// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//
// Next MinVersion: 27

module arc.mojom;

import "gfx.mojom";
import "scale_factor.mojom";

// Describes OrientationLock request.
// Note: ChromeOS currently assumes the internal panel is always landscape.
// All rotation angles mentioned here are measured clockwise.
[Extensible]
enum OrientationLock {
  NONE = 0,
  // Rotated 90 or 270 deg.
  PORTRAIT = 1,
  // Rotated 0 or 180 deg.
  LANDSCAPE = 2,
  // Keep the current orientation.
  CURRENT = 3,
  // Rotated 90 deg.
  PORTRAIT_PRIMARY = 4,
  // Rotated 0 deg.
  LANDSCAPE_PRIMARY = 5,
  // Rotated 270 deg.
  PORTRAIT_SECONDARY = 6,
  // Rotated 180 deg.
  LANDSCAPE_SECONDARY = 7,
};

// Describes installation result.
struct InstallationResult {
  string package_name;
  bool success;  // true if app was installed successfully.
};

// Describes ARC app.
struct AppInfo {
  string name;
  string package_name;
  string activity;
  [MinVersion=2] bool sticky;  // true if the app cannot be uninstalled
  [MinVersion=7] bool notifications_enabled;
  [MinVersion=12] OrientationLock orientation_lock;
};

// Describes ARC package.
struct ArcPackageInfo {
  string package_name;
  int32 package_version;
  int64 last_backup_android_id;
  int64 last_backup_time;
  bool sync;  // true if package installation should be synced
  [MinVersion=11] bool system;  // true if package is system package.
  // true if package registers VPNService intent.
  [MinVersion=25] bool vpn_provider;
};

// Describes ARC app shortcut.
struct ShortcutInfo {
  string name;
  string package_name;
  string icon_resource_id;
  string intent_uri;
};

// Page for ShowPackageInfoOnPage.
[Extensible]
enum ShowPackageInfoPage {
  // The main package info page.
  MAIN = 0,

  // Page for managing links assigned to the app.
  MANAGE_LINKS = 1,
};

// Describes a Play Store app discovery result.
struct AppDiscoveryResult {
  string? launch_intent_uri;
  string? install_intent_uri;
  string? label;
  bool is_instant_app;
  bool is_recent;
  string? publisher_name;
  string? formatted_price;
  float review_score;
  array<uint8> icon_png_data;
  [MinVersion=22] string? package_name;
};

// Describes the status of an app discovery request, including completed
// states and all possible anomalies.
[Extensible]
enum AppDiscoveryRequestState {
  // Request handled successfully.
  SUCCESS = 0,
  // Request canceled when a newer request is sent.
  CANCELED = 1,
  // Request failed due to any communication error or Play Store internal error.
  ERROR_DEPRECATED = 2,

  // All possible reasons of ending a request:
  //   PlayStoreProxyService is not available.
  PLAY_STORE_PROXY_NOT_AVAILABLE = 3,
  //   It fails to cancel the previous request.
  FAILED_TO_CALL_CANCEL = 4,
  //   It fails to call findApps API.
  FAILED_TO_CALL_FINDAPPS = 5,
  //   It comes with invalid parameters.
  REQUEST_HAS_INVALID_PARAMS = 6,
  //   It times out.
  REQUEST_TIMEOUT = 7,
  //   At least one result returned from Phonesky has an unmatched request code.
  PHONESKY_RESULT_REQUEST_CODE_UNMATCHED = 8,
  //   At least one result returned from Phonesky has an unmatched session id.
  PHONESKY_RESULT_SESSION_ID_UNMATCHED = 9,
  //   Phonesky returns with an unmatched request code.
  PHONESKY_REQUEST_REQUEST_CODE_UNMATCHED = 10,
  //   The app discovery service is not available.
  PHONESKY_APP_DISCOVERY_NOT_AVAILABLE = 11,
  //   The installed Phonesky version doesn't support app discovery.
  PHONESKY_VERSION_NOT_SUPPORTED = 12,
  //   It gets an unexpected exception from Phonesky.
  PHONESKY_UNEXPECTED_EXCEPTION = 13,
  //   The Phonesky app discovery service thinks it's malformed.
  PHONESKY_MALFORMED_QUERY = 14,
  //   An internal error happens in Phonesky while processing the request.
  PHONESKY_INTERNAL_ERROR = 15,
  //   At least one result returned with invalid app data.
  PHONESKY_RESULT_INVALID_DATA = 16,
};

// Next method ID: 18
interface AppHost {
  // Sends newly added ARC app to Chrome. This message is sent when ARC receives
  // package added notification. Multiple apps may be added in the one package.
  [MinVersion=1] OnAppAddedDeprecated@2(AppInfo app);

  // Receives an icon of required |scale_factor| for specific ARC app. The app
  // is defined by |package_name| and |activity|. The icon content cannot be
  // empty and must match to |scale_factor| assuming 48x48 for
  // SCALE_FACTOR_100P.  |scale_factor| is an enum defined at ui/base/layout.h.
  // |icon_png_data| is a png-encoded image.
  OnAppIcon@1(string package_name, string activity,
              ScaleFactor scale_factor, array<uint8> icon_png_data);

  // Receives a list of available ARC apps to Chrome. Members of AppInfo must
  // contain non-empty string.
  OnAppListRefreshed@0(array<AppInfo> apps);

  // Notifies that a package has been added.
  [MinVersion=8] OnPackageAdded@8(ArcPackageInfo arcPackageInfo);

  // Notifies that a package list of apps has been updated.
  [MinVersion=14] OnPackageAppListRefreshed@13(string package_name,
                                               array<AppInfo> apps);

  // Receives a list of available ARC packages to Chrome. Members of
  // PackageInfo must contain non-empty string.
  [MinVersion=8] OnPackageListRefreshed@9(array<ArcPackageInfo> packages);

  // Notifies that a package has been modified.
  [MinVersion=8] OnPackageModified@10(ArcPackageInfo arcPackageInfo);

  // Sends removed ARC package to Chrome. |package_name| must contain non-empty
  // string. This message is sent when ARC receives package removed
  // notification. Removing one package can potentially remove more than one
  // app.
  [MinVersion=1] OnPackageRemoved@3(string package_name);

  // Sends information about newly created task |package_name| and |activity|
  // specifies launch activity and |intent| is initial intent used to start
  // new task.
  [MinVersion=4] OnTaskCreated@4(int32 task_id@0,
                                 string package_name@1,
                                 string activity@2,
                                 [MinVersion=13] string? name@3,
                                 [MinVersion=15] string? intent@4);

  // Sends task label and icon.
  [MinVersion=19] OnTaskDescriptionUpdated@17(int32 task_id,
                                              string label,
                                              array<uint8> icon_png_data);

  // Notifies that task has been destroyed.
  [MinVersion=4] OnTaskDestroyed@5(int32 task_id);

  // Notifies that task requested orientation lock.
  [MinVersion=12] OnTaskOrientationLockRequested@12(int32 task_id,
                                                    OrientationLock lock);

  // Notifies that task has been activated.
  [MinVersion=4] OnTaskSetActive@6(int32 task_id);

  // Notifies that notifications enabled settings in Android is changed.
  [MinVersion=7] OnNotificationsEnabledChanged@7(string package_name,
                                                 bool enabled);

  // Notifies that an application shortcut needs to be created.
  [MinVersion=9] OnInstallShortcut@11(ShortcutInfo shortcut);

  // Notifies that Play Store installation has been started. |package_name|
  // specifies installation package
  [MinVersion=16] OnInstallationStarted@14(
      [MinVersion=17] string? package_name@0);

  // Notifies that Play Store installation is finished. |result| contains
  // details of installation result.
  [MinVersion=16] OnInstallationFinished@15(
      [MinVersion=17] InstallationResult? result@1);

  // Notifies that an application shortcut needs to be deleted. Shortcut is
  // defined by its |intent_uri| and |package_name|.
  [MinVersion=18] OnUninstallShortcut@16(string package_name,
                                         string intent_uri);
};

// TODO(lhchavez): Migrate all request/response messages to Mojo.
// Next method ID: 22
interface AppInstance {
  // DEPRECATED: Please use Init@21 instead.
  InitDeprecated@0(AppHost host_ptr);

  // Establishes full-duplex communication with the host.
  [MinVersion=26] Init@21(AppHost host_ptr) => ();

  [MinVersion=1] CanHandleResolutionDeprecated@4(
      string package_name, string activity, Rect dimension) =>
          (bool can_handle);

  // Closes the the given task.
  [MinVersion=4] CloseTask@8(int32 task_id);

  // Requests information about task.
  [MinVersion=3] GetTaskInfo@6(int32 task_id) => (string package_name,
                                                  string activity);

  // Sends a request to ARC to install package.
  [MinVersion=8] InstallPackage@11(ArcPackageInfo arcPackageInfo);

  LaunchAppDeprecated@1(string package_name, string activity,
                        [MinVersion=1] Rect? dimension_on_screen);

  // Sends a request to ARC to launch an ARC app defined by |package_name| and
  // |activity|, which cannot be empty.
  [MinVersion=23] LaunchApp@18(string package_name, string activity,
                               int64 display_id);

  [MinVersion=9] LaunchIntentDeprecated@12(string intent_uri,
                                           Rect? dimension_on_screen);

  // Sends a request to ARC to launch an intent. The intent is encoded as a URI
  // string. See Intent.toUri().
  [MinVersion=23] LaunchIntent@19(string intent_uri, int64 display_id);

  // Sends a request to ARC to refresh a list of ARC apps.
  // OnRefreshAppsList is expected in response to this message. However,
  // response may not be sent if ARC is not ready yet (boot completed event is
  // not received).
  RefreshAppList@2();

  // Sends a request to ARC for the ARC app icon of a required scale factor.
  // Scale factor is an enum defined at ui/base/layout.h. App is defined by
  // |package_name| and |activity|, which cannot be empty.
  RequestAppIcon@3(string package_name, string activity,
                   ScaleFactor scale_factor);

  // Sends a request for the ARC shortcut icon of a given resource id and scale
  // factor.
  [MinVersion=9] RequestIcon@13(string icon_resource_id,
                                ScaleFactor scale_factor) =>
                                    (array<uint8> icon_png_data);

  // Removes cached shortcut icon with the given resource id.
  [MinVersion=9] RemoveCachedIcon@14(string icon_resource_id);

  // Activates the given task and move it to foreground.
  [MinVersion=4] SetTaskActive@7(int32 task_id);

  [MinVersion=5] ShowPackageInfoDeprecated@9(string package_name,
                                             Rect dimension_on_screen);

  [MinVersion=10] ShowPackageInfoOnPageDeprecated@15(string package_name,
                                                     ShowPackageInfoPage page,
                                                     Rect dimension_on_screen);

  // Sends a request to ARC to show package info for given package on the
  // specified page.
  [MinVersion=23] ShowPackageInfoOnPage@20(string package_name,
                                           ShowPackageInfoPage page,
                                           int64 display_id);

  // Sets notification setting for the package.
  [MinVersion=6] SetNotificationsEnabled@10(string package_name, bool enabled);

  // Sends a request to ARC to start PAI flow.
  [MinVersion=21] StartPaiFlow@17();

  // Sends a request to ARC to uninstall the given package.  Error (if ever
  // happens) is ignored, and uninstall option should appear in the UI.
  [MinVersion=2] UninstallPackage@5(string package_name);

  // Starts a query for Play Store apps.
  [MinVersion=20] GetRecentAndSuggestedAppsFromPlayStore@16(
      string query, int32 max_results) =>
          (AppDiscoveryRequestState state@1, array<AppDiscoveryResult> results@0);
};