Notify android app capabilities change to display connection

Bug: b/123953783
Test: Local Build
Change-Id: I2eccb356604ade028cb63471ee73484a470aeff5
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1536767
Commit-Queue: Yue Li <updowndota@chromium.org>
Reviewed-by: Xiaohui Chen <xiaohuic@chromium.org>
Reviewed-by: Tao Wu <wutao@chromium.org>
Reviewed-by: Sam McNally <sammc@chromium.org>
Cr-Commit-Position: refs/heads/master@{#663999}

chrome/browser/ui/ash/assistant/device_actions.cc

@@ -81,9 +81,43 @@ std::string GetLaunchIntent(AndroidAppInfoPtr app_info) {
                             kPackage, package_name.c_str(), kEndSuffix);
 }
 
+std::vector<AndroidAppInfoPtr> GetAppsInfo() {
+  std::vector<AndroidAppInfoPtr> android_apps_info;
+  auto* prefs = ArcAppListPrefs::Get(ProfileManager::GetActiveUserProfile());
+  if (!prefs) {
+    LOG(ERROR) << "ArcAppListPrefs is not available.";
+    return android_apps_info;
+  }
+  for (const auto& app_id : prefs->GetAppIds()) {
+    std::unique_ptr<ArcAppListPrefs::AppInfo> app_info = prefs->GetApp(app_id);
+    if (!app_info)
+      continue;
+    AndroidAppInfoPtr app_info_ptr =
+        chromeos::assistant::mojom::AndroidAppInfo::New();
+    app_info_ptr->package_name = app_info->package_name;
+    auto package = prefs->GetPackage(app_info->package_name);
+    if (package)
+      app_info_ptr->version = package->package_version;
+    app_info_ptr->localized_app_name = app_info->name;
+    app_info_ptr->intent = app_info->intent_uri;
+    android_apps_info.push_back(std::move(app_info_ptr));
+  }
+  return android_apps_info;
+}
+
+void NotifyAndroidAppListRefreshed(
+    mojo::InterfacePtrSet<chromeos::assistant::mojom::AppListEventSubscriber>
+        subscribers) {
+  std::vector<AndroidAppInfoPtr> android_apps_info = GetAppsInfo();
+
+  subscribers.ForAllPtrs([&android_apps_info](auto* ptr) {
+    ptr->OnAndroidAppListRefreshed(mojo::Clone(android_apps_info));
+  });
+}
+
 }  // namespace
 
-DeviceActions::DeviceActions() {}
+DeviceActions::DeviceActions() : scoped_prefs_observer_(this) {}
 
 DeviceActions::~DeviceActions() {
   bindings_.CloseAllBindings();
@@ -172,8 +206,7 @@ void DeviceActions::OpenAndroidApp(AndroidAppInfoPtr app_info,
   std::move(callback).Run(!!app);
 }
 
-void DeviceActions::VerifyAndroidApp(
-    std::vector<chromeos::assistant::mojom::AndroidAppInfoPtr> apps_info,
+void DeviceActions::VerifyAndroidApp(std::vector<AndroidAppInfoPtr> apps_info,
                                      VerifyAndroidAppCallback callback) {
   for (const auto& app_info : apps_info) {
     app_info->status = GetAndroidAppStatus(app_info->package_name);
@@ -192,3 +225,32 @@ void DeviceActions::LaunchAndroidIntent(const std::string& intent) {
   // TODO(updowndota): Launch the intent in current active display.
   app->LaunchIntent(intent, display::kDefaultDisplayId);
 }
+
+void DeviceActions::AddAppListEventSubscriber(
+    chromeos::assistant::mojom::AppListEventSubscriberPtr subscriber) {
+  app_list_subscribers_.AddPtr(std::move(subscriber));
+  auto* prefs = ArcAppListPrefs::Get(ProfileManager::GetActiveUserProfile());
+  if (!prefs)
+    return;
+
+  if (!scoped_prefs_observer_.IsObserving(prefs)) {
+    scoped_prefs_observer_.Add(prefs);
+  }
+  if (prefs->package_list_initial_refreshed()) {
+    std::vector<AndroidAppInfoPtr> android_apps_info = GetAppsInfo();
+    subscriber->OnAndroidAppListRefreshed(mojo::Clone(android_apps_info));
+  }
+}
+
+void DeviceActions::OnPackageListInitialRefreshed() {
+  NotifyAndroidAppListRefreshed(app_list_subscribers_);
+}
+
+void DeviceActions::OnAppRegistered(const std::string& app_id,
+                                    const ArcAppListPrefs::AppInfo& app_info) {
+  NotifyAndroidAppListRefreshed(app_list_subscribers_);
+}
+
+void DeviceActions::OnAppRemoved(const std::string& id) {
+  NotifyAndroidAppListRefreshed(app_list_subscribers_);
+}

chrome/browser/ui/ash/assistant/device_actions.h

@@ -5,10 +5,14 @@
 #ifndef CHROME_BROWSER_UI_ASH_ASSISTANT_DEVICE_ACTIONS_H_
 #define CHROME_BROWSER_UI_ASH_ASSISTANT_DEVICE_ACTIONS_H_
 
+#include "base/scoped_observer.h"
+#include "chrome/browser/ui/app_list/arc/arc_app_list_prefs.h"
 #include "chromeos/services/assistant/public/mojom/assistant.mojom.h"
 #include "mojo/public/cpp/bindings/binding_set.h"
+#include "mojo/public/cpp/bindings/interface_ptr_set.h"
 
-class DeviceActions : public chromeos::assistant::mojom::DeviceActions {
+class DeviceActions : public chromeos::assistant::mojom::DeviceActions,
+                      public ArcAppListPrefs::Observer {
  public:
   DeviceActions();
   ~DeviceActions() override;
@@ -28,10 +32,21 @@ class DeviceActions : public chromeos::assistant::mojom::DeviceActions {
       std::vector<chromeos::assistant::mojom::AndroidAppInfoPtr> apps_info,
       VerifyAndroidAppCallback callback) override;
   void LaunchAndroidIntent(const std::string& intent) override;
+  void AddAppListEventSubscriber(
+      chromeos::assistant::mojom::AppListEventSubscriberPtr subscriber)
+      override;
 
  private:
-  mojo::BindingSet<chromeos::assistant::mojom::DeviceActions> bindings_;
+  // ArcAppListPrefs::Observer overrides.
+  void OnPackageListInitialRefreshed() override;
+  void OnAppRegistered(const std::string& app_id,
+                       const ArcAppListPrefs::AppInfo& app_info) override;
+  void OnAppRemoved(const std::string& id) override;
 
+  ScopedObserver<ArcAppListPrefs, DeviceActions> scoped_prefs_observer_;
+  mojo::BindingSet<chromeos::assistant::mojom::DeviceActions> bindings_;
+  mojo::InterfacePtrSet<chromeos::assistant::mojom::AppListEventSubscriber>
+      app_list_subscribers_;
   DISALLOW_COPY_AND_ASSIGN(DeviceActions);
 };
 

chromeos/services/assistant/assistant_manager_service_impl.cc

@@ -148,6 +148,7 @@ AssistantManagerServiceImpl::AssistantManagerServiceImpl(
       service_(service),
       background_thread_("background thread"),
       media_controller_observer_binding_(this),
+      app_list_subscriber_binding_(this),
       weak_factory_(this) {
   background_thread_.Start();
   platform_api_ = std::make_unique<PlatformApiImpl>(
@@ -1030,6 +1031,13 @@ void AssistantManagerServiceImpl::PostInitAssistant(
       service_->assistant_state()->hotword_enabled().value()) {
     assistant_settings_manager_->SyncSpeakerIdEnrollmentStatus();
   }
+
+  if (base::FeatureList::IsEnabled(assistant::features::kAssistantAppSupport)) {
+    mojom::AppListEventSubscriberPtr subscriber_ptr;
+    app_list_subscriber_binding_.Bind(mojo::MakeRequest(&subscriber_ptr));
+    service_->device_actions()->AddAppListEventSubscriber(
+        std::move(subscriber_ptr));
+  }
 }
 
 void AssistantManagerServiceImpl::HandleLaunchMediaIntentResponse(
@@ -1118,6 +1126,17 @@ void AssistantManagerServiceImpl::OnTimerSoundingFinished() {
     service_->assistant_alarm_timer_controller()->OnTimerSoundingFinished();
 }
 
+void AssistantManagerServiceImpl::OnAndroidAppListRefreshed(
+    std::vector<mojom::AndroidAppInfoPtr> apps_info) {
+  std::vector<action::AndroidAppInfo> android_apps_info;
+  for (const auto& app_info : apps_info) {
+    android_apps_info.push_back({app_info->package_name, app_info->version,
+                                 app_info->localized_app_name,
+                                 app_info->intent});
+  }
+  display_connection_->OnAndroidAppListRefreshed(android_apps_info);
+}
+
 void AssistantManagerServiceImpl::UpdateInternalOptions(
     assistant_client::AssistantManagerInternal* assistant_manager_internal) {
   // Build user agent string.

chromeos/services/assistant/assistant_manager_service_impl.h

@@ -90,7 +90,8 @@ class AssistantManagerServiceImpl
       public assistant_client::AssistantManagerDelegate,
       public assistant_client::DeviceStateListener,
       public assistant_client::MediaManager::Listener,
-      public media_session::mojom::MediaControllerObserver {
+      public media_session::mojom::MediaControllerObserver,
+      public mojom::AppListEventSubscriber {
  public:
   // |service| owns this class and must outlive this class.
   AssistantManagerServiceImpl(
@@ -184,6 +185,10 @@ class AssistantManagerServiceImpl
   void OnTimerSoundingStarted() override;
   void OnTimerSoundingFinished() override;
 
+  // mojom::AppListEventSubscriber overrides:
+  void OnAndroidAppListRefreshed(
+      std::vector<mojom::AndroidAppInfoPtr> apps_info) override;
+
   void UpdateInternalOptions(
       assistant_client::AssistantManagerInternal* assistant_manager_internal);
 
@@ -337,6 +342,8 @@ class AssistantManagerServiceImpl
 
   bool start_finished_ = false;
 
+  mojo::Binding<mojom::AppListEventSubscriber> app_list_subscriber_binding_;
+
   base::WeakPtrFactory<AssistantManagerServiceImpl> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(AssistantManagerServiceImpl);

chromeos/services/assistant/public/mojom/assistant.mojom

@@ -187,6 +187,15 @@ interface DeviceActions {
   // Launch Android intent. The intent is encoded as a URI string.
   // See Intent.toUri().
   LaunchAndroidIntent(string intent);
+
+  // Register App list event subscriber.
+  AddAppListEventSubscriber(AppListEventSubscriber subscriber);
+};
+
+// Subscribes to App list events.
+interface AppListEventSubscriber {
+  // Called when the android app list changed.
+  OnAndroidAppListRefreshed(array<AndroidAppInfo> apps_info);
 };
 
 // Enumeration of possible completions for an Assistant interaction.

chromeos/services/assistant/service_unittest.cc

@@ -143,6 +143,9 @@ class FakeDeviceActions : mojom::DeviceActions {
       std::vector<chromeos::assistant::mojom::AndroidAppInfoPtr> apps_info,
       VerifyAndroidAppCallback callback) override {}
   void LaunchAndroidIntent(const std::string& intent) override {}
+  void AddAppListEventSubscriber(
+      chromeos::assistant::mojom::AppListEventSubscriberPtr subscriber)
+      override {}
 
   mojo::Binding<mojom::DeviceActions> binding_;