Implement password manager button in login details screen.

app/src/main/java/org/thoughtcrime/securesms/components/settings/app/account/signallogin/SignalLoginViewDetailsAction.kt

@@ -16,6 +16,9 @@ sealed interface SignalLoginViewDetailsAction {
   /** Leave the screen. */
   data object NavigateBack : SignalLoginViewDetailsAction
 
+  /** Launch the system credential manager UI so the user can store the login in their password manager. */
+  data object LaunchSaveToPasswordManager : SignalLoginViewDetailsAction
+
   /** Launch the system document picker so the user can choose where to save the login PDF. */
   data object LaunchSaveAsPdf : SignalLoginViewDetailsAction
 }

app/src/main/java/org/thoughtcrime/securesms/components/settings/app/account/signallogin/SignalLoginViewDetailsFragment.kt

@@ -17,6 +17,7 @@ import kotlinx.coroutines.launch
 import org.signal.core.ui.compose.CollectActions
 import org.signal.core.ui.compose.ComposeFragment
 import org.signal.core.util.Result
+import org.signal.passwordmanager.SignalCredentialManager
 import org.signal.signallogin.pdf.SignalLoginPdfRenderer
 import org.signal.signallogin.viewdetails.SignalLoginViewDetailsScreen
 
@@ -54,6 +55,15 @@ class SignalLoginViewDetailsFragment : ComposeFragment() {
   private fun handleAction(action: SignalLoginViewDetailsAction) {
     when (action) {
       SignalLoginViewDetailsAction.NavigateBack -> requireActivity().onBackPressedDispatcher.onBackPressed()
+      SignalLoginViewDetailsAction.LaunchSaveToPasswordManager -> {
+        lifecycleScope.launch {
+          SignalCredentialManager.saveCredential(
+            activityContext = requireActivity(),
+            username = viewModel.state.value.accountKey,
+            password = viewModel.state.value.recoveryKey
+          )
+        }
+      }
       SignalLoginViewDetailsAction.LaunchSaveAsPdf -> savePdfLauncher.launch(SignalLoginPdfRenderer.suggestedFileName(requireContext()))
     }
   }

app/src/main/java/org/thoughtcrime/securesms/components/settings/app/account/signallogin/SignalLoginViewDetailsViewModel.kt

@@ -45,8 +45,7 @@ class SignalLoginViewDetailsViewModel(
         _actions.send(SignalLoginViewDetailsAction.NavigateBack)
       }
       SignalLoginViewDetailsScreenEvents.SaveToPasswordManagerClicked -> {
-        // TODO [phonenumberless] Store the credentials via the credential manager.
-        Log.i(TAG, "Save to password manager clicked, but the flow isn't implemented yet.")
+        _actions.send(SignalLoginViewDetailsAction.LaunchSaveToPasswordManager)
       }
       SignalLoginViewDetailsScreenEvents.SaveAsPdfClicked -> {
         _actions.send(SignalLoginViewDetailsAction.LaunchSaveAsPdf)

app/src/test/java/org/thoughtcrime/securesms/components/settings/app/account/signallogin/SignalLoginViewDetailsViewModelTest.kt

@@ -77,6 +77,17 @@ class SignalLoginViewDetailsViewModelTest {
     assertThat(actions).containsExactly(SignalLoginViewDetailsAction.NavigateBack)
   }
 
+  @Test
+  fun `SaveToPasswordManagerClicked launches the save to password manager flow`() = runTest(testDispatcher) {
+    val viewModel = SignalLoginViewDetailsViewModel(repository)
+    val actions = mutableListOf<SignalLoginViewDetailsAction>()
+    backgroundScope.launch { viewModel.actions.toList(actions) }
+
+    viewModel.onEvent(SignalLoginViewDetailsScreenEvents.SaveToPasswordManagerClicked)
+
+    assertThat(actions).containsExactly(SignalLoginViewDetailsAction.LaunchSaveToPasswordManager)
+  }
+
   @Test
   fun `SaveAsPdfClicked launches the save as PDF flow`() = runTest(testDispatcher) {
     val viewModel = SignalLoginViewDetailsViewModel(repository)

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

@@ -709,6 +709,16 @@ private fun EntryProviderScope<NavKey>.navigationEntries(
 
     CollectActions(viewModel.actions) { action ->
       when (action) {
+        SignalLoginViewDetailsScreenActions.LaunchSaveToPasswordManager -> {
+          scope.launch {
+            SignalCredentialManager.saveCredential(
+              activityContext = context,
+              username = viewModel.state.value.accountKey,
+              password = viewModel.state.value.recoveryKey
+            )
+          }
+        }
+
         SignalLoginViewDetailsScreenActions.LaunchSaveAsPdf -> savePdfLauncher.launch(SignalLoginPdfRenderer.suggestedFileName(context))
       }
     }

feature/registration/src/main/java/org/signal/registration/screens/signallogindetails/SignalLoginViewDetailsScreenActions.kt

@@ -6,6 +6,9 @@
 package org.signal.registration.screens.signallogindetails
 
 sealed interface SignalLoginViewDetailsScreenActions {
+  /** Launch the system credential manager UI so the user can store the login in their password manager. */
+  data object LaunchSaveToPasswordManager : SignalLoginViewDetailsScreenActions
+
   /** Launch the system document picker so the user can choose where to save the login PDF. */
   data object LaunchSaveAsPdf : SignalLoginViewDetailsScreenActions
 }

feature/registration/src/main/java/org/signal/registration/screens/signallogindetails/SignalLoginViewDetailsViewModel.kt

@@ -67,8 +67,7 @@ class SignalLoginViewDetailsViewModel(
       }
 
       is SignalLoginViewDetailsScreenEvents.SaveToPasswordManagerClicked -> {
-        // TODO [phonenumberless] Store the credentials via the credential manager.
-        Log.i(TAG, "Save to password manager clicked, but the flow isn't implemented yet.")
+        _actions.trySend(SignalLoginViewDetailsScreenActions.LaunchSaveToPasswordManager)
       }
 
       is SignalLoginViewDetailsScreenEvents.SaveAsPdfClicked -> {

feature/registration/src/test/java/org/signal/registration/screens/signallogindetails/SignalLoginViewDetailsViewModelTest.kt

@@ -71,6 +71,16 @@ class SignalLoginViewDetailsViewModelTest {
     assertThat(parentEvents).containsExactly(RegistrationFlowEvent.NavigateBack)
   }
 
+  @Test
+  fun `SaveToPasswordManagerClicked launches the save to password manager flow`() = runTest(testDispatcher) {
+    val actions = mutableListOf<SignalLoginViewDetailsScreenActions>()
+    backgroundScope.launch { viewModel.actions.toList(actions) }
+
+    viewModel.onEvent(SignalLoginViewDetailsScreenEvents.SaveToPasswordManagerClicked)
+
+    assertThat(actions).containsExactly(SignalLoginViewDetailsScreenActions.LaunchSaveToPasswordManager)
+  }
+
   @Test
   fun `SaveAsPdfClicked launches the save as PDF flow`() = runTest(testDispatcher) {
     val actions = mutableListOf<SignalLoginViewDetailsScreenActions>()