Add XR feature enablement flag to CameraViewModel

Author: devbridie

feature/camera/src/main/java/com/android/developers/androidify/camera/CameraLayout.kt

@@ -68,6 +68,7 @@ internal fun CameraLayout(
     guideText: @Composable (modifier: Modifier) -> Unit,
     guide: @Composable (modifier: Modifier) -> Unit,
     rearCameraButton: @Composable (modifier: Modifier) -> Unit,
+    xrEnabled: Boolean = false,
     supportsTabletop: Boolean = supportsTabletop(),
     isTabletop: Boolean = false,
 ) {

feature/camera/src/main/java/com/android/developers/androidify/camera/CameraScreen.kt

@@ -147,6 +147,7 @@ fun CameraPreviewScreen(
                         toggleRearCameraFeature = { viewModel.toggleRearDisplayFeature(activity) },
                         isRearCameraEnabled = uiState.isRearCameraActive,
                         cameraSessionId = uiState.cameraSessionId,
+                        xrEnabled = uiState.xrEnabled,
                     )
                 }
             } else {
@@ -203,6 +204,7 @@ fun StatelessCameraPreviewContent(
     onAnimateZoom: (Float) -> Unit,
     requestCaptureImage: () -> Unit,
     modifier: Modifier = Modifier,
+    xrEnabled: Boolean = false,
     foldingFeature: FoldingFeature? = null,
     shouldShowRearCameraFeature: () -> Boolean = { false },
     toggleRearCameraFeature: () -> Unit = {},
@@ -276,6 +278,7 @@ fun StatelessCameraPreviewContent(
                 aspectRatio = calculateCorrectAspectRatio(size.height, size.width, aspectRatio)
             }
         },
+        xrEnabled = xrEnabled,
     )
 }
 
@@ -303,6 +306,7 @@ private fun CameraPreviewContent(
     shouldShowRearCameraFeature: () -> Boolean = { false },
     toggleRearCameraFeature: () -> Unit = {},
     isRearCameraEnabled: Boolean = false,
+    xrEnabled: Boolean = false,
 ) {
     val scope = rememberCoroutineScope()
     val zoomState = remember(cameraSessionId) {
@@ -341,6 +345,7 @@ private fun CameraPreviewContent(
         shouldShowRearCameraFeature = shouldShowRearCameraFeature,
         toggleRearCameraFeature = toggleRearCameraFeature,
         isRearCameraEnabled = isRearCameraEnabled,
+        xrEnabled = xrEnabled,
         modifier = modifier,
     )
 }

feature/camera/src/main/java/com/android/developers/androidify/camera/CameraViewModel.kt

@@ -50,6 +50,7 @@ import androidx.lifecycle.asFlow
 import androidx.lifecycle.viewModelScope
 import androidx.window.layout.FoldingFeature
 import androidx.window.layout.WindowInfoTracker
+import com.android.developers.androidify.data.ConfigProvider
 import com.android.developers.androidify.util.LocalFileProvider
 import com.google.mlkit.vision.common.InputImage
 import com.google.mlkit.vision.pose.PoseDetection
@@ -76,8 +77,9 @@ class CameraViewModel
     application: Application,
     val localFileProvider: LocalFileProvider,
     val rearCameraUseCase: RearCameraUseCase,
+    configProvider: ConfigProvider,
 ) : AndroidViewModel(application) {
-    private var _uiState = MutableStateFlow(CameraUiState())
+    private var _uiState = MutableStateFlow(CameraUiState(xrEnabled = configProvider.isXrEnabled()))
     val uiState: StateFlow<CameraUiState>
         get() = _uiState
 
@@ -351,6 +353,7 @@ data class CameraUiState(
     val canFlipCamera: Boolean = true,
     val isRearCameraActive: Boolean = false,
     val autofocusUiState: AutofocusUiState = AutofocusUiState.Unspecified,
+    val xrEnabled: Boolean = false,
 ) {
     val zoomOptions = when {
         zoomMinRatio <= 0.6f && zoomMaxRatio >= 1f -> listOf(0.6f, 1f)