90 lines
1.9 KiB
C++
90 lines
1.9 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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#pragma once
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#include "base/binary_guard.h"
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class AuthSession;
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namespace Support {
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namespace details {
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struct TemplatesQuestion {
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QString question;
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QStringList keys;
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QString value;
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};
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struct TemplatesFile {
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QString url;
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std::map<QString, TemplatesQuestion> questions;
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};
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struct TemplatesData {
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std::map<QString, TemplatesFile> files;
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};
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struct TemplatesIndex {
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using Id = std::pair<QString, QString>; // filename, normalized question
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using Term = std::pair<QString, int>; // search term, weight
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std::map<QChar, std::vector<Id>> first;
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std::map<Id, std::vector<Term>> full;
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};
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} // namespace details
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class Templates : public base::has_weak_ptr {
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public:
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explicit Templates(not_null<AuthSession*> session);
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void reload();
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using Question = details::TemplatesQuestion;
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std::vector<Question> query(const QString &text) const;
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auto errors() const {
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return _errors.events();
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}
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struct QuestionByKey {
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Question question;
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QString key;
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};
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std::optional<QuestionByKey> matchExact(QString text) const;
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std::optional<QuestionByKey> matchFromEnd(QString text) const;
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int maxKeyLength() const {
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return _maxKeyLength;
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}
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~Templates();
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private:
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struct Updates;
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void update();
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void ensureUpdatesCreated();
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void updateRequestFinished(QNetworkReply *reply);
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void checkUpdateFinished();
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void setData(details::TemplatesData &&data);
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not_null<AuthSession*> _session;
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details::TemplatesData _data;
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details::TemplatesIndex _index;
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rpl::event_stream<QStringList> _errors;
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base::binary_guard _reading;
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bool _reloadAfterRead = false;
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int _maxKeyLength = 0;
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std::unique_ptr<Updates> _updates;
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};
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} // namespace Support
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