154 lines
4.4 KiB
C++
154 lines
4.4 KiB
C++
#pragma once
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#include <cstdint>
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#include <chrono>
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#include <string>
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#include "components/settings/Settings.h"
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namespace Pinetime {
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namespace System {
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class SystemTask;
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}
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namespace Controllers {
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class DateTime {
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public:
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DateTime(Controllers::Settings& settingsController);
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enum class Days : uint8_t { Unknown, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday };
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enum class Months : uint8_t {
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Unknown,
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January,
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February,
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March,
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April,
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May,
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June,
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July,
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August,
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September,
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October,
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November,
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December
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};
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void SetTime(uint16_t year,
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uint8_t month,
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uint8_t day,
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uint8_t dayOfWeek,
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uint8_t hour,
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uint8_t minute,
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uint8_t second,
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uint32_t systickCounter);
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/*
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* setter corresponding to the BLE Set Local Time characteristic.
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*
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* used to update difference between utc and local time (see UtcOffset())
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*
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* parameters are in quarters of an our. Following the BLE CTS specification,
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* timezone is expected to be constant over DST which will be reported in
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* dst field.
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*/
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void SetTimeZone(int8_t timezone, int8_t dst);
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void UpdateTime(uint32_t systickCounter);
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uint16_t Year() const {
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return year;
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}
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Months Month() const {
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return month;
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}
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uint8_t Day() const {
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return day;
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}
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Days DayOfWeek() const {
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return dayOfWeek;
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}
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uint8_t Hours() const {
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return hour;
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}
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uint8_t Minutes() const {
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return minute;
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}
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uint8_t Seconds() const {
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return second;
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}
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/*
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* returns the offset between local time and UTC in quarters of an hour
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*
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* Availability of this field depends on wether the companion app
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* supports the BLE CTS Local Time Characteristic. Expect it to be 0
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* if not.
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*/
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int8_t UtcOffset() const {
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return tzOffset + dstOffset;
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}
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/*
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* returns the offset between the (dst independent) local time zone and UTC
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* in quarters of an hour
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*
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* Availability of this field depends on wether the companion app
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* supports the BLE CTS Local Time Characteristic. Expect it to be 0
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* if not.
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*/
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int8_t TzOffset() const {
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return tzOffset;
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}
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/*
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* returns the offset between the local time zone and local time
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* in quarters of an hour
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* if != 0, DST is in effect, if == 0 not.
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*
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* Availability of this field depends on wether the companion app
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* supports the BLE CTS Local Time Characteristic. Expect it to be 0
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* if not.
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*/
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int8_t DstOffset() const {
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return dstOffset;
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}
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const char* MonthShortToString() const;
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const char* DayOfWeekShortToString() const;
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static const char* MonthShortToStringLow(Months month);
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const char* DayOfWeekShortToStringLow() const;
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std::chrono::time_point<std::chrono::system_clock, std::chrono::nanoseconds> CurrentDateTime() const {
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return currentDateTime;
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}
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std::chrono::time_point<std::chrono::system_clock, std::chrono::nanoseconds> UTCDateTime() const {
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return currentDateTime - std::chrono::seconds((tzOffset + dstOffset) * 15 * 60);
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}
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std::chrono::seconds Uptime() const {
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return uptime;
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}
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void Register(System::SystemTask* systemTask);
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void SetCurrentTime(std::chrono::time_point<std::chrono::system_clock, std::chrono::nanoseconds> t);
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std::string FormattedTime();
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private:
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uint16_t year = 0;
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Months month = Months::Unknown;
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uint8_t day = 0;
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Days dayOfWeek = Days::Unknown;
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uint8_t hour = 0;
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uint8_t minute = 0;
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uint8_t second = 0;
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int8_t tzOffset = 0;
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int8_t dstOffset = 0;
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uint32_t previousSystickCounter = 0;
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std::chrono::time_point<std::chrono::system_clock, std::chrono::nanoseconds> currentDateTime;
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std::chrono::seconds uptime {0};
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bool isMidnightAlreadyNotified = false;
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bool isHourAlreadyNotified = true;
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bool isHalfHourAlreadyNotified = true;
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System::SystemTask* systemTask = nullptr;
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Controllers::Settings& settingsController;
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};
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}
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}
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