Ask for permissions on the same screen.

feature/registration/src/main/java/org/signal/registration/RegistrationNavigation.kt

@@ -171,7 +171,6 @@ fun RegistrationNavHost(
   )
 
   val registrationState by viewModel.state.collectAsStateWithLifecycle()
-  val permissions: MultiplePermissionsState = permissionsState ?: rememberMultiplePermissionsState(viewModel.getRequiredPermissions())
 
   if (registrationState.isRestoringNavigationState) {
     Box(modifier = modifier.fillMaxSize(), contentAlignment = Alignment.Center) {
@@ -184,7 +183,7 @@ fun RegistrationNavHost(
     navigationEntries(
       registrationRepository = registrationRepository,
       registrationViewModel = viewModel,
-      permissionsState = permissions,
+      permissionsState = permissionsState,
       onRegistrationComplete = onRegistrationComplete
     )
   }
@@ -238,7 +237,7 @@ fun RegistrationNavHost(
 private fun EntryProviderScope<NavKey>.navigationEntries(
   registrationRepository: RegistrationRepository,
   registrationViewModel: RegistrationViewModel,
-  permissionsState: MultiplePermissionsState,
+  permissionsState: MultiplePermissionsState?,
   onRegistrationComplete: () -> Unit
 ) {
   val parentEventEmitter: (RegistrationFlowEvent) -> Unit = registrationViewModel::onEvent
@@ -259,11 +258,14 @@ private fun EntryProviderScope<NavKey>.navigationEntries(
 
   // --- Permissions Screen
   entry<RegistrationRoute.Permissions> { key ->
+    val onProceed = { parentEventEmitter.navigateTo(key.nextRoute) }
+    val localPermissionsState = permissionsState ?: rememberMultiplePermissionsState(
+      permissions = registrationViewModel.getRequiredPermissions(),
+      onPermissionsResult = { onProceed() }
+    )
     PermissionsScreen(
-      permissionsState = permissionsState,
-      onProceed = {
-        parentEventEmitter.navigateTo(key.nextRoute)
-      }
+      permissionsState = localPermissionsState,
+      onProceed = onProceed
     )
   }
 

feature/registration/src/main/java/org/signal/registration/screens/permissions/PermissionsScreen.kt

@@ -377,8 +377,11 @@ private fun PermissionButtons(onProceed: () -> Unit, permissionsState: MultipleP
       Buttons.LargeTonal(
         modifier = Modifier.testTag(TestTags.PERMISSIONS_NEXT_BUTTON),
         onClick = {
-          permissionsState.launchMultiplePermissionRequest()
-          onProceed()
+          if (permissionsState.allPermissionsGranted) {
+            onProceed()
+          } else {
+            permissionsState.launchMultiplePermissionRequest()
+          }
         }
       ) {
         Text(

feature/registration/src/test/java/org/signal/registration/RegistrationNavigationTest.kt

@@ -105,9 +105,9 @@ class RegistrationNavigationTest {
   }
 
   @Test
-  fun `clicking Next on Permissions navigates to PhoneNumber`() {
+  fun `clicking Next on Permissions when they are all granted navigates to PhoneNumber`() {
     // Given
-    val permissionsState = createMockPermissionsState()
+    val permissionsState = createMockPermissionsState(allPermissionsGranted = true)
 
     composeTestRule.setContent {
       SignalTheme {
@@ -216,8 +216,9 @@ class RegistrationNavigationTest {
    * Creates a mock permissions state for testing.
    * Since we're in JUnit tests, we can't use the real rememberMultiplePermissionsState.
    */
-  private fun createMockPermissionsState(): MockMultiplePermissionsState {
+  private fun createMockPermissionsState(allPermissionsGranted: Boolean = false): MockMultiplePermissionsState {
     return MockMultiplePermissionsState(
+      allPermissionsGranted = allPermissionsGranted,
       permissions = viewModel.getRequiredPermissions().map { MockPermissionsState(it) }
     )
   }