Add TogglePermissionAppList getAppInfoRoutePrefix

To redirect the App Info page to Spa.

Bug: 263553430
Test: Manually with Settings
Change-Id: Ia3e0cb0ffa86df74ccbd1ffda862bd129ee24554

packages/SettingsLib/SpaPrivileged/src/com/android/settingslib/spaprivileged/template/app/TogglePermissionAppInfoPage.kt

@@ -81,6 +81,13 @@ internal class TogglePermissionAppInfoPageProvider(
             navArgument(USER_ID) { type = NavType.IntType },
         )
 
+        /**
+         * Gets the route prefix to this page.
+         *
+         * Expose route prefix to enable enter from non-SPA pages.
+         */
+        fun getRoutePrefix(permissionType: String) = "$PAGE_NAME/$permissionType"
+
         @Composable
         fun navigator(permissionType: String, app: ApplicationInfo) =
             navigator(route = "$PAGE_NAME/$permissionType/${app.toRoute()}")

packages/SettingsLib/SpaPrivileged/src/com/android/settingslib/spaprivileged/template/app/TogglePermissionAppList.kt

@@ -93,6 +93,14 @@ interface TogglePermissionAppListProvider {
     fun getAppListRoute(): String =
         TogglePermissionAppListPageProvider.getRoute(permissionType)
 
+    /**
+     * Gets the route prefix to the toggle permission App Info page.
+     *
+     * Expose route prefix to enable enter from non-SPA pages.
+     */
+    fun getAppInfoRoutePrefix(): String =
+        TogglePermissionAppInfoPageProvider.getRoutePrefix(permissionType)
+
     @Composable
     fun InfoPageEntryItem(app: ApplicationInfo) {
         val listModel = rememberContext(::createModel)