[MS-1315] Handle face detection state loss in ConfirmationFragment

face/capture/src/main/java/com/simprints/face/capture/screens/FaceCaptureViewModel.kt

@@ -178,7 +178,11 @@ internal class FaceCaptureViewModel @Inject constructor(
             if (faceConfiguration?.imageSavingStrategy?.shouldSaveImage() == true) {
                 saveFaceDetections()
             }
-
+            if (faceDetections.isEmpty()) {
+                Simber.i("No face captured", tag = FACE_CAPTURE)
+                recapture()
+                return@launch
+            }
             val items = faceDetections.map { detection ->
                 BiometricTemplateCapture(
                     captureEventId = detection.id,
@@ -187,7 +191,6 @@ internal class FaceCaptureViewModel @Inject constructor(
             }
             val referenceId = UUID.randomUUID().toString()
             eventReporter.addBiometricReferenceCreationEvents(referenceId, items.map { it.captureEventId })
-
             val format = faceDetections
                 .firstOrNull()
                 ?.face

face/capture/src/main/java/com/simprints/face/capture/screens/confirmation/ConfirmationFragment.kt

@@ -38,7 +38,14 @@ internal class ConfirmationFragment : Fragment(R.layout.fragment_confirmation) {
     ) {
         super.onViewCreated(view, savedInstanceState)
         applySystemBarInsets(view)
-
+        val detection = mainVm.getSampleDetection()
+        // Check if state was lost (Process Death)
+        if (detection == null) {
+            // it is safer to force a recapture in this case
+            Simber.i("Face detection state lost during confirmation, forcing recapture", tag = ORCHESTRATION)
+            mainVm.recapture()
+            return
+        }
         Simber.i("ConfirmationFragment started", tag = ORCHESTRATION)
         startTime = faceTimeHelper.now()
 

face/capture/src/test/java/com/simprints/face/capture/screens/FaceCaptureViewModelTest.kt

@@ -139,6 +139,13 @@ class FaceCaptureViewModelTest {
         }
     }
 
+    @Test
+    fun `restart capture when flow finishes and no face detected`() {
+        viewModel.initFaceBioSdk(mockk(), ModalitySdkType.SIM_FACE)
+        viewModel.flowFinished()
+        assertThat(viewModel.recaptureEvent.getOrAwaitValue()).isNotNull()
+    }
+
     @Test
     fun `Recapture requests clears capture list`() {
         viewModel.captureFinished(faceDetections)