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Telegram/SourceFiles/countries/countries_instance.h

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+/*
+This file is part of Telegram Desktop,
+the official desktop application for the Telegram messaging service.
+
+For license and copyright information please follow this link:
+https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+*/
+
+#pragma once
+
+namespace Countries {
+
+struct CallingCodeInfo {
+	QString callingCode;
+	std::vector<QString> prefixes;
+	std::vector<QString> patterns;
+};
+
+struct Info {
+	QString name;
+	QString iso2;
+	QString alternativeName;
+	std::vector<CallingCodeInfo> codes;
+	bool isHidden = false;
+};
+
+struct FormatResult {
+	QString formatted;
+	QVector<int> groups;
+	QString code;
+};
+
+struct FormatArgs {
+	QString phone;
+	bool onlyGroups = false;
+	bool skipCode = false;
+	bool incomplete = false;
+	bool onlyCode = false;
+};
+
+class CountriesInstance final {
+public:
+	using Map = QHash<QString, const Info *>;
+
+	CountriesInstance();
+	[[nodiscard]] const std::vector<Info> &list() const;
+	void setList(std::vector<Info> &&infos);
+
+	[[nodiscard]] const Map &byCode() const;
+	[[nodiscard]] const Map &byISO2() const;
+
+	[[nodiscard]] QString validPhoneCode(QString fullCode) const;
+	[[nodiscard]] QString countryNameByISO2(const QString &iso) const;
+	[[nodiscard]] QString countryISO2ByPhone(const QString &phone) const;
+	[[nodiscard]] QString flagEmojiByISO2(const QString &iso) const;
+
+	[[nodiscard]] FormatResult format(FormatArgs args) const;
+
+	[[nodiscard]] rpl::producer<> updated() const;
+
+private:
+	mutable std::vector<Info> _list;
+
+	mutable Map _byCode;
+	mutable Map _byISO2;
+
+	rpl::event_stream<> _updated;
+
+};
+
+CountriesInstance &Instance();
+
+[[nodiscard]] QString ExtractPhoneCode(const QString &phone);
+[[nodiscard]] QVector<int> Groups(const QString &phone);
+
+} // namespace Countries