on-demand: iOS: Update on-demand info shown in tunnel edit view

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

WireGuard/WireGuard/UI/ActivateOnDemandViewModel.swift

@@ -137,6 +137,13 @@ extension ActivateOnDemandViewModel {
             #endif
         }
     }
+
+    func fixSSIDOption() {
+        selectedSSIDs = uniquifiedNonEmptySelectedSSIDs()
+        if selectedSSIDs.isEmpty {
+            ssidOption = .anySSID
+        }
+    }
 }
 
 private extension ActivateOnDemandViewModel {

WireGuard/WireGuard/UI/iOS/View/ChevronCell.swift

@@ -9,8 +9,13 @@ class ChevronCell: UITableViewCell {
         set(value) { textLabel?.text = value }
     }
 
+    var detailMessage: String {
+        get { return detailTextLabel?.text ?? "" }
+        set(value) { detailTextLabel?.text = value }
+    }
+
     override init(style: UITableViewCell.CellStyle, reuseIdentifier: String?) {
-        super.init(style: .default, reuseIdentifier: reuseIdentifier)
+        super.init(style: .value1, reuseIdentifier: reuseIdentifier)
         accessoryType = .disclosureIndicator
     }
 

WireGuard/WireGuard/UI/iOS/ViewController/TunnelEditTableViewController.swift

@@ -442,6 +442,7 @@ extension TunnelEditTableViewController {
         } else {
             let cell: ChevronCell = tableView.dequeueReusableCell(for: indexPath)
             cell.message = field.localizedUIString
+            cell.detailMessage = onDemandViewModel.ssidOption.localizedUIString
             return cell
         }
     }
@@ -500,8 +501,14 @@ extension TunnelEditTableViewController {
 
 extension TunnelEditTableViewController: SSIDOptionEditTableViewControllerDelegate {
     func ssidOptionSaved(option: ActivateOnDemandViewModel.OnDemandSSIDOption, ssids: [String]) {
-        let validSSIDs = ssids.filter { !$0.isEmpty }
-        onDemandViewModel.selectedSSIDs = validSSIDs
-        onDemandViewModel.ssidOption = validSSIDs.isEmpty ? .anySSID : option
+        onDemandViewModel.selectedSSIDs = ssids
+        onDemandViewModel.ssidOption = option
+        onDemandViewModel.fixSSIDOption()
+        if let onDemandSection = sections.firstIndex(where: { $0 == .onDemand }) {
+            if let ssidRowIndex = onDemandFields.firstIndex(of: .ssid) {
+                let indexPath = IndexPath(row: ssidRowIndex, section: onDemandSection)
+                tableView.reloadRows(at: [indexPath], with: .none)
+            }
+        }
     }
 }