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// Copyright 2024 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_ON_DEVICE_TRANSLATION_SERVICE_CONTROLLER_MANAGER_H_
#define CHROME_BROWSER_ON_DEVICE_TRANSLATION_SERVICE_CONTROLLER_MANAGER_H_
#include <map>
#include "base/functional/callback.h"
#include "base/memory/scoped_refptr.h"
#include "base/types/pass_key.h"
#include "components/keyed_service/core/keyed_service.h"
#include "url/origin.h"
namespace content {
class BrowserContext;
} // namespace content
namespace url {
class Origin;
} // namespace url
namespace on_device_translation {
class OnDeviceTranslationServiceController;
class ServiceControllerManagerFactory;
// Manages the OnDeviceTranslationServiceControllers for a BrowserContext.
// This class is responsible for creating the per origin
// OnDeviceTranslationServiceController.
class ServiceControllerManager : public KeyedService {
public:
explicit ServiceControllerManager(
base::PassKey<ServiceControllerManagerFactory>);
~ServiceControllerManager() override;
ServiceControllerManager(const ServiceControllerManager&) = delete;
ServiceControllerManager& operator=(const ServiceControllerManager&) = delete;
// Returns the ServiceControllerManager for the specified BrowserContext. This
// function creates the ServiceControllerManager if it hasn't been created
// already.
static ServiceControllerManager* GetForBrowserContext(
content::BrowserContext* browser_context);
scoped_refptr<OnDeviceTranslationServiceController>
GetServiceControllerForOrigin(const url::Origin& origin);
// Returns true if a new service can be started.
bool CanStartNewService() const;
// Called when a service controller is deleted.
void OnServiceControllerDeleted(
const url::Origin& origin,
base::PassKey<OnDeviceTranslationServiceController>);
// Sets the service controller deleted observer for testing.
void set_service_controller_deleted_observer_for_testing(
base::OnceClosure observer) {
service_controller_deleted_observer_for_testing_ = std::move(observer);
}
private:
std::map<url::Origin, raw_ptr<OnDeviceTranslationServiceController>>
service_controllers_;
base::OnceClosure service_controller_deleted_observer_for_testing_;
};
} // namespace on_device_translation
#endif // CHROME_BROWSER_ON_DEVICE_TRANSLATION_SERVICE_CONTROLLER_MANAGER_H_
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