update flipper zero pages and add app status

obd2_client/src/flipper/pages.py

@@ -71,7 +71,21 @@ class PageManager:
             generator=self._generate_system_page,
         ))
 
-        # Page 3: Actions Menu
+        # Page 3: App Status (handlers, storage, sync state)
+        self._pages.append(PageDefinition(
+            page_type=PageType.INFO,
+            title="App Status",
+            generator=self._generate_app_status_page,
+        ))
+
+        # Page 4: UPS Status
+        self._pages.append(PageDefinition(
+            page_type=PageType.INFO,
+            title="UPS Status",
+            generator=self._generate_ups_page,
+        ))
+
+        # Page 5: Actions Menu (last navigable page)
         self._pages.append(PageDefinition(
             page_type=PageType.MENU,
             title="Actions",
@@ -84,14 +98,7 @@ class PageManager:
             ],
         ))
 
-        # Page 4: UPS Status (if available)
-        self._pages.append(PageDefinition(
-            page_type=PageType.INFO,
-            title="UPS Status",
-            generator=self._generate_ups_page,
-        ))
-
-        # Page 5: Confirm (dynamic)
+        # Page 6: Confirm (dynamic, hidden from navigation)
         self._pages.append(PageDefinition(
             page_type=PageType.CONFIRM,
             title="Confirm",
@@ -336,14 +343,14 @@ class PageManager:
         if self._pending_action:
             action = self._pending_action
             self._pending_action = None
-            self._current_index = 3  # Back to actions menu
+            self._current_index = 5  # Back to actions menu
             return self.execute_action(action)
         return False, "No pending action"
 
     def cancel_action(self) -> None:
         """Cancel pending action."""
         self._pending_action = None
-        self._current_index = 3  # Back to actions menu
+        self._current_index = 5  # Back to actions menu
 
     def _get_action_success_message(self, action_id: ActionID) -> str:
         """Get success message for action."""
@@ -437,6 +444,56 @@ class PageManager:
 
         return Page(PageType.INFO, "Statistics", lines)
 
+    def _generate_app_status_page(self, mgr: "PageManager") -> Page:
+        """Generate application status page with config and handler states."""
+        lines = []
+
+        # Pipeline stats
+        pipeline_stats = mgr.get_data("pipeline_stats", {})
+        if pipeline_stats:
+            total = pipeline_stats.get("total_readings", 0)
+            handlers = pipeline_stats.get("handlers", {})
+
+            lines.append(f"Readings: {total}")
+
+            # Storage handler status
+            storage = handlers.get("storage", {})
+            if storage:
+                saved = storage.get("saved_count", 0)
+                pending = storage.get("pending_in_batch", 0)
+                db_size = storage.get("db_size_mb", 0)
+                lines.append(f"SQLite: {saved} saved")
+                lines.append(f"Pending: {pending}, DB: {db_size}MB")
+
+            # PostgreSQL handler status
+            pg = handlers.get("postgresql", {})
+            if pg:
+                connected = pg.get("connected", False)
+                synced = pg.get("synced_count", 0)
+                status = "OK" if connected else "Offline"
+                lines.append(f"PG: {status}, synced: {synced}")
+        else:
+            lines.append("Pipeline: Not active")
+
+        # Config info
+        config = mgr.get_data("config")
+        if config:
+            lines.append(f"CAN: {config.can.interface}")
+            if config.postgresql.enabled:
+                lines.append(f"PG: {config.postgresql.host}")
+            else:
+                lines.append("PG: Disabled")
+
+        # Session info
+        session = mgr.get_data("session_id")
+        if session:
+            lines.append(f"Session: {session}")
+
+        if not lines:
+            lines = ["No status data", "available"]
+
+        return Page(PageType.INFO, "App Status", lines)
+
     def _generate_system_page(self, mgr: "PageManager") -> Page:
         """Generate system info page."""
         ip = self._get_ip_address()

obd2_client/src/main.py

@@ -134,6 +134,8 @@ class OBD2Client:
         pm.set_data_provider("uptime", lambda: time.time() - self._start_time)
         pm.set_data_provider("can_interface", lambda: self.config.can.interface)
         pm.set_data_provider("pipeline_stats", lambda: self.pipeline.get_stats())
+        pm.set_data_provider("config", lambda: self.config)
+        pm.set_data_provider("session_id", self._get_session_id)
 
         # Add UPS status page if enabled
         if self.config.flipper.show_ups:
@@ -149,6 +151,15 @@ class OBD2Client:
         pm.set_action_handler(ActionID.RECONNECT_OBD, self._action_reconnect_obd)
         pm.set_action_handler("force_sync", self._action_force_sync)
 
+    def _get_session_id(self) -> str:
+        """Get current session ID from storage handler."""
+        storage_handler = self.pipeline.get_handler("storage")
+        if storage_handler and hasattr(storage_handler, "storage"):
+            storage = storage_handler.storage
+            if storage:
+                return storage.get_current_session_id() or "No session"
+        return "N/A"
+
     def _action_force_sync(self) -> bool:
         """Force sync to PostgreSQL."""
         pg_handler = self.pipeline.get_handler("postgresql")