DateTimeController is now updated in the system task.

It runs every 1s in Running mode, and every 1h in sleep mode.
This should allow to keep the watch on time for more than 4 hours.

src/Components/DateTime/DateTimeController.cpp

@@ -1,16 +1,56 @@
 #include "DateTimeController.h"
+#include <date/date.h>
+#include <libraries/log/nrf_log.h>
 
 using namespace Pinetime::Controllers;
 
 
-void DateTime::UpdateTime(uint16_t year, Months month, uint8_t day, Days dayOfWeek, uint8_t hour, uint8_t minute,
-                          uint8_t second) {
-  this->year = year;
-  this->month = month;
-  this->dayOfWeek = dayOfWeek;
-  this->day = day;
-  this->hour = hour;
-  this->minute = minute;
-  this->second = second;
+void DateTime::SetTime(uint16_t year, uint8_t month, uint8_t day, uint8_t dayOfWeek, uint8_t hour, uint8_t minute,
+                       uint8_t second, uint32_t systickCounter) {
+
+  currentDateTime = {};
+  currentDateTime += date::years( year-1970);
+  currentDateTime += date::days( day - 1);
+  currentDateTime += date::months( month - 1);
+
+  currentDateTime += std::chrono::hours(hour);
+  currentDateTime += std::chrono::minutes (minute);
+  currentDateTime += std::chrono::seconds (second);
+
+  currentDateTime -= std::chrono::hours(3); // TODO WHYYYY?
+  NRF_LOG_INFO("%d %d %d ", day, month, year);
+  NRF_LOG_INFO("%d %d %d ", hour, minute, second);
+  previousSystickCounter = systickCounter;
+  UpdateTime(systickCounter);
+  NRF_LOG_INFO("* %d %d %d ", this->hour, this->minute, this->second);
+  NRF_LOG_INFO("* %d %d %d ", this->day, this->month, this->year);
+
+
+}
+
+void DateTime::UpdateTime(uint32_t systickCounter) {
+  uint32_t systickDelta = 0;
+  if(systickCounter < previousSystickCounter) {
+    systickDelta = 0xffffff - previousSystickCounter;
+    systickDelta += systickCounter + 1;
+  } else {
+    systickDelta = systickCounter - previousSystickCounter;
+  }
+
+  previousSystickCounter = systickCounter;
+  currentDateTime += std::chrono::milliseconds(systickDelta);
+
+  auto dp = date::floor<date::days>(currentDateTime);
+  auto time = date::make_time(currentDateTime-dp);
+  auto yearMonthDay = date::year_month_day(dp);
+
+  year = (int)yearMonthDay.year();
+  month = static_cast<Months>((unsigned)yearMonthDay.month());
+  day = (unsigned)yearMonthDay.day();
+  dayOfWeek = static_cast<Days>(date::weekday(yearMonthDay).iso_encoding());
+
+  hour = time.hours().count();
+  minute = time.minutes().count();
+  second = time.seconds().count();
 }
 

src/Components/DateTime/DateTimeController.h

@@ -1,6 +1,7 @@
 #pragma once
 
 #include <cstdint>
+#include <chrono>
 
 namespace Pinetime {
   namespace Controllers {
@@ -9,7 +10,8 @@ namespace Pinetime {
         enum class Days : uint8_t {Unknown, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday};
         enum class Months : uint8_t {Unknown, January, February, March, April, May, June, July, August, September, October, November, December};
 
-        void UpdateTime(uint16_t year, Months month, uint8_t day, Days dayOfWeek, uint8_t hour, uint8_t minute, uint8_t second);
+        void SetTime(uint16_t year, uint8_t month, uint8_t day, uint8_t dayOfWeek, uint8_t hour, uint8_t minute, uint8_t second, uint32_t systickCounter);
+        void UpdateTime(uint32_t systickCounter);
         uint16_t Year() const { return year; }
         Months Month() const { return month; }
         uint8_t Day() const { return day; }
@@ -25,6 +27,10 @@ namespace Pinetime {
         uint8_t hour = 0;
         uint8_t minute = 0;
         uint8_t second = 0;
+
+        uint32_t previousSystickCounter = 0;
+        std::chrono::time_point<std::chrono::system_clock, std::chrono::milliseconds> currentDateTime;
+
     };
   }
 }