
switch self {
case .interfaceFieldRow: return tr("tunnelSectionTitleInterface")
case .peerFieldRow: return tr("tunnelSectionTitlePeer")
case .spacerRow: return ""
}
}
func isTitleRow() -> Bool {
switch self {
case .interfaceFieldRow(let field): return field == .name
case .peerFieldRow(_, let field): return field == .publicKey
case .spacerRow: return false
}
}
}
let interfaceFields: [TunnelViewModel.InterfaceField] = [
.name, .publicKey, .addresses,
.listenPort, .mtu, .dns
]
let peerFields: [TunnelViewModel.PeerField] = [
.publicKey, .preSharedKey, .endpoint,
.allowedIPs, .persistentKeepAlive
]
let tableView: NSTableView = {
let tableView = NSTableView()
tableView.addTableColumn(NSTableColumn(identifier: NSUserInterfaceItemIdentifier("TunnelDetail")))
tableView.headerView = nil
tableView.rowSizeStyle = .medium
tableView.backgroundColor = .clear
tableView.selectionHighlightStyle = .none
return tableView
}()
let statusCheckbox: NSButton = {
let checkbox = NSButton()
checkbox.title = ""
checkbox.setButtonType(.switch)
checkbox.state = .off
return checkbox
}()
let editButton: NSButton = {
let button = NSButton()
button.title = tr("Edit")
button.setButtonType(.momentaryPushIn)
button.bezelStyle = .rounded
return button
}()
let box: NSBox = {
let box = NSBox()
box.titlePosition = .noTitle
box.fillColor = .unemphasizedSelectedContentBackgroundColor
return box
}()
let tunnelsManager: TunnelsManager
let tunnel: TunnelContainer
var tunnelViewModel: TunnelViewModel {
didSet {
updateTableViewModelRows()
}
}
private var tableViewModelRows = [TableViewModelRow]()
private var statusObservationToken: AnyObject?
init(tunnelsManager: TunnelsManager, tunnel: TunnelContainer) {
self.tunnelsManager = tunnelsManager
self.tunnel = tunnel
tunnelViewModel = TunnelViewModel(tunnelConfiguration: tunnel.tunnelConfiguration)
super.init(nibName: nil, bundle: nil)
updateTableViewModelRows()
updateStatus()
statusObservationToken = tunnel.observe(\TunnelContainer.status) { [weak self] _, _ in
self?.updateStatus()
}
}
required init?(coder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
override func loadView() {
tableView.dataSource = self
tableView.delegate = self
statusCheckbox.target = self
statusCheckbox.action = #selector(statusCheckboxToggled(sender:))
editButton.target = self
editButton.action = #selector(editButtonClicked)
let clipView = NSClipView()
clipView.documentView = tableView
let scrollView = NSScrollView()
scrollView.contentView = clipView // Set contentView before setting drawsBackground
scrollView.drawsBackground = false
scrollView.hasVerticalScroller = true
scrollView.autohidesScrollers = true
let containerView = NSView()
let bottomControlsContainer = NSLayoutGuide()
containerView.addLayoutGuide(bottomControlsContainer)
containerView.addSubview(box)
containerView.addSubview(scrollView)
containerView.addSubview(statusCheckbox)
containerView.addSubview(editButton)
box.translatesAutoresizingMaskIntoConstraints = false
scrollView.translatesAutoresizingMaskIntoConstraints = false
statusCheckbox.translatesAutoresizingMaskIntoConstraints = false
editButton.translatesAutoresizingMaskIntoConstraints = false
NSLayoutConstraint.activate([
containerView.topAnchor.constraint(equalTo: scrollView.topAnchor),
containerView.leadingAnchor.constraint(equalTo: scrollView.leadingAnchor),
containerView.trailingAnchor.constraint(equalTo: scrollView.trailingAnchor),
containerView.leadingAnchor.constraint(equalTo: bottomControlsContainer.leadingAnchor),
containerView.trailingAnchor.constraint(equalTo: bottomControlsContainer.trailingAnchor),
bottomControlsContainer.heightAnchor.constraint(equalToConstant: 60),
scrollView.bottomAnchor.constraint(equalTo: bottomControlsContainer.topAnchor),
bottomControlsContainer.bottomAnchor.constraint(equalTo: containerView.bottomAnchor),
statusCheckbox.leadingAnchor.constraint(equalTo: bottomControlsContainer.leadingAnchor),
statusCheckbox.centerYAnchor.constraint(equalTo: bottomControlsContainer.centerYAnchor),
editButton.trailingAnchor.constraint(equalTo: bottomControlsContainer.trailingAnchor),
editButton.centerYAnchor.constraint(equalTo: bottomControlsContainer.centerYAnchor)
])
NSLayoutConstraint.activate([
scrollView.topAnchor.constraint(equalTo: box.topAnchor),
scrollView.bottomAnchor.constraint(equalTo: box.bottomAnchor),
scrollView.leadingAnchor.constraint(equalTo: box.leadingAnchor),
scrollView.trailingAnchor.constraint(equalTo: box.trailingAnchor)
])
view = containerView
}
func updateTableViewModelRows() {
tableViewModelRows = []
for field in interfaceFields where !tunnelViewModel.interfaceData[field].isEmpty {
tableViewModelRows.append(.interfaceFieldRow(field))
}
for peerData in tunnelViewModel.peersData {
tableViewModelRows.append(.spacerRow)
for field in peerFields where !peerData[field].isEmpty {
tableViewModelRows.append(.peerFieldRow(peer: peerData, field: field))
}
}
}
func updateStatus() {
let statusText: String
switch tunnel.status {
case .waiting:
statusText = tr("tunnelStatusWaiting")
case .inactive:
statusText = tr("tunnelStatusInactive")
case .activating:
statusText = tr("tunnelStatusActivating")
case .active:
statusText = tr("tunnelStatusActive")
case .deactivating:
statusText = tr("tunnelStatusDeactivating")
case .reasserting:
statusText = tr("tunnelStatusReasserting")
case .restarting:
statusText = tr("tunnelStatusRestarting")
}
statusCheckbox.title = tr(format: "macStatus (%@)", statusText)
let shouldBeChecked = (tunnel.status != .inactive && tunnel.status != .deactivating)
let shouldBeEnabled = (tunnel.status == .active || tunnel.status == .inactive)
statusCheckbox.state = shouldBeChecked ? .on : .off
statusCheckbox.isEnabled = shouldBeEnabled
}
@objc func editButtonClicked() {
print("editButtonClicked")
}
@objc func statusCheckboxToggled(sender: AnyObject?) {
guard let statusCheckbox = sender as? NSButton else { return }
if statusCheckbox.state == .on {
tunnelsManager.startActivation(of: tunnel)
} else if statusCheckbox.state == .off {
tunnelsManager.startDeactivation(of: tunnel)
}
}
}
extension TunnelDetailTableViewController: NSTableViewDataSource {
func numberOfRows(in tableView: NSTableView) -> Int {
return tableViewModelRows.count
}
}
extension TunnelDetailTableViewController: NSTableViewDelegate {
func tableView(_ tableView: NSTableView, viewFor tableColumn: NSTableColumn?, row: Int) -> NSView? {
let modelRow = tableViewModelRows[row]
switch modelRow {
case .interfaceFieldRow(let field):
let cell: KeyValueCell = tableView.dequeueReusableCell()
let localizedKeyString = modelRow.isTitleRow() ? modelRow.localizedSectionKeyString() : field.localizedUIString
cell.key = tr(format: "macDetailFieldKey (%@)", localizedKeyString)
cell.value = tunnelViewModel.interfaceData[field]
cell.isKeyInBold = modelRow.isTitleRow()
return cell
case .peerFieldRow(let peerData, let field):
let cell: KeyValueCell = tableView.dequeueReusableCell()
let localizedKeyString = modelRow.isTitleRow() ? modelRow.localizedSectionKeyString() : field.localizedUIString
cell.key = tr(format: "macDetailFieldKey (%@)", localizedKeyString)
cell.value = peerData[field]
cell.isKeyInBold = modelRow.isTitleRow()
return cell
case .spacerRow:
return NSView()
}
}
}
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