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// Copyright 2020 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_SAFE_BROWSING_CHROME_CLIENT_SIDE_DETECTION_SERVICE_DELEGATE_H_
#define CHROME_BROWSER_SAFE_BROWSING_CHROME_CLIENT_SIDE_DETECTION_SERVICE_DELEGATE_H_
#include "base/memory/raw_ptr.h"
#include "chrome/browser/optimization_guide/optimization_guide_keyed_service.h"
#include "chrome/browser/optimization_guide/optimization_guide_keyed_service_factory.h"
#include "components/optimization_guide/core/optimization_guide_model_executor.h"
#include "components/safe_browsing/content/browser/client_side_detection_service.h"
class Profile;
namespace content {
class BrowserContext;
}
namespace safe_browsing {
// Delegate class which implements chrome specific bits for configuring
// the ClientSideDetectionService class.
class ChromeClientSideDetectionServiceDelegate
: public ClientSideDetectionService::Delegate,
public optimization_guide::OnDeviceModelAvailabilityObserver {
public:
explicit ChromeClientSideDetectionServiceDelegate(Profile* profile);
ChromeClientSideDetectionServiceDelegate(
const ChromeClientSideDetectionServiceDelegate&) = delete;
ChromeClientSideDetectionServiceDelegate& operator=(
const ChromeClientSideDetectionServiceDelegate&) = delete;
~ChromeClientSideDetectionServiceDelegate() override;
// ClientSideDetectionService::Delegate implementation.
PrefService* GetPrefs() override;
scoped_refptr<network::SharedURLLoaderFactory> GetURLLoaderFactory() override;
scoped_refptr<network::SharedURLLoaderFactory>
GetSafeBrowsingURLLoaderFactory() override;
bool ShouldSendModelToBrowserContext(
content::BrowserContext* context) override;
void StartListeningToOnDeviceModelUpdate() override;
void StopListeningToOnDeviceModelUpdate() override;
std::unique_ptr<optimization_guide::OptimizationGuideModelExecutor::Session>
GetModelExecutorSession() override;
void LogOnDeviceModelEligibilityReason() override;
private:
// optimization_guide::OnDeviceModelAvailabilityObserver
void OnDeviceModelAvailabilityChanged(
optimization_guide::ModelBasedCapabilityKey feature,
optimization_guide::OnDeviceModelEligibilityReason reason) override;
void NotifyServiceOnDeviceModelAvailable();
// It is set to true when the on-device model is not readily available, but
// it's expected to be ready soon. See `kWaitableReasons` for more details.
bool observing_on_device_model_availability_ = false;
base::TimeTicks on_device_fetch_time_;
raw_ptr<Profile> profile_;
};
} // namespace safe_browsing
#endif // CHROME_BROWSER_SAFE_BROWSING_CHROME_CLIENT_SIDE_DETECTION_SERVICE_DELEGATE_H_
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