tdesktop/Telegram/SourceFiles/lang/lang_keys.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
#include "lang/lang_instance.h"
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#include "lang/lang_hardcoded.h"
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inline QString lang(LangKey key) {
return Lang::Current().getValue(key);
}
inline base::lambda<QString()> langFactory(LangKey key) {
return [key] { return Lang::Current().getValue(key); };
}
template <typename WithYear, typename WithoutYear>
inline QString langDateMaybeWithYear(QDate date, WithYear withYear, WithoutYear withoutYear) {
auto month = date.month();
if (month <= 0 || month > 12) {
return qsl("MONTH_ERR");
};
auto year = date.year();
auto current = QDate::currentDate();
auto currentYear = current.year();
auto currentMonth = current.month();
if (year != currentYear) {
auto yearIsMuchGreater = [](int year, int otherYear) {
return (year > otherYear + 1);
};
auto monthIsMuchGreater = [](int year, int month, int otherYear, int otherMonth) {
return (year == otherYear + 1) && (month + 12 > otherMonth + 3);
};
if (false
|| yearIsMuchGreater(year, currentYear)
|| yearIsMuchGreater(currentYear, year)
|| monthIsMuchGreater(year, month, currentYear, currentMonth)
|| monthIsMuchGreater(currentYear, currentMonth, year, month)) {
return withYear(month, year);
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}
}
return withoutYear(month, year);
}
inline QString langDayOfMonth(const QDate &date) {
auto day = date.day();
return langDateMaybeWithYear(date, [day](int month, int year) {
return lng_month_day_year(lt_month, lang(LangKey(lng_month1_small + month - 1)), lt_day, QString::number(day), lt_year, QString::number(year));
}, [day](int month, int year) {
return lng_month_day(lt_month, lang(LangKey(lng_month1_small + month - 1)), lt_day, QString::number(day));
});
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}
inline QString langDayOfMonthFull(const QDate &date) {
auto day = date.day();
return langDateMaybeWithYear(date, [day](int month, int year) {
return lng_month_day_year(lt_month, lang(LangKey(lng_month1 + month - 1)), lt_day, QString::number(day), lt_year, QString::number(year));
}, [day](int month, int year) {
return lng_month_day(lt_month, lang(LangKey(lng_month1 + month - 1)), lt_day, QString::number(day));
});
}
inline QString langMonthOfYear(int month, int year) {
return (month > 0 && month <= 12) ? lng_month_year(lt_month, lang(LangKey(lng_month1_small + month - 1)), lt_year, QString::number(year)) : qsl("MONTH_ERR");
}
inline QString langMonth(const QDate &date) {
return langDateMaybeWithYear(date, [](int month, int year) {
return langMonthOfYear(month, year);
}, [](int month, int year) {
return lang(LangKey(lng_month1_small + month - 1));
});
}
inline QString langMonthOfYearFull(int month, int year) {
return (month > 0 && month <= 12) ? lng_month_year(lt_month, lang(LangKey(lng_month1 + month - 1)), lt_year, QString::number(year)) : qsl("MONTH_ERR");
}
inline QString langMonthFull(const QDate &date) {
return langDateMaybeWithYear(date, [](int month, int year) {
return langMonthOfYearFull(month, year);
}, [](int month, int year) {
return lang(LangKey(lng_month1 + month - 1));
});
}
inline QString langDayOfWeek(int index) {
return (index > 0 && index <= 7) ? lang(LangKey(lng_weekday1 + index - 1)) : qsl("DAY_ERR");
}
inline QString langDayOfWeek(const QDate &date) {
return langDayOfWeek(date.dayOfWeek());
}
inline QString langDateTime(const QDateTime &date) {
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return lng_mediaview_date_time(lt_date, langDayOfMonth(date.date()), lt_time, date.time().toString(cTimeFormat()));
}
inline QString langDateTimeFull(const QDateTime &date) {
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return lng_mediaview_date_time(lt_date, langDayOfMonthFull(date.date()), lt_time, date.time().toString(cTimeFormat()));
}
bool langFirstNameGoesSecond();