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