1 files changed, 85 insertions, 0 deletions
diff --git a/WireGuard/WireGuard/UI/iOS/TunnelDetail/TunnelDetailStatusCell.swift b/WireGuard/WireGuard/UI/iOS/TunnelDetail/TunnelDetailStatusCell.swift
new file mode 100644
index 0000000..855e3ed
--- /dev/null
+++ b/WireGuard/WireGuard/UI/iOS/TunnelDetail/TunnelDetailStatusCell.swift
@@ -0,0 +1,85 @@
+// SPDX-License-Identifier: MIT
+// Copyright © 2018 WireGuard LLC. All Rights Reserved.
+
+import UIKit
+
+class TunnelDetailStatusCell: UITableViewCell {
+    var tunnel: TunnelContainer? {
+        didSet(value) {
+            update(from: tunnel?.status)
+            statusObservervationToken = tunnel?.observe(\.status) { [weak self] tunnel, _ in
+                self?.update(from: tunnel.status)
+            }
+        }
+    }
+    var isSwitchInteractionEnabled: Bool {
+        get { return statusSwitch.isUserInteractionEnabled }
+        set(value) { statusSwitch.isUserInteractionEnabled = value }
+    }
+    var onSwitchToggled: ((Bool) -> Void)?
+    private var isOnSwitchToggledHandlerEnabled = true
+    
+    let statusSwitch: UISwitch
+    private var statusObservervationToken: AnyObject?
+    
+    override init(style: UITableViewCell.CellStyle, reuseIdentifier: String?) {
+        statusSwitch = UISwitch()
+        super.init(style: .default, reuseIdentifier: TunnelDetailKeyValueCell.reuseIdentifier)
+        accessoryView = statusSwitch
+        
+        statusSwitch.addTarget(self, action: #selector(switchToggled), for: .valueChanged)
+    }
+    
+    @objc func switchToggled() {
+        if isOnSwitchToggledHandlerEnabled {
+            onSwitchToggled?(statusSwitch.isOn)
+        }
+    }
+    
+    private func update(from status: TunnelStatus?) {
+        guard let status = status else {
+            reset()
+            return
+        }
+        let text: String
+        switch status {
+        case .inactive:
+            text = "Inactive"
+        case .activating:
+            text = "Activating"
+        case .active:
+            text = "Active"
+        case .deactivating:
+            text = "Deactivating"
+        case .reasserting:
+            text = "Reactivating"
+        case .restarting:
+            text = "Restarting"
+        case .waiting:
+            text = "Waiting"
+        }
+        textLabel?.text = text
+        DispatchQueue.main.async { [weak statusSwitch] in
+            guard let statusSwitch = statusSwitch else { return }
+            statusSwitch.isOn = !(status == .deactivating || status == .inactive)
+            statusSwitch.isUserInteractionEnabled = (status == .inactive || status == .active)
+        }
+        textLabel?.textColor = (status == .active || status == .inactive) ? UIColor.black : UIColor.gray
+    }
+    
+    required init?(coder aDecoder: NSCoder) {
+        fatalError("init(coder:) has not been implemented")
+    }
+    
+    private func reset() {
+        textLabel?.text = "Invalid"
+        statusSwitch.isOn = false
+        textLabel?.textColor = UIColor.gray
+        statusSwitch.isUserInteractionEnabled = false
+    }
+    
+    override func prepareForReuse() {
+        super.prepareForReuse()
+        reset()
+    }
+}