add hardcoded webcam (#231)

* add hardcoded webcam

* add default test

* add api do not return webcam list test

* remove unused try catch

custom_components/moonraker/camera.py

@@ -15,6 +15,19 @@
 
 _LOGGER = logging.getLogger(__name__)
 
+hardcoded_camera = {
+    "name": "webcam",
+    "location": "printer",
+    "service": "mjpegstreamer-adaptive",
+    "target_fps": "15",
+    "stream_url": "/webcam/?action=stream",
+    "snapshot_url": "/webcam/?action=snapshot",
+    "flip_horizontal": False,
+    "flip_vertical": False,
+    "rotation": 0,
+    "source": "database",
+}
+
 
 async def async_setup_entry(
     hass: HomeAssistant,
@@ -24,11 +37,22 @@ async def async_setup_entry(
     """Set up the available Moonraker camera."""
     coordinator = hass.data[DOMAIN][config_entry.entry_id]
 
-    cameras = await coordinator.async_fetch_data(METHODS.SERVER_WEBCAMS_LIST)
+    camera_cnt = 0
+
+    try:
+        cameras = await coordinator.async_fetch_data(METHODS.SERVER_WEBCAMS_LIST)
+        for camera_id, camera in enumerate(cameras["webcams"]):
+            async_add_entities(
+                [MoonrakerCamera(config_entry, coordinator, camera, camera_id)]
+            )
+            camera_cnt += 1
+    except Exception:
+        _LOGGER.info("Could not add any cameras from the API list")
 
-    for camera_id, camera in enumerate(cameras["webcams"]):
+    if camera_cnt == 0:
+        _LOGGER.info("No Camera in the list, trying hardcoded")
         async_add_entities(
-            [MoonrakerCamera(config_entry, coordinator, camera, camera_id)]
+            [MoonrakerCamera(config_entry, coordinator, hardcoded_camera, 0)]
         )
 
     async_add_entities(

tests/test_camera.py

@@ -114,6 +114,36 @@ async def test_setup_thumbnail_camera(hass, get_data):
     assert entry is not None
 
 
+async def test_hardcoded_camera_empty_list(hass, get_default_api_response):
+    """Test hardcoded camera"""
+    get_default_api_response["webcams"] = []
+
+    config_entry = MockConfigEntry(domain=DOMAIN, data=MOCK_CONFIG, entry_id="test")
+    config_entry.add_to_hass(hass)
+    assert await async_setup_entry(hass, config_entry)
+    await hass.async_block_till_done()
+
+    entity_registry = er.async_get(hass)
+    entry = entity_registry.async_get("camera.mainsail_webcam")
+
+    assert entry is not None
+
+
+async def test_hardcoded_camera_API_error(hass, get_default_api_response):
+    """Test hardcoded camera"""
+    get_default_api_response["webcams"] = None
+
+    config_entry = MockConfigEntry(domain=DOMAIN, data=MOCK_CONFIG, entry_id="test")
+    config_entry.add_to_hass(hass)
+    assert await async_setup_entry(hass, config_entry)
+    await hass.async_block_till_done()
+
+    entity_registry = er.async_get(hass)
+    entry = entity_registry.async_get("camera.mainsail_webcam")
+
+    assert entry is not None
+
+
 async def test_thumbnail_camera_image(
     hass, aioclient_mock, get_data, _moonraker_default_mock
 ):