Alerts: move geofence monitoring status to Settings debug; plain-language footer

FuelBoard/AlertsView.swift

@@ -1,11 +1,13 @@
 import SwiftUI
 
-/// Alerts tab — enables the cheapest-station proximity alerts and shows what's
+/// Alerts tab — enables the cheapest-station proximity alerts. The fuel being
-/// being monitored. The fuel being monitored is chosen HERE, independently of
+/// monitored is chosen HERE, independently of the Stations-tab selection:
-/// the Stations-tab selection: users can browse any fuel without re-targeting
+/// users can browse any fuel without re-targeting their alerts (and vice
-/// their alerts (and vice versa). The Live Activity section also lives here —
+/// versa). The Live Activity section also lives here — it mirrors this page's
-/// it mirrors this page's shape (toggle + fuel + distance) so the two
+/// shape (toggle + fuel + distance) so the two "notify me while driving"
-/// "notify me while driving" surfaces sit together.
+/// surfaces sit together. Geofence plumbing (count, 18-limit) lives in
+/// Settings → Debug; the user-facing page keeps a plain-language explainer
+/// plus a 0-stations hint.
 struct AlertsView: View {
     @Binding var enabled: Bool
     @Binding var radius: Double   // stored in km (monitor + storage)
@@ -113,34 +115,21 @@ struct AlertsView: View {
                             Text("\(value) \(distanceUnit.label(for: Double(value)))").tag(AlertRadiusChoice.fixed(value))
                         }
                     }
+                    if enabled && monitoredCount == 0 {
+                        Text("No stations monitored yet — open the Stations tab to load prices first.")
+                            .font(.caption)
+                            .foregroundStyle(.secondary)
+                    }
                 } header: {
                     Text("Cheapest-station alerts")
                 } footer: {
-                    Text("When you approach a station that is the cheapest within the radius, FuelBoard sends a notification — even with the app closed. Alerts watch for the cheapest \\(fuel.displayName.lowercased()) station within the radius. Follow search mirrors the Stations-tab distance, capped at 8 miles for reliable geofencing.")
+                    Text("When you approach a station that is the cheapest within the radius, FuelBoard sends a notification — even with the app closed. Nearby stations selling \(fuel.displayName.lowercased()) are watched — favourites get priority — and each station alerts at most once per hour. Follow search mirrors the Stations-tab distance, capped at 8 miles for reliable geofencing.")
                 }
 
-                if enabled {
+                if enabled, let lastAlert {
-                    Section("Monitoring") {
+                    Section("Last alert") {
-                        if monitoredCount == 0 {
+                        Label(lastAlert, systemImage: "bell.badge.fill")
-                            Text("No stations monitored yet — open the Stations tab to load prices first.")
+                            .font(.footnote)
-                                .font(.caption)
-                                .foregroundStyle(.secondary)
-                        } else {
-                            LabeledContent("Geofenced stations", value: "\(monitoredCount)")
-                            Text("Your favourites for \(fuel.displayName.lowercased()) get priority, then the closest stations selling that fuel fill the rest (18 max, iOS region limit).")
-                                .font(.caption)
-                                .foregroundStyle(.secondary)
-                            Text("Alerts are checked against the cheapest station within the trigger radius for the fuel chosen above. Each station alerts at most once per hour.")
-                                .font(.caption)
-                                .foregroundStyle(.secondary)
-                        }
-                    }
-
-                    if let lastAlert {
-                        Section("Last alert") {
-                            Label(lastAlert, systemImage: "bell.badge.fill")
-                                .font(.footnote)
-                        }
                     }
                 }
 

FuelBoard/ContentView.swift

@@ -376,7 +376,8 @@ struct ContentView: View {
             onShowOnboarding: { showOnboarding = true },
             debugStatus: monitor.debugStatus,
             appCheapest: appCheapestStatus,
-            regionError: monitor.lastRegionError
+            regionError: monitor.lastRegionError,
+            monitoredCount: monitor.monitoredStationIDs.count
         )
         .tabItem { Label("Settings", systemImage: "gearshape.fill") }
     }

FuelBoard/SettingsView.swift

@@ -37,6 +37,9 @@ struct SettingsView: View {
     /// Last CoreLocation region-monitoring failure (monitor.lastRegionError).
     /// Shown in Debug so a silently-failed geofence registration is visible.
     var regionError: String?
+    /// Live geofence count (monitor.monitoredStationIDs.count) — Debug-only
+    /// status; the user-facing Alerts tab no longer exposes fence plumbing.
+    var monitoredCount: Int = 0
 
     @StateObject private var tipStore = TipStore()
     @State private var showTipAlert = false
@@ -199,6 +202,21 @@ struct SettingsView: View {
                     } footer: {
                         Text("Connection shows whether prices come from the official Fuel Finder API or the CSV mirror. Data updated is the latest price change reported by the GOV.UK server itself.")
                     }
+
+                    Section {
+                        if monitoredCount == 0 {
+                            Text("No stations monitored yet — open the Stations tab to load prices first.")
+                                .font(.caption)
+                                .foregroundStyle(.secondary)
+                        } else {
+                            LabeledContent("Geofenced stations", value: "\(monitoredCount)")
+                        }
+                        Text("Favourites for \(alertsFuel.displayName.lowercased()) get priority, then the closest stations selling that fuel fill the rest (18 max, iOS region limit). Each station alerts at most once per hour.")
+                            .font(.caption)
+                            .foregroundStyle(.secondary)
+                    } header: {
+                        Text("Geofence monitoring")
+                    }
                 }
 
                 Section {