prusalink: add continue-job button for ATTENTION state

homeassistant/components/prusalink/button.py

@@ -56,6 +56,14 @@ class PrusaLinkButtonEntityDescription(
                 bool, data["printer"]["state"] == PrinterState.PAUSED.value
             ),
         ),
+        PrusaLinkButtonEntityDescription[PrinterStatus](
+            key="job.continue_job",
+            translation_key="continue_job",
+            press_fn=lambda api: api.continue_job,
+            available_fn=lambda data: cast(
+                bool, data["printer"]["state"] == PrinterState.ATTENTION.value
+            ),
+        ),
     ),
 }
 

homeassistant/components/prusalink/icons.json

@@ -4,6 +4,9 @@
       "cancel_job": {
         "default": "mdi:cancel"
       },
+      "continue_job": {
+        "default": "mdi:play-circle"
+      },
       "pause_job": {
         "default": "mdi:pause"
       },

homeassistant/components/prusalink/strings.json

@@ -26,6 +26,9 @@
       "cancel_job": {
         "name": "Cancel job"
       },
+      "continue_job": {
+        "name": "Continue job"
+      },
       "pause_job": {
         "name": "Pause job"
       },

tests/components/prusalink/conftest.py

@@ -187,6 +187,15 @@ def mock_job_api_paused(
     mock_get_status_printing["printer"]["state"] = "PAUSED"
 
 
+@pytest.fixture
+def mock_job_api_attention(
+    mock_get_status_printing: dict[str, Any], mock_job_api_printing: dict[str, Any]
+) -> None:
+    """Mock PrusaLink printing in ATTENTION state (e.g. timelapse capture)."""
+    mock_job_api_printing["state"] = "ATTENTION"
+    mock_get_status_printing["printer"]["state"] = "ATTENTION"
+
+
 @pytest.fixture
 def mock_api(
     mock_version_api: dict[str, str],

tests/components/prusalink/test_button.py

@@ -116,3 +116,59 @@ async def test_button_resume_cancel(
             {"entity_id": entity_id},
             blocking=True,
         )
+
+
+async def test_button_continue(
+    hass: HomeAssistant,
+    mock_config_entry,
+    mock_api,
+    hass_client: ClientSessionGenerator,
+    mock_job_api_attention,
+) -> None:
+    """Test continue button is enabled in ATTENTION state and calls continue_job."""
+    entity_id = "button.mock_title_continue_job"
+    assert await async_setup_component(hass, "prusalink", {})
+    state = hass.states.get(entity_id)
+    assert state is not None
+    assert state.state == "unknown"
+
+    with (
+        patch("pyprusalink.PrusaLink.continue_job") as mock_meth,
+        patch(
+            "homeassistant.components.prusalink.coordinator.PrusaLinkUpdateCoordinator._fetch_data"
+        ),
+    ):
+        await hass.services.async_call(
+            "button",
+            "press",
+            {"entity_id": entity_id},
+            blocking=True,
+        )
+
+    assert len(mock_meth.mock_calls) == 1
+
+    # Verify error handling — Conflict raised by API surfaces as HomeAssistantError
+    with (
+        pytest.raises(HomeAssistantError),
+        patch("pyprusalink.PrusaLink.continue_job", side_effect=Conflict),
+    ):
+        await hass.services.async_call(
+            "button",
+            "press",
+            {"entity_id": entity_id},
+            blocking=True,
+        )
+
+
+async def test_button_continue_unavailable_when_printing(
+    hass: HomeAssistant,
+    mock_config_entry,
+    mock_api,
+    mock_job_api_printing,
+    mock_get_status_printing,
+) -> None:
+    """Continue button is unavailable when printer is not in ATTENTION state."""
+    assert await async_setup_component(hass, "prusalink", {})
+    state = hass.states.get("button.mock_title_continue_job")
+    assert state is not None
+    assert state.state == "unavailable"