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// SPDX-License-Identifier: MIT
// Copyright © 2018-2020 WireGuard LLC. All Rights Reserved.
import Cocoa
class ManageTunnelsRootViewController: NSViewController {
let tunnelsManager: TunnelsManager
var tunnelsListVC: TunnelsListTableViewController?
var tunnelDetailVC: TunnelDetailTableViewController?
let tunnelDetailContainerView = NSView()
var tunnelDetailContentVC: NSViewController?
init(tunnelsManager: TunnelsManager) {
self.tunnelsManager = tunnelsManager
super.init(nibName: nil, bundle: nil)
}
required init?(coder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
override func loadView() {
view = NSView()
let horizontalSpacing: CGFloat = 20
let verticalSpacing: CGFloat = 20
let centralSpacing: CGFloat = 10
let container = NSLayoutGuide()
view.addLayoutGuide(container)
NSLayoutConstraint.activate([
container.topAnchor.constraint(equalTo: view.topAnchor, constant: verticalSpacing),
view.bottomAnchor.constraint(equalTo: container.bottomAnchor, constant: verticalSpacing),
container.leadingAnchor.constraint(equalTo: view.leadingAnchor, constant: horizontalSpacing),
view.trailingAnchor.constraint(equalTo: container.trailingAnchor, constant: horizontalSpacing)
])
tunnelsListVC = TunnelsListTableViewController(tunnelsManager: tunnelsManager)
tunnelsListVC!.delegate = self
let tunnelsListView = tunnelsListVC!.view
addChild(tunnelsListVC!)
view.addSubview(tunnelsListView)
view.addSubview(tunnelDetailContainerView)
tunnelsListView.translatesAutoresizingMaskIntoConstraints = false
tunnelDetailContainerView.translatesAutoresizingMaskIntoConstraints = false
NSLayoutConstraint.activate([
tunnelsListView.topAnchor.constraint(equalTo: container.topAnchor),
tunnelsListView.bottomAnchor.constraint(equalTo: container.bottomAnchor),
tunnelsListView.leadingAnchor.constraint(equalTo: container.leadingAnchor),
tunnelDetailContainerView.topAnchor.constraint(equalTo: container.topAnchor),
tunnelDetailContainerView.bottomAnchor.constraint(equalTo: container.bottomAnchor),
tunnelDetailContainerView.leadingAnchor.constraint(equalTo: tunnelsListView.trailingAnchor, constant: centralSpacing),
tunnelDetailContainerView.trailingAnchor.constraint(equalTo: container.trailingAnchor)
])
}
private func setTunnelDetailContentVC(_ contentVC: NSViewController) {
if let currentContentVC = tunnelDetailContentVC {
currentContentVC.view.removeFromSuperview()
currentContentVC.removeFromParent()
}
addChild(contentVC)
tunnelDetailContainerView.addSubview(contentVC.view)
contentVC.view.translatesAutoresizingMaskIntoConstraints = false
NSLayoutConstraint.activate([
tunnelDetailContainerView.topAnchor.constraint(equalTo: contentVC.view.topAnchor),
tunnelDetailContainerView.bottomAnchor.constraint(equalTo: contentVC.view.bottomAnchor),
tunnelDetailContainerView.leadingAnchor.constraint(equalTo: contentVC.view.leadingAnchor),
tunnelDetailContainerView.trailingAnchor.constraint(equalTo: contentVC.view.trailingAnchor)
])
tunnelDetailContentVC = contentVC
}
}
extension ManageTunnelsRootViewController: TunnelsListTableViewControllerDelegate {
func tunnelsSelected(tunnelIndices: [Int]) {
assert(!tunnelIndices.isEmpty)
if tunnelIndices.count == 1 {
let tunnel = tunnelsManager.tunnel(at: tunnelIndices.first!)
if tunnel.isTunnelAvailableToUser {
let tunnelDetailVC = TunnelDetailTableViewController(tunnelsManager: tunnelsManager, tunnel: tunnel)
setTunnelDetailContentVC(tunnelDetailVC)
self.tunnelDetailVC = tunnelDetailVC
} else {
let unusableTunnelDetailVC = tunnelDetailContentVC as? UnusableTunnelDetailViewController ?? UnusableTunnelDetailViewController()
unusableTunnelDetailVC.onButtonClicked = { [weak tunnelsListVC] in
tunnelsListVC?.handleRemoveTunnelAction()
}
setTunnelDetailContentVC(unusableTunnelDetailVC)
self.tunnelDetailVC = nil
}
} else if tunnelIndices.count > 1 {
let multiSelectionVC = tunnelDetailContentVC as? ButtonedDetailViewController ?? ButtonedDetailViewController()
multiSelectionVC.setButtonTitle(tr(format: "macButtonDeleteTunnels (%d)", tunnelIndices.count))
multiSelectionVC.onButtonClicked = { [weak tunnelsListVC] in
tunnelsListVC?.handleRemoveTunnelAction()
}
setTunnelDetailContentVC(multiSelectionVC)
self.tunnelDetailVC = nil
}
}
func tunnelsListEmpty() {
let noTunnelsVC = ButtonedDetailViewController()
noTunnelsVC.setButtonTitle(tr("macButtonImportTunnels"))
noTunnelsVC.onButtonClicked = { [weak self] in
guard let self = self else { return }
ImportPanelPresenter.presentImportPanel(tunnelsManager: self.tunnelsManager, sourceVC: self)
}
setTunnelDetailContentVC(noTunnelsVC)
self.tunnelDetailVC = nil
}
}
extension ManageTunnelsRootViewController {
override func supplementalTarget(forAction action: Selector, sender: Any?) -> Any? {
switch action {
case #selector(TunnelsListTableViewController.handleViewLogAction),
#selector(TunnelsListTableViewController.handleAddEmptyTunnelAction),
#selector(TunnelsListTableViewController.handleImportTunnelAction),
#selector(TunnelsListTableViewController.handleExportTunnelsAction),
#selector(TunnelsListTableViewController.handleRemoveTunnelAction):
return tunnelsListVC
case #selector(TunnelDetailTableViewController.handleToggleActiveStatusAction),
#selector(TunnelDetailTableViewController.handleEditTunnelAction):
return tunnelDetailVC
default:
return super.supplementalTarget(forAction: action, sender: sender)
}
}
}
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