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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 COMPONENTS_VARIATIONS_CROS_EVALUATE_SEED_EARLY_BOOT_FEATURE_VISITOR_H_
#define COMPONENTS_VARIATIONS_CROS_EVALUATE_SEED_EARLY_BOOT_FEATURE_VISITOR_H_
#include <string>
#include <utility>
#include "base/feature_list.h"
#include "base/feature_visitor.h"
#include "base/metrics/field_trial_params.h"
#include "chromeos/ash/components/dbus/featured/featured.pb.h"
#include "third_party/protobuf/src/google/protobuf/repeated_field.h"
namespace variations::cros_early_boot::evaluate_seed {
// The EarlyBootFeatureVisitor class creates the computed state that will be
// output by the evaluate_seed binary.
class EarlyBootFeatureVisitor : public base::FeatureVisitor {
public:
// All early-boot CrOS feature names must start with "CrOSEarlyBoot".
static constexpr char kPrefix[] = "CrOSEarlyBoot";
EarlyBootFeatureVisitor();
EarlyBootFeatureVisitor(const EarlyBootFeatureVisitor&) = delete;
EarlyBootFeatureVisitor& operator=(const EarlyBootFeatureVisitor&) = delete;
~EarlyBootFeatureVisitor() override;
// Creates a new featured::FeatureOverride message in `overrides_`.
void Visit(const std::string& feature_name,
const base::FeatureList::OverrideState override_state,
const base::FieldTrialParams& params,
const std::string& trial_name,
const std::string& group_name) override;
google::protobuf::RepeatedPtrField<featured::FeatureOverride>
release_overrides() {
return std::move(overrides_);
}
private:
google::protobuf::RepeatedPtrField<featured::FeatureOverride> overrides_;
};
} // namespace variations::cros_early_boot::evaluate_seed
#endif // COMPONENTS_VARIATIONS_CROS_EVALUATE_SEED_EARLY_BOOT_FEATURE_VISITOR_H_
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