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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.
#include "chromeos/ash/components/local_search_service/index.h"
#include <optional>
#include "base/metrics/histogram_functions.h"
namespace ash::local_search_service {
namespace {
void LogIndexIdAndBackendType(const std::string& histogram_prefix,
Backend backend) {
base::UmaHistogramEnumeration(histogram_prefix + ".Backend", backend);
}
std::string IndexIdBasedHistogramPrefix(IndexId index_id) {
const std::string prefix = "LocalSearchService.";
switch (index_id) {
case IndexId::kCrosSettings:
return prefix + "CrosSettings";
case IndexId::kHelpApp:
return prefix + "HelpApp";
case IndexId::kHelpAppLauncher:
return prefix + "HelpAppLauncher";
case IndexId::kPersonalization:
return prefix + "Personalization";
case IndexId::kShortcutsApp:
return prefix + "ShortcutsApp";
}
}
void OnSearchPerformedDone(const std::string& histogram_string) {
base::UmaHistogramBoolean(histogram_string + ".NumberSearchPerformedDone",
true);
}
} // namespace
Index::Index(IndexId index_id, Backend backend) : index_id_(index_id) {
histogram_prefix_ = IndexIdBasedHistogramPrefix(index_id);
DCHECK(!histogram_prefix_.empty());
LogIndexIdAndBackendType(histogram_prefix_, backend);
}
Index::~Index() = default;
void Index::BindReceiver(mojo::PendingReceiver<mojom::Index> receiver) {
receivers_.Add(this, std::move(receiver));
}
void Index::SetReporterRemote(
mojo::PendingRemote<mojom::SearchMetricsReporter> reporter_remote) {
DCHECK(!reporter_remote_.is_bound());
reporter_remote_.Bind(std::move(reporter_remote));
}
void Index::SetSearchParams(const SearchParams& search_params,
SetSearchParamsCallback callback) {
search_params_ = search_params;
std::move(callback).Run();
}
void Index::MaybeLogSearchResultsStats(ResponseStatus status,
size_t num_results,
base::TimeDelta latency) {
if (reporter_remote_.is_bound())
reporter_remote_->OnSearchPerformed(
index_id_, base::BindOnce(&OnSearchPerformedDone, histogram_prefix_));
base::UmaHistogramEnumeration(histogram_prefix_ + ".ResponseStatus", status);
if (status == ResponseStatus::kSuccess) {
// Only logs number of results and latency if search is a success.
base::UmaHistogramCounts100(histogram_prefix_ + ".NumberResults",
num_results);
base::UmaHistogramTimes(histogram_prefix_ + ".SearchLatency", latency);
}
}
void Index::MaybeLogIndexSize() {
const uint32_t index_size = GetIndexSize();
if (index_size != 0u) {
base::UmaHistogramCounts10000(histogram_prefix_ + ".NumberDocuments",
index_size);
}
}
void Index::AddOrUpdateCallbackWithTime(AddOrUpdateCallback callback,
const base::Time start_time) {
const auto time_diff = base::Time::Now() - start_time;
MaybeLogIndexSize();
base::UmaHistogramTimes(histogram_prefix_ + ".AddOrUpdateLatency", time_diff);
std::move(callback).Run();
}
void Index::DeleteCallbackWithTime(DeleteCallback callback,
const base::Time start_time,
const uint32_t num_deleted) {
const auto time_diff = base::Time::Now() - start_time;
base::UmaHistogramTimes(histogram_prefix_ + ".DeleteLatency", time_diff);
MaybeLogIndexSize();
std::move(callback).Run(num_deleted);
}
void Index::UpdateDocumentsCallbackWithTime(UpdateDocumentsCallback callback,
const base::Time start_time,
const uint32_t num_deleted) {
const auto time_diff = base::Time::Now() - start_time;
base::UmaHistogramTimes(histogram_prefix_ + ".UpdateDocumentsLatency",
time_diff);
MaybeLogIndexSize();
std::move(callback).Run(num_deleted);
}
void Index::ClearIndexCallbackWithTime(ClearIndexCallback callback,
const base::Time start_time) {
const auto time_diff = base::Time::Now() - start_time;
base::UmaHistogramTimes(histogram_prefix_ + ".ClearIndexLatency", time_diff);
std::move(callback).Run();
}
} // namespace ash::local_search_service
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