tdesktop/Telegram/SourceFiles/data/data_birthday.cpp

130 lines
2.8 KiB
C++

/*
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
*/
#include "data/data_birthday.h"
#include "base/timer_rpl.h"
#include "lang/lang_keys.h"
#include <QtCore/QDate>
namespace Data {
namespace {
[[nodiscard]] bool Validate(int day, int month, int year) {
if (year != 0
&& (year < Birthday::kYearMin || year > Birthday::kYearMax)) {
return false;
} else if (day < 1) {
return false;
} else if (month == 2) {
if (day == 29) {
return !year
|| (year % 4 == 0 && (year % 100 != 0 || year % 400 == 0));
}
return day <= 28;
} else if (month == 4 || month == 6 || month == 9 || month == 11) {
return day <= 30;
} else if (month > 0 && month <= 12) {
return day <= 31;
}
return false;
}
[[nodiscard]] int Serialize(int day, int month, int year) {
return day + month * 100 + year * 10000;
}
} // namespace
Birthday::Birthday(int day, int month, int year)
: _value(Validate(day, month, year) ? Serialize(day, month, year) : 0) {
}
Birthday Birthday::FromSerialized(int value) {
return Birthday(value % 100, (value / 100) % 100, value / 10000);
}
int Birthday::serialize() const {
return _value;
}
bool Birthday::valid() const {
return _value != 0;
}
int Birthday::day() const {
return _value % 100;
}
int Birthday::month() const {
return (_value / 100) % 100;
}
int Birthday::year() const {
return _value / 10000;
}
QString BirthdayText(Birthday date) {
if (const auto year = date.year()) {
return tr::lng_month_day_year(
tr::now,
lt_month,
Lang::MonthSmall(date.month())(tr::now),
lt_day,
QString::number(date.day()),
lt_year,
QString::number(year));
} else if (date) {
return tr::lng_month_day(
tr::now,
lt_month,
Lang::MonthSmall(date.month())(tr::now),
lt_day,
QString::number(date.day()));
}
return QString();
}
QString BirthdayCake() {
return QString::fromUtf8("\xf0\x9f\x8e\x82");
}
int BirthdayAge(Birthday date) {
if (!date.year()) {
return 0;
}
const auto now = QDate::currentDate();
const auto day = QDate(date.year(), date.month(), date.day());
if (!day.isValid() || day >= now) {
return 0;
}
auto age = now.year() - date.year();
if (now < QDate(date.year() + age, date.month(), date.day())) {
--age;
}
return age;
}
bool IsBirthdayToday(Birthday date) {
if (!date) {
return false;
}
const auto now = QDate::currentDate();
return date.day() == now.day() && date.month() == now.month();
}
rpl::producer<bool> IsBirthdayTodayValue(Birthday date) {
return rpl::single() | rpl::then(base::timer_each(
60 * crl::time(1000)
)) | rpl::map([=] {
return IsBirthdayToday(date);
}) | rpl::distinct_until_changed();
}
} // namespace Data