From afbc672c770431f641c3e8fb51fb90c1c9638dd7 Mon Sep 17 00:00:00 2001
From: appleb_m <martin.appleby@psi.ch>
Date: Thu, 30 Apr 2026 17:09:10 +0200
Subject: [PATCH] DAQ: enabled face dtection messages to db. updated aaredb
 requirement to 0.1.1a49

---
 pyproject.toml      |  2 +-
 src/aare/daq/daq.py | 40 +++++++++++++++++++++++++++++-----------
 2 files changed, 30 insertions(+), 12 deletions(-)

diff --git a/pyproject.toml b/pyproject.toml
index c7bb3694..343c86b6 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -18,7 +18,7 @@ dependencies = [
     "python-redis-lock==4.0.0",
     "fastapi==0.115.13",
     "uvicorn==0.34.2",
-    "aaredb==0.1.1a45",
+    "aaredb==0.1.1a49",
     "python_multipart==0.0.20",
     "websocket-client==1.8.0",
     "sseclient-py==1.8.0",
diff --git a/src/aare/daq/daq.py b/src/aare/daq/daq.py
index 2d4a43e3..9feaa86a 100644
--- a/src/aare/daq/daq.py
+++ b/src/aare/daq/daq.py
@@ -533,7 +533,6 @@ class AareDAQ:
 
     def _execute_face_detection(
             self,
-            *,
             steps: int = 14,
             step_size: int = 15,
             face_min_ratio: float = 0.3,
@@ -546,22 +545,41 @@ class AareDAQ:
             FaceDetectionResult
         """
         self.__set_state(BeamlineStateEnum.SampleAlignment)
+        result = None
 
-        result = self._create_face_detection_service().run(
-            steps=steps,
-            step_size=step_size,
-            face_min_ratio=face_min_ratio,
-        )
+        try:
+            self.__aare.send_sample_event(self.sample, SampleEventType.LOOPFACEDETECTING)
 
-        if not result.success and report_error:
+            result = self._create_face_detection_service().run(
+                steps=steps,
+                step_size=step_size,
+                face_min_ratio=face_min_ratio,
+            )
+
+            if not result.success and report_error:
+                self._handle_operation_error(
+                    operation=DAQOperation.FACE_CENTERING,
+                    sample=self.sample,
+                    error=result.error or Exception("Face detection failed"),
+                    event_type=SampleEventType.LOOPFACEDETECTFAILED,
+                    additional_comment=result.comment,
+                )
+                return False
+
+            self.__aare.send_sample_event(self.sample, SampleEventType.LOOPFACEDETECTED)
+            return result
+
+        except Exception as e:
+            logger.error(f"Face detection failed: {e}")
+            additional_comment = f"{e}" if e is not None else ""
             self._handle_operation_error(
                 operation=DAQOperation.FACE_CENTERING,
                 sample=self.sample,
-                error=result.error or Exception("Face detection failed"),
-                additional_comment=result.comment,
+                error=e,
+                event_type=SampleEventType.LOOPFACEDETECTFAILED,
+                additional_comment=additional_comment,
             )
-
-        return result
+            return False
 
     def _execute_raster_sequence(self, grid_request: RasterGridRequest,
                                  auto_center: bool = False) -> CompletedRasterGrid | None: