Add outgoing message region tagging. Closes #35.

tests/test_radio.py

@@ -495,11 +495,13 @@ class TestPostConnectSetupOrdering:
     @pytest.mark.asyncio
     async def test_drain_runs_before_auto_fetch(self):
         """drain_pending_messages must be called BEFORE start_auto_message_fetching."""
+        from app.models import AppSettings
         from app.radio import RadioManager
 
         rm = RadioManager()
         mock_mc = MagicMock()
         mock_mc.start_auto_message_fetching = AsyncMock()
+        mock_mc.commands.set_flood_scope = AsyncMock()
         rm._meshcore = mock_mc
 
         call_order = []
@@ -517,6 +519,11 @@ class TestPostConnectSetupOrdering:
             patch("app.event_handlers.register_event_handlers"),
             patch("app.keystore.export_and_store_private_key", new_callable=AsyncMock),
             patch("app.radio_sync.sync_radio_time", new_callable=AsyncMock),
+            patch(
+                "app.repository.AppSettingsRepository.get",
+                new_callable=AsyncMock,
+                return_value=AppSettings(),
+            ),
             patch("app.radio_sync.sync_and_offload_all", new_callable=AsyncMock, return_value={}),
             patch("app.radio_sync.start_periodic_sync"),
             patch("app.radio_sync.send_advertisement", new_callable=AsyncMock, return_value=False),
@@ -537,11 +544,13 @@ class TestPostConnectSetupOrdering:
     @pytest.mark.asyncio
     async def test_setup_sets_and_clears_in_progress_flag(self):
         """is_setup_in_progress is True during setup and False after."""
+        from app.models import AppSettings
         from app.radio import RadioManager
 
         rm = RadioManager()
         mock_mc = MagicMock()
         mock_mc.start_auto_message_fetching = AsyncMock()
+        mock_mc.commands.set_flood_scope = AsyncMock()
         rm._meshcore = mock_mc
 
         observed_during = None
@@ -555,6 +564,11 @@ class TestPostConnectSetupOrdering:
             patch("app.event_handlers.register_event_handlers"),
             patch("app.keystore.export_and_store_private_key", new_callable=AsyncMock),
             patch("app.radio_sync.sync_radio_time", new_callable=AsyncMock),
+            patch(
+                "app.repository.AppSettingsRepository.get",
+                new_callable=AsyncMock,
+                return_value=AppSettings(),
+            ),
             patch("app.radio_sync.sync_and_offload_all", new_callable=AsyncMock, return_value={}),
             patch("app.radio_sync.start_periodic_sync"),
             patch("app.radio_sync.send_advertisement", new_callable=AsyncMock, return_value=False),
@@ -606,3 +620,71 @@ class TestPostConnectSetupOrdering:
         # Should not raise or call any functions
         await rm.post_connect_setup()
         assert rm.is_setup_in_progress is False
+
+    @pytest.mark.asyncio
+    async def test_flood_scope_applied_during_setup(self):
+        """Non-empty flood_scope from settings is applied during post_connect_setup."""
+        from app.models import AppSettings
+        from app.radio import RadioManager
+
+        rm = RadioManager()
+        mock_mc = MagicMock()
+        mock_mc.start_auto_message_fetching = AsyncMock()
+        mock_mc.commands.set_flood_scope = AsyncMock()
+        rm._meshcore = mock_mc
+
+        mock_settings = AppSettings(flood_scope="#TestRegion")
+
+        with (
+            patch("app.event_handlers.register_event_handlers"),
+            patch("app.keystore.export_and_store_private_key", new_callable=AsyncMock),
+            patch("app.radio_sync.sync_radio_time", new_callable=AsyncMock),
+            patch(
+                "app.repository.AppSettingsRepository.get",
+                new_callable=AsyncMock,
+                return_value=mock_settings,
+            ),
+            patch("app.radio_sync.sync_and_offload_all", new_callable=AsyncMock, return_value={}),
+            patch("app.radio_sync.start_periodic_sync"),
+            patch("app.radio_sync.send_advertisement", new_callable=AsyncMock, return_value=False),
+            patch("app.radio_sync.start_periodic_advert"),
+            patch("app.radio_sync.drain_pending_messages", new_callable=AsyncMock, return_value=0),
+            patch("app.radio_sync.start_message_polling"),
+        ):
+            await rm.post_connect_setup()
+
+        mock_mc.commands.set_flood_scope.assert_awaited_once_with("#TestRegion")
+
+    @pytest.mark.asyncio
+    async def test_flood_scope_empty_resets_during_setup(self):
+        """Empty flood_scope calls set_flood_scope("") during post_connect_setup."""
+        from app.models import AppSettings
+        from app.radio import RadioManager
+
+        rm = RadioManager()
+        mock_mc = MagicMock()
+        mock_mc.start_auto_message_fetching = AsyncMock()
+        mock_mc.commands.set_flood_scope = AsyncMock()
+        rm._meshcore = mock_mc
+
+        mock_settings = AppSettings(flood_scope="")
+
+        with (
+            patch("app.event_handlers.register_event_handlers"),
+            patch("app.keystore.export_and_store_private_key", new_callable=AsyncMock),
+            patch("app.radio_sync.sync_radio_time", new_callable=AsyncMock),
+            patch(
+                "app.repository.AppSettingsRepository.get",
+                new_callable=AsyncMock,
+                return_value=mock_settings,
+            ),
+            patch("app.radio_sync.sync_and_offload_all", new_callable=AsyncMock, return_value={}),
+            patch("app.radio_sync.start_periodic_sync"),
+            patch("app.radio_sync.send_advertisement", new_callable=AsyncMock, return_value=False),
+            patch("app.radio_sync.start_periodic_advert"),
+            patch("app.radio_sync.drain_pending_messages", new_callable=AsyncMock, return_value=0),
+            patch("app.radio_sync.start_message_polling"),
+        ):
+            await rm.post_connect_setup()
+
+        mock_mc.commands.set_flood_scope.assert_awaited_once_with("")