feat: offer to calibrate sensor after provisioning

lib/features/ble_provision/ble_provision_sheet.dart

@@ -4,7 +4,9 @@ import 'package:go_router/go_router.dart';
 
 import '../../data/sources/ble/ble_provisioner.dart';
 import '../../data/sources/local/credential_store.dart';
+import '../../domain/models/sensor.dart';
 import '../../providers.dart';
+import '../sensors/calibration_sheet.dart';
 
 enum _Step { scan, configure, done }
 
@@ -30,6 +32,7 @@ class _BleProvisionSheetState extends ConsumerState<BleProvisionSheet> {
 
   _Step _step = _Step.scan;
   BleScanResult? _selected;
+  Sensor? _provisionedSensor;
   bool _provisioning = false;
   bool _mqttOverrideEnabled = false;
   bool _usingNewWifiConnection = true;
@@ -102,7 +105,7 @@ class _BleProvisionSheetState extends ConsumerState<BleProvisionSheet> {
         mqttHost: mqttHost,
         mqttPort: mqttPort,
       );
-      await ref
+      _provisionedSensor = await ref
           .read(sensorRepositoryProvider)
           .createSensor(_selected!.name, name: _selected!.name);
 
@@ -254,12 +257,26 @@ class _BleProvisionSheetState extends ConsumerState<BleProvisionSheet> {
                           ),
                           _DoneStep(
                             onGoToFloorPlan: () {
-                              final router = GoRouter.of(context);
-                              Navigator.of(context).pop();
-                              router.go('/floorplan');
+                              if (_provisionedSensor != null) {
+                                _placeOnFloorPlan(context, _provisionedSensor!);
+                              }
                             },
                             onAddAnother: _reset,
                             onDone: () => Navigator.of(context).pop(),
+                            onCalibrate: _provisionedSensor == null
+                                ? null
+                                : () {
+                                    final sensor = _provisionedSensor!;
+                                    Navigator.of(
+                                      context,
+                                      rootNavigator: true,
+                                    ).pop();
+                                    showCalibrationSheet(
+                                      context,
+                                      sensor.id,
+                                      sensor.sensorId,
+                                    );
+                                  },
                           ),
                         ]
                         .map(
@@ -276,6 +293,16 @@ class _BleProvisionSheetState extends ConsumerState<BleProvisionSheet> {
       ),
     );
   }
+
+  void _placeOnFloorPlan(BuildContext context, Sensor sensor) {
+    final router = GoRouter.of(context);
+    final fromSensors =
+        router.routeInformationProvider.value.uri.path == '/sensors';
+    ref.read(sensorPlacementProvider.notifier).state = sensor;
+    ref.read(sensorPlacementOriginSensorsProvider.notifier).state = fromSensors;
+    Navigator.of(context, rootNavigator: true).pop();
+    router.go('/floorplan');
+  }
 }
 
 class _ScanPage extends StatefulWidget {
@@ -491,9 +518,7 @@ class _ConfigurePageState extends State<_ConfigurePage> {
                 border: const OutlineInputBorder(),
                 suffixIcon: IconButton(
                   icon: Icon(
-                    _obscurePassword
-                        ? Icons.visibility_off
-                        : Icons.visibility,
+                    _obscurePassword ? Icons.visibility_off : Icons.visibility,
                   ),
                   onPressed: () =>
                       setState(() => _obscurePassword = !_obscurePassword),
@@ -595,14 +620,17 @@ class _DoneStep extends StatelessWidget {
     required this.onGoToFloorPlan,
     required this.onAddAnother,
     required this.onDone,
+    this.onCalibrate,
   });
 
   final VoidCallback onGoToFloorPlan;
   final VoidCallback onAddAnother;
   final VoidCallback onDone;
+  final VoidCallback? onCalibrate;
 
   @override
   Widget build(BuildContext context) {
+    final theme = Theme.of(context);
     return SingleChildScrollView(
       padding: const EdgeInsets.symmetric(vertical: 16),
       child: Column(
@@ -613,22 +641,36 @@ class _DoneStep extends StatelessWidget {
           const SizedBox(height: 16),
           Text(
             'Sensor provisioned!',
-            style: Theme.of(context).textTheme.titleLarge,
+            style: theme.textTheme.titleLarge,
             textAlign: TextAlign.center,
           ),
           const SizedBox(height: 8),
           Text(
             'The sensor will appear in the list once it connects to the network. '
             'Open the floor plan to place it.',
-            style: Theme.of(context).textTheme.bodyMedium,
+            style: theme.textTheme.bodyMedium,
             textAlign: TextAlign.center,
           ),
           const SizedBox(height: 32),
           FilledButton.icon(
-            icon: const Icon(Icons.map_outlined),
+            icon: const Icon(Icons.gps_fixed),
             label: const Text('Place on floor plan'),
             onPressed: onGoToFloorPlan,
           ),
+          const SizedBox(height: 16),
+          OutlinedButton.icon(
+            icon: const Icon(Icons.tune),
+            label: const Text('Calibrate sensor'),
+            onPressed: onCalibrate,
+          ),
+          const SizedBox(height: 8),
+          Text(
+            'For best accuracy, calibrate after mounting the sensor in its intended position.',
+            style: theme.textTheme.bodySmall?.copyWith(
+              color: theme.colorScheme.onSurfaceVariant,
+            ),
+            textAlign: TextAlign.center,
+          ),
           const SizedBox(height: 12),
           OutlinedButton.icon(
             icon: const Icon(Icons.add),