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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.
#include "components/variations/cros_evaluate_seed/early_boot_feature_visitor.h"
#include <string>
#include "base/feature_list.h"
#include "base/logging.h"
#include "base/metrics/field_trial_params.h"
#include "base/strings/string_util.h"
#include "chromeos/ash/components/dbus/featured/featured.pb.h"
namespace variations::cros_early_boot::evaluate_seed {
EarlyBootFeatureVisitor::EarlyBootFeatureVisitor() = default;
EarlyBootFeatureVisitor::~EarlyBootFeatureVisitor() = default;
void EarlyBootFeatureVisitor::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) {
// The call to VisitFeaturesAndParams limits this visitor to feature names
// starting with EarlyBootFeatureVisitor::kPrefix.
CHECK(base::StartsWith(feature_name, kPrefix));
featured::OverrideState feature_override_state;
switch (override_state) {
case base::FeatureList::OverrideState::OVERRIDE_USE_DEFAULT:
feature_override_state = featured::OVERRIDE_USE_DEFAULT;
break;
case base::FeatureList::OverrideState::OVERRIDE_DISABLE_FEATURE:
feature_override_state = featured::OVERRIDE_DISABLE_FEATURE;
break;
case base::FeatureList::OverrideState::OVERRIDE_ENABLE_FEATURE:
feature_override_state = featured::OVERRIDE_ENABLE_FEATURE;
break;
}
featured::FeatureOverride* feature = overrides_.Add();
feature->set_name(feature_name);
feature->set_override_state(feature_override_state);
feature->set_trial_name(trial_name);
feature->set_group_name(group_name);
for (const auto& entry : params) {
featured::Param* param = feature->add_params();
param->set_key(entry.first);
param->set_value(entry.second);
}
}
} // namespace variations::cros_early_boot::evaluate_seed
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