// Copyright 2018 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.

module drivefs.mojom;

// This file tracks platform/drivefs/mojom/drivefs.mojom. Changes should be made
// there first and then replicated here.

// Implemented by DriveFS, used from Chrome.
interface DriveFsBootstrap {
  // Initialize a DriveFS instance with its configuration and mojo connections
  // to the browser.
  Init(DriveFsConfiguration config, DriveFs& drive_fs,
       DriveFsDelegate delegate);
};

// Implemented by DriveFS, used from Chrome.
interface DriveFs {
};

// Implemented by Chrome, used from DriveFS.
interface DriveFsDelegate {
  // Get an access token for |client_id| and |app_id| with access to |scopes|.
  // |access_token| is only valid if |status| is kSuccess.
  GetAccessToken(string client_id, string app_id, array<string> scopes) => (
      AccessTokenStatus status, string access_token);

  // Invoked when the mount is ready for use.
  OnMounted();
};

struct DriveFsConfiguration {
  string user_email;
};

enum AccessTokenStatus {
  // Getting an access token succeeded.
  kSuccess,

  // Getting an access token failed due to a transient error (e.g. network
  // access is unavailable).
  kTransientError,

  // Getting an access token failed due to an auth error.
  kAuthError,
};