Fix another race condition for provider ui launching.

Make sure that once a provider ui is launched, we don't relaunch it
until that pending ui has finished.

Test: verified locally
Fix: 261676445
Change-Id: I2424f919bdabf0facf2d727f439235e7586953cf

packages/CredentialManager/src/com/android/credentialmanager/createflow/CreateCredentialComponents.kt

@@ -118,7 +118,7 @@ fun CreateCredentialScreen(
                         onCancel = viewModel::onCancel,
                     )
                 }
-            } else if (uiState.hidden && uiState.selectedEntry != null) {
+            } else if (uiState.selectedEntry != null && !uiState.providerActivityPending) {
                 viewModel.launchProviderUi(providerActivityLauncher)
             }
         },

packages/CredentialManager/src/com/android/credentialmanager/createflow/CreateCredentialViewModel.kt

@@ -42,6 +42,7 @@ data class CreateCredentialUiState(
   val activeEntry: ActiveEntry? = null,
   val selectedEntry: EntryInfo? = null,
   val hidden: Boolean = false,
+  val providerActivityPending: Boolean = false,
 )
 
 class CreateCredentialViewModel(
@@ -162,6 +163,9 @@ class CreateCredentialViewModel(
   ) {
     val entry = uiState.selectedEntry
     if (entry != null && entry.pendingIntent != null) {
+      uiState = uiState.copy(
+        providerActivityPending = true,
+      )
       val intentSenderRequest = IntentSenderRequest.Builder(entry.pendingIntent)
         .setFillInIntent(entry.fillInIntent).build()
       launcher.launch(intentSenderRequest)
@@ -192,6 +196,7 @@ class CreateCredentialViewModel(
       uiState = uiState.copy(
         selectedEntry = null,
         hidden = false,
+        providerActivityPending = false,
       )
     } else {
       if (entry != null) {

packages/CredentialManager/src/com/android/credentialmanager/getflow/GetCredentialComponents.kt

@@ -97,7 +97,7 @@ fun GetCredentialScreen(
                         onBackButtonClicked = viewModel::onBackToPrimarySelectionScreen,
                     )
                 }
-            } else if (uiState.hidden && uiState.selectedEntry != null) {
+            } else if (uiState.selectedEntry != null && !uiState.providerActivityPending) {
                 viewModel.launchProviderUi(providerActivityLauncher)
             }
         },

packages/CredentialManager/src/com/android/credentialmanager/getflow/GetCredentialViewModel.kt

@@ -41,6 +41,7 @@ data class GetCredentialUiState(
   val providerDisplayInfo: ProviderDisplayInfo = toProviderDisplayInfo(providerInfoList),
   val selectedEntry: EntryInfo? = null,
   val hidden: Boolean = false,
+  val providerActivityPending: Boolean = false,
 )
 
 class GetCredentialViewModel(
@@ -79,6 +80,9 @@ class GetCredentialViewModel(
   ) {
     val entry = uiState.selectedEntry
     if (entry != null && entry.pendingIntent != null) {
+      uiState = uiState.copy(
+        providerActivityPending = true,
+      )
       val intentSenderRequest = IntentSenderRequest.Builder(entry.pendingIntent)
         .setFillInIntent(entry.fillInIntent).build()
       launcher.launch(intentSenderRequest)
@@ -96,6 +100,7 @@ class GetCredentialViewModel(
       uiState = uiState.copy(
         selectedEntry = null,
         hidden = false,
+        providerActivityPending = false,
       )
     } else {
       if (entry != null) {