mirror of
https://github.com/AyuGram/AyuGramDesktop.git
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23rd
109 lines
2.4 KiB
C++
109 lines
2.4 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop application for the Telegram messaging service.
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For license and copyright information please follow this link:
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https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
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*/
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#include "settings/settings_recent_searches.h"
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#include "main/main_session.h"
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#include "storage/serialize_common.h"
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#include "storage/storage_account.h"
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namespace Settings {
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namespace {
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constexpr auto kLimit = 32;
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} // namespace
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RecentSearches::RecentSearches(not_null<Main::Session*> session)
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: _session(session) {
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}
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RecentSearches::~RecentSearches() = default;
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const std::vector<QString> &RecentSearches::list() const {
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_session->local().readSearchSuggestions();
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return _list;
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}
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void RecentSearches::bump(const QString &entryId) {
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if (entryId.isEmpty()) {
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return;
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}
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_session->local().readSearchSuggestions();
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if (!_list.empty() && _list.front() == entryId) {
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return;
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}
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auto i = ranges::find(_list, entryId);
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if (i == end(_list)) {
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if (int(_list.size()) >= kLimit) {
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_list.pop_back();
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}
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_list.push_back(entryId);
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i = end(_list) - 1;
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}
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ranges::rotate(begin(_list), i, i + 1);
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_session->local().writeSearchSuggestionsDelayed();
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}
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void RecentSearches::remove(const QString &entryId) {
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const auto i = ranges::find(_list, entryId);
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if (i != end(_list)) {
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_list.erase(i);
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}
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_session->local().writeSearchSuggestionsDelayed();
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}
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QByteArray RecentSearches::serialize() const {
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_session->local().readSearchSuggestions();
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if (_list.empty()) {
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return {};
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}
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const auto count = std::min(int(_list.size()), kLimit);
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auto size = 2 * int(sizeof(quint32));
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for (auto i = 0; i < count; ++i) {
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size += Serialize::stringSize(_list[i]);
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}
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auto stream = Serialize::ByteArrayWriter(size);
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stream
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<< quint32(AppVersion)
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<< quint32(count);
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for (auto i = 0; i < count; ++i) {
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stream << _list[i];
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}
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return std::move(stream).result();
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}
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void RecentSearches::applyLocal(QByteArray serialized) {
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_list.clear();
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if (serialized.isEmpty()) {
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return;
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}
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auto stream = Serialize::ByteArrayReader(serialized);
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auto version = quint32();
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auto count = quint32();
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stream >> version >> count;
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if (!stream.ok()) {
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return;
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}
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_list.reserve(count);
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for (auto i = quint32(0); i < count; ++i) {
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auto value = QString();
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stream >> value;
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if (!stream.ok()) {
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_list.clear();
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return;
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}
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_list.push_back(value);
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}
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}
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} // namespace Settings
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