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// 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.
#ifndef CHROME_BROWSER_NOTIFICATIONS_SCHEDULER_PUBLIC_NOTIFICATION_SCHEDULER_CLIENT_H_
#define CHROME_BROWSER_NOTIFICATIONS_SCHEDULER_PUBLIC_NOTIFICATION_SCHEDULER_CLIENT_H_
#include <map>
#include <memory>
#include <set>
#include <string>
#include "base/functional/callback.h"
#include "chrome/browser/notifications/scheduler/public/notification_data.h"
#include "chrome/browser/notifications/scheduler/public/notification_scheduler_types.h"
#include "chrome/browser/notifications/scheduler/public/throttle_config.h"
#include "third_party/skia/include/core/SkBitmap.h"
namespace notifications {
// The client interface to receive events from notification scheduler.
class NotificationSchedulerClient {
public:
using NotificationDataCallback =
base::OnceCallback<void(std::unique_ptr<NotificationData>)>;
using ThrottleConfigCallback =
base::OnceCallback<void(std::unique_ptr<ThrottleConfig>)>;
NotificationSchedulerClient() = default;
NotificationSchedulerClient(const NotificationSchedulerClient&) = delete;
NotificationSchedulerClient& operator=(const NotificationSchedulerClient&) =
delete;
virtual ~NotificationSchedulerClient() = default;
// Called before the notification should be displayed to the user. The clients
// can overwrite data in |notification_data| and return the updated data in
// |callback|. The client can cancel the notification by replying a nullptr in
// the |callback|. If Android resource Id for icons is used, the client should
// overwrite |resource_id| field of IconBundle in |notification_data|.
virtual void BeforeShowNotification(
std::unique_ptr<NotificationData> notification_data,
NotificationDataCallback callback) = 0;
// Called when scheduler is initialized, number of notification scheduled for
// this type is reported if initialization succeeded.
virtual void OnSchedulerInitialized(bool success,
std::set<std::string> guids) = 0;
// Called when the user interacts with the notification.
virtual void OnUserAction(const UserActionData& action_data) = 0;
// Used to pull customized throttle config from client and may override global
// config in the framework. Return |nullptr| to callback if no customization.
virtual void GetThrottleConfig(ThrottleConfigCallback callback) = 0;
};
} // namespace notifications
#endif // CHROME_BROWSER_NOTIFICATIONS_SCHEDULER_PUBLIC_NOTIFICATION_SCHEDULER_CLIENT_H_
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