67 lines
2.2 KiB
C++
67 lines
2.2 KiB
C++
#include "DateTimeController.h"
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#include <date/date.h>
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#include <libraries/log/nrf_log.h>
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using namespace Pinetime::Controllers;
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void DateTime::SetTime(uint16_t year, uint8_t month, uint8_t day, uint8_t dayOfWeek, uint8_t hour, uint8_t minute,
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uint8_t second, uint32_t systickCounter) {
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std::tm tm = { /* .tm_sec = */ second,
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/* .tm_min = */ minute,
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/* .tm_hour = */ hour,
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/* .tm_mday = */ day,
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/* .tm_mon = */ month - 1,
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/* .tm_year = */ year - 1900,
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};
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tm.tm_isdst = -1; // Use DST value from local time zone
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currentDateTime = std::chrono::system_clock::from_time_t(std::mktime(&tm));
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NRF_LOG_INFO("%d %d %d ", day, month, year);
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NRF_LOG_INFO("%d %d %d ", hour, minute, second);
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previousSystickCounter = systickCounter;
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UpdateTime(systickCounter);
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NRF_LOG_INFO("* %d %d %d ", this->hour, this->minute, this->second);
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NRF_LOG_INFO("* %d %d %d ", this->day, this->month, this->year);
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}
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void DateTime::UpdateTime(uint32_t systickCounter) {
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// Handle systick counter overflow
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uint32_t systickDelta = 0;
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if(systickCounter < previousSystickCounter) {
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systickDelta = 0xffffff - previousSystickCounter;
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systickDelta += systickCounter + 1;
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} else {
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systickDelta = systickCounter - previousSystickCounter;
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}
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/*
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* 1000 ms = 1024 ticks
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*/
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auto correctedDelta = systickDelta / 1024;
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auto rest = (systickDelta - (correctedDelta*1024));
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if(systickCounter >= rest) {
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previousSystickCounter = systickCounter - rest;
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} else {
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previousSystickCounter = 0xffffff - (rest - systickCounter);
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}
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currentDateTime += std::chrono::seconds(correctedDelta);
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uptime += std::chrono::seconds(correctedDelta);
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auto dp = date::floor<date::days>(currentDateTime);
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auto time = date::make_time(currentDateTime-dp);
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auto yearMonthDay = date::year_month_day(dp);
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year = (int)yearMonthDay.year();
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month = static_cast<Months>((unsigned)yearMonthDay.month());
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day = (unsigned)yearMonthDay.day();
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dayOfWeek = static_cast<Days>(date::weekday(yearMonthDay).iso_encoding());
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hour = time.hours().count();
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minute = time.minutes().count();
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second = time.seconds().count();
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}
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