macOS: Manage tunnels: Handle the case when there are no tunnels

Signed-off-by: Roopesh Chander <roop@roopc.net>

1 files changed, 53 insertions, 0 deletions

diff --git a/WireGuard/WireGuard/UI/macOS/ViewController/NoTunnelsDetailViewController.swift b/WireGuard/WireGuard/UI/macOS/ViewController/NoTunnelsDetailViewController.swift
new file mode 100644
index 0000000..059403a
--- /dev/null
+++ b/WireGuard/WireGuard/UI/macOS/ViewController/NoTunnelsDetailViewController.swift
@@ -0,0 +1,53 @@
+// SPDX-License-Identifier: MIT
+// Copyright © 2018 WireGuard LLC. All Rights Reserved.
+
+import Cocoa
+
+class NoTunnelsDetailViewController: NSViewController {
+
+    let tunnelsManager: TunnelsManager
+
+    let importButton: NSButton = {
+        let button = NSButton()
+        button.title = tr("macButtonImportTunnels")
+        button.setButtonType(.momentaryPushIn)
+        button.bezelStyle = .rounded
+        return button
+    }()
+
+    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() {
+        let view = NSView()
+
+        importButton.target = self
+        importButton.action = #selector(importTunnelClicked)
+
+        view.addSubview(importButton)
+        importButton.translatesAutoresizingMaskIntoConstraints = false
+        NSLayoutConstraint.activate([
+            importButton.centerXAnchor.constraint(equalTo: view.centerXAnchor),
+            importButton.centerYAnchor.constraint(equalTo: view.centerYAnchor)
+        ])
+        self.view = view
+    }
+
+    @objc func importTunnelClicked() {
+        guard let window = view.window else { return }
+        let openPanel = NSOpenPanel()
+        openPanel.allowedFileTypes = ["conf", "zip"]
+        openPanel.beginSheetModal(for: window) { [weak tunnelsManager] response in
+            guard let tunnelsManager = tunnelsManager else { return }
+            guard response == .OK else { return }
+            guard let url = openPanel.url else { return }
+            TunnelImporter.importFromFile(url: url, into: tunnelsManager, sourceVC: nil, errorPresenterType: ErrorPresenter.self)
+        }
+    }
+}