// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

syntax = "proto2";

option optimize_for = LITE_RUNTIME;

package notifications.proto;

// Custom key value pair associated with a notification.
message CustomData {
  optional string key = 1;
  optional bytes value = 2;
}

// Button type.
enum ActionButtonType {
  UNKNOWN_ACTION = 0;
  HELPFUL = 1;
  UNHELPFUL = 2;
}

// Icon type.
enum IconType {
  UNKNOWN_ICON_TYPE = 0;
  SMALL_ICON = 1;
  LARGE_ICON = 2;
}

// Stores data used to display a notification in the UI.
// Next tag: 6
message NotificationData {
  // Represents the button on the notification.
  // Next tag: 4
  message Button {
    optional string text = 1;
    optional ActionButtonType button_type = 2;
    optional string id = 3;
  }

  message IconUuidBundle {
    optional IconType type = 1;
    optional string uuid = 2;
  }

  // Title of the notification.
  optional string title = 1;

  // Body text of the notification.
  optional string message = 2;

  // Custom data associated with a notification.
  repeated CustomData custom_data = 3;

  // A list of buttons on the notification.
  repeated Button buttons = 4;

  // A bundle of icons type and uuid, which must be loaded asynchronously into
  // memory.
  repeated IconUuidBundle icons_uuid = 5;
}