Add WearApp with scaffolding for navigation.

Bug: 299580143
Test: N/A only project scaffolding was added

Change-Id: I56f453bb9def0aa4a5e9d3d5d6a74d88adbae9f5
diff --git a/packages/CredentialManager/Android.bp b/packages/CredentialManager/Android.bp
index 233aee2..fe26dc3 100644
--- a/packages/CredentialManager/Android.bp
+++ b/packages/CredentialManager/Android.bp
@@ -50,46 +50,3 @@
         proguard_compatibility: false,
     },
 }
-
-android_app {
-    name: "ClockworkCredentialManager",
-    defaults: ["platform_app_defaults"],
-    certificate: "platform",
-    manifest: "wear/AndroidManifest.xml",
-    srcs: ["wear/src/**/*.kt"],
-    resource_dirs: ["wear/res"],
-
-    dex_preopt: {
-        profile_guided: true,
-        profile: "wear/profile.txt.prof",
-    },
-
-    static_libs: [
-        "PlatformComposeCore",
-        "androidx.activity_activity-compose",
-        "androidx.appcompat_appcompat",
-        "androidx.compose.foundation_foundation",
-        "androidx.compose.foundation_foundation-layout",
-        "androidx.compose.material_material-icons-core",
-        "androidx.compose.material_material-icons-extended",
-        "androidx.compose.ui_ui",
-        "androidx.core_core-ktx",
-        "androidx.credentials_credentials",
-        "androidx.lifecycle_lifecycle-extensions",
-        "androidx.lifecycle_lifecycle-livedata",
-        "androidx.lifecycle_lifecycle-runtime-ktx",
-        "androidx.lifecycle_lifecycle-viewmodel-compose",
-        "androidx.wear.compose_compose-foundation",
-        "androidx.wear.compose_compose-material",
-        "kotlinx-coroutines-core",
-    ],
-
-    platform_apis: true,
-    privileged: true,
-
-    kotlincflags: ["-Xjvm-default=all"],
-
-    optimize: {
-        proguard_compatibility: false,
-    },
-}
diff --git a/packages/CredentialManager/wear/Android.bp b/packages/CredentialManager/wear/Android.bp
new file mode 100644
index 0000000..639e8d1
--- /dev/null
+++ b/packages/CredentialManager/wear/Android.bp
@@ -0,0 +1,53 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_base_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_base_license"],
+}
+
+android_app {
+    name: "ClockworkCredentialManager",
+    defaults: ["platform_app_defaults"],
+    certificate: "platform",
+    manifest: "AndroidManifest.xml",
+    srcs: ["src/**/*.kt"],
+    resource_dirs: ["res"],
+
+    dex_preopt: {
+        profile_guided: true,
+        profile: "profile.txt.prof",
+    },
+
+    static_libs: [
+        "Horologist",
+        "PlatformComposeCore",
+        "androidx.activity_activity-compose",
+        "androidx.appcompat_appcompat",
+        "androidx.compose.foundation_foundation",
+        "androidx.compose.foundation_foundation-layout",
+        "androidx.compose.material_material-icons-core",
+        "androidx.compose.material_material-icons-extended",
+        "androidx.compose.runtime_runtime",
+        "androidx.compose.ui_ui",
+        "androidx.core_core-ktx",
+        "androidx.lifecycle_lifecycle-extensions",
+        "androidx.lifecycle_lifecycle-livedata",
+        "androidx.lifecycle_lifecycle-runtime-ktx",
+        "androidx.lifecycle_lifecycle-viewmodel-compose",
+        "androidx.wear.compose_compose-foundation",
+        "androidx.wear.compose_compose-material",
+        "androidx.wear.compose_compose-navigation",
+        "kotlinx-coroutines-core",
+    ],
+
+    platform_apis: true,
+    privileged: true,
+
+    kotlincflags: ["-Xjvm-default=all"],
+
+    optimize: {
+        proguard_compatibility: false,
+    },
+}
diff --git a/packages/CredentialManager/wear/AndroidManifest.xml b/packages/CredentialManager/wear/AndroidManifest.xml
index 001a56d..90248734 100644
--- a/packages/CredentialManager/wear/AndroidManifest.xml
+++ b/packages/CredentialManager/wear/AndroidManifest.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!--
 /*
- * Copyright (c) 2017 Google Inc.
+ * Copyright (c) 2023 Google Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,6 +19,8 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="com.android.credentialmanager">
 
+    <uses-feature android:name="android.hardware.type.watch" />
+
     <uses-permission android:name="android.permission.LAUNCH_CREDENTIAL_SELECTOR"/>
     <uses-permission android:name="android.permission.QUERY_ALL_PACKAGES"/>
     <uses-permission android:name="android.permission.HIDE_NON_SYSTEM_OVERLAY_WINDOWS"/>
@@ -28,17 +30,15 @@
       android:dataExtractionRules="@xml/data_extraction_rules"
       android:fullBackupContent="@xml/backup_rules"
       android:label="@string/app_name"
-      android:supportsRtl="true"
-      android:theme="@style/Theme.CredentialSelector">
+      android:supportsRtl="true">
 
         <activity
-            android:name=".CredentialSelectorActivity"
+            android:name=".ui.CredentialSelectorActivity"
             android:exported="true"
             android:permission="android.permission.LAUNCH_CREDENTIAL_SELECTOR"
             android:launchMode="singleTop"
             android:label="@string/app_name"
-            android:excludeFromRecents="true"
-            android:theme="@style/Theme.CredentialSelector">
+            android:excludeFromRecents="true">
         </activity>
   </application>
 
diff --git a/packages/CredentialManager/wear/src/com/android/credentialmanager/CredentialSelectorActivity.kt b/packages/CredentialManager/wear/src/com/android/credentialmanager/ui/CredentialSelectorActivity.kt
similarity index 68%
rename from packages/CredentialManager/wear/src/com/android/credentialmanager/CredentialSelectorActivity.kt
rename to packages/CredentialManager/wear/src/com/android/credentialmanager/ui/CredentialSelectorActivity.kt
index f7b2499..77fffaa 100644
--- a/packages/CredentialManager/wear/src/com/android/credentialmanager/CredentialSelectorActivity.kt
+++ b/packages/CredentialManager/wear/src/com/android/credentialmanager/ui/CredentialSelectorActivity.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2022 The Android Open Source Project
+ * Copyright (C) 2023 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -14,19 +14,29 @@
  * limitations under the License.
  */
 
+package com.android.credentialmanager.ui
+
 import android.os.Bundle
-import androidx.activity.compose.setContent
 import androidx.activity.ComponentActivity
+import androidx.activity.compose.setContent
+import androidx.navigation.NavHostController
 import androidx.wear.compose.material.MaterialTheme
-import androidx.wear.compose.material.Text
+import androidx.wear.compose.navigation.rememberSwipeDismissableNavController
 
 class CredentialSelectorActivity : ComponentActivity() {
+
+    lateinit var navController: NavHostController
+
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
 
+        setTheme(android.R.style.Theme_DeviceDefault)
+
         setContent {
+            navController = rememberSwipeDismissableNavController()
+
             MaterialTheme {
-                Text("Credential Manager entry point")
+                WearApp(navController = navController)
             }
         }
     }
diff --git a/packages/CredentialManager/wear/src/com/android/credentialmanager/ui/Screen.kt b/packages/CredentialManager/wear/src/com/android/credentialmanager/ui/Screen.kt
new file mode 100644
index 0000000..ee6ea5e
--- /dev/null
+++ b/packages/CredentialManager/wear/src/com/android/credentialmanager/ui/Screen.kt
@@ -0,0 +1,23 @@
+/*
+ * Copyright (C) 2023 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0N
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.credentialmanager.ui
+
+sealed class Screen(
+    val route: String,
+) {
+    object Main : Screen("main")
+}
diff --git a/packages/CredentialManager/wear/src/com/android/credentialmanager/ui/WearApp.kt b/packages/CredentialManager/wear/src/com/android/credentialmanager/ui/WearApp.kt
new file mode 100644
index 0000000..5ec0c8c
--- /dev/null
+++ b/packages/CredentialManager/wear/src/com/android/credentialmanager/ui/WearApp.kt
@@ -0,0 +1,47 @@
+/*
+ * Copyright (C) 2023 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0N
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+@file:OptIn(ExperimentalHorologistApi::class)
+
+package com.android.credentialmanager.ui
+
+import androidx.compose.runtime.Composable
+import androidx.navigation.NavHostController
+import androidx.wear.compose.foundation.rememberSwipeToDismissBoxState
+import androidx.wear.compose.navigation.rememberSwipeDismissableNavHostState
+import com.android.credentialmanager.ui.screens.MainScreen
+import com.google.android.horologist.annotations.ExperimentalHorologistApi
+import com.google.android.horologist.compose.navscaffold.WearNavScaffold
+import com.google.android.horologist.compose.navscaffold.composable
+
+@Composable
+fun WearApp(
+    navController: NavHostController
+) {
+    val swipeToDismissBoxState = rememberSwipeToDismissBoxState()
+    val navHostState =
+        rememberSwipeDismissableNavHostState(swipeToDismissBoxState = swipeToDismissBoxState)
+
+    WearNavScaffold(
+        startDestination = Screen.Main.route,
+        navController = navController,
+        state = navHostState,
+    ) {
+        composable(Screen.Main.route) {
+            MainScreen()
+        }
+    }
+}
diff --git a/packages/CredentialManager/wear/src/com/android/credentialmanager/ui/screens/MainScreen.kt b/packages/CredentialManager/wear/src/com/android/credentialmanager/ui/screens/MainScreen.kt
new file mode 100644
index 0000000..662d710
--- /dev/null
+++ b/packages/CredentialManager/wear/src/com/android/credentialmanager/ui/screens/MainScreen.kt
@@ -0,0 +1,30 @@
+/*
+ * Copyright (C) 2023 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0N
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.credentialmanager.ui.screens
+
+import androidx.compose.foundation.layout.Box
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.wear.compose.material.Text
+
+@Composable
+fun MainScreen(modifier: Modifier = Modifier) {
+    Box(modifier = modifier, contentAlignment = Alignment.Center) {
+        Text("This is a placeholder for the main screen.")
+    }
+}