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// Copyright 2025 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/search_engines/template_url_prepopulate_data_resolver.h"
#include <optional>
#include "components/prefs/pref_service.h"
#include "components/regional_capabilities/regional_capabilities_country_id.h"
#include "components/regional_capabilities/regional_capabilities_service.h"
#include "components/regional_capabilities/regional_capabilities_utils.h"
#include "components/search_engines/keyword_web_data_service.h"
#include "components/search_engines/template_url_data.h"
#include "components/search_engines/template_url_prepopulate_data.h"
namespace TemplateURLPrepopulateData {
Resolver::Resolver(
PrefService& prefs,
regional_capabilities::RegionalCapabilitiesService& regional_capabilities)
: profile_prefs_(prefs), regional_capabilities_(regional_capabilities) {}
std::vector<std::unique_ptr<TemplateURLData>> Resolver::GetPrepopulatedEngines()
const {
return TemplateURLPrepopulateData::GetPrepopulatedEngines(
profile_prefs_.get(),
regional_capabilities_->GetRegionalPrepopulatedEngines());
}
std::unique_ptr<TemplateURLData> Resolver::GetPrepopulatedEngine(
int prepopulated_id) const {
return TemplateURLPrepopulateData::GetPrepopulatedEngine(
profile_prefs_.get(),
regional_capabilities_->GetRegionalPrepopulatedEngines(),
prepopulated_id);
}
std::unique_ptr<TemplateURLData> Resolver::GetEngineFromFullList(
int prepopulated_id) const {
return TemplateURLPrepopulateData::GetPrepopulatedEngineFromFullList(
profile_prefs_.get(),
regional_capabilities_->GetRegionalPrepopulatedEngines(),
prepopulated_id);
}
std::unique_ptr<TemplateURLData> Resolver::GetFallbackSearch() const {
return TemplateURLPrepopulateData::GetPrepopulatedFallbackSearch(
profile_prefs_.get(),
regional_capabilities_->GetRegionalPrepopulatedEngines());
}
std::optional<BuiltinKeywordsMetadata>
Resolver::ComputeDatabaseUpdateRequirements(
const WDKeywordsResult::Metadata& keywords_metadata) const {
BuiltinKeywordsMetadata current_metadata{
.country_id = regional_capabilities_->GetCountryId(),
.data_version =
TemplateURLPrepopulateData::GetDataVersion(&profile_prefs_.get()),
};
if (regional_capabilities::HasSearchEngineCountryListOverride()) {
// The search engine list is being explicitly overridden, so also force
// recomputing it for the keywords database.
return current_metadata;
}
if (keywords_metadata.builtin_keyword_data_version >
current_metadata.data_version) {
// The version in the database is more recent than the version in the Chrome
// binary. Downgrades are not supported, so don't update it.
return std::nullopt;
}
if (keywords_metadata.builtin_keyword_data_version <
current_metadata.data_version) {
// The built-in data from `prepopulated_engines.json` has been updated.
return current_metadata;
}
if (keywords_metadata.builtin_keyword_country.has_value() &&
keywords_metadata.builtin_keyword_country.value() !=
current_metadata.country_id) {
// The country associated with the profile has changed.
// We skip cases where the country was not previously set to avoid
// unnecessary churn. We expect that by the time this might matter, the
// client will have this data populated when the search engine choice
// feature gets enabled.
return current_metadata;
}
return std::nullopt;
}
} // namespace TemplateURLPrepopulateData
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