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// Copyright 2023 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_ASH_PRINTING_IPP_CLIENT_INFO_CALCULATOR_H_
#define CHROME_BROWSER_ASH_PRINTING_IPP_CLIENT_INFO_CALCULATOR_H_
#include <memory>
#include <string>
#include "printing/mojom/print.mojom-forward.h"
namespace policy {
class DeviceAttributes;
}
namespace ash::printing {
// Calculates and keeps track of `client-info` values that could be sent to IPP
// printers to identify the print job origin.
class IppClientInfoCalculator {
public:
IppClientInfoCalculator() = default;
virtual ~IppClientInfoCalculator() = default;
// Returns an IPP `client-info` value containing OS version information.
// Cannot be `nullptr`.
virtual ::printing::mojom::IppClientInfoPtr GetOsInfo() const = 0;
// Returns an IPP `client-info` value corresponding to the current value of
// the `kDevicePrintingClientNameTemplate` policy. Returns `nullptr` if
// the policy is not set.
virtual ::printing::mojom::IppClientInfoPtr GetDeviceInfo() const = 0;
static std::unique_ptr<IppClientInfoCalculator> Create();
// Factory function that allows injected dependencies, for testing.
static std::unique_ptr<IppClientInfoCalculator> CreateForTesting(
std::unique_ptr<policy::DeviceAttributes> device_attributes,
const std::string& chrome_milestone);
};
} // namespace ash::printing
#endif // CHROME_BROWSER_ASH_PRINTING_IPP_CLIENT_INFO_CALCULATOR_H_
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