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/* Copyright (C) 2021 mruss77, Florian
This file is part of InfiniTime.
InfiniTime is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published
by the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
InfiniTime is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#include "components/alarm/AlarmController.h"
#include "systemtask/SystemTask.h"
#include "task.h"
#include <chrono>
#include <ratio>
#include <cstdint>
namespace {
typedef std::chrono::duration< int64_t, std::ratio<1, configTICK_RATE_HZ> > ticks_t;
}
using namespace Pinetime::Controllers;
using namespace std::chrono_literals;
AlarmController::AlarmController(Controllers::DateTime& dateTimeController) : dateTimeController {dateTimeController} {
}
namespace {
void SetOffAlarm(TimerHandle_t xTimer) {
auto controller = static_cast<Pinetime::Controllers::AlarmController*>(pvTimerGetTimerID(xTimer));
controller->SetOffAlarmNow();
}
}
void AlarmController::Init(System::SystemTask* systemTask) {
this->systemTask = systemTask;
alarmTimer = xTimerCreate("Alarm", 1, pdFALSE, this, SetOffAlarm);
}
void AlarmController::SetAlarmTime(uint8_t alarmHr, uint8_t alarmMin) {
hours = alarmHr;
minutes = alarmMin;
}
void AlarmController::OnAdjustTime() {
if (state != AlarmState::Set) {
return;
}
xTimerStop(alarmTimer, 0);
auto now = dateTimeController.CurrentDateTime();
if (now >= alarmTime) {
xTimerChangePeriod(alarmTimer, 1, 0);
} else {
auto ticksToAlarm = std::chrono::duration_cast<ticks_t>(alarmTime - now).count();
xTimerChangePeriod(alarmTimer, ++ticksToAlarm, 0);
}
xTimerStart(alarmTimer, 0);
}
void AlarmController::ScheduleAlarm() {
// Determine the next time the alarm needs to go off and set the timer
xTimerStop(alarmTimer, 0);
auto now = dateTimeController.CurrentDateTime();
alarmTime = now;
time_t ttAlarmTime = std::chrono::system_clock::to_time_t(std::chrono::time_point_cast<std::chrono::system_clock::duration>(alarmTime));
tm* tmAlarmTime = std::localtime(&ttAlarmTime);
// If the time being set has already passed today,the alarm should be set for tomorrow
if (hours < dateTimeController.Hours() || (hours == dateTimeController.Hours() && minutes <= dateTimeController.Minutes())) {
tmAlarmTime->tm_mday += 1;
// tm_wday doesn't update automatically
tmAlarmTime->tm_wday = (tmAlarmTime->tm_wday + 1) % 7;
}
tmAlarmTime->tm_hour = hours;
tmAlarmTime->tm_min = minutes;
tmAlarmTime->tm_sec = 0;
// if alarm is in weekday-only mode, make sure it shifts to the next weekday
if (recurrence == RecurType::Weekdays) {
if (tmAlarmTime->tm_wday == 0) { // Sunday, shift 1 day
tmAlarmTime->tm_mday += 1;
} else if (tmAlarmTime->tm_wday == 6) { // Saturday, shift 2 days
tmAlarmTime->tm_mday += 2;
}
}
tmAlarmTime->tm_isdst = -1; // use system timezone setting to determine DST
// now can convert back to a time_point
alarmTime = std::chrono::system_clock::from_time_t(std::mktime(tmAlarmTime));
auto ticksToAlarm = std::chrono::duration_cast<ticks_t>(alarmTime - now).count();
xTimerChangePeriod(alarmTimer, ++ticksToAlarm, 0);
xTimerStart(alarmTimer, 0);
state = AlarmState::Set;
}
uint32_t AlarmController::SecondsToAlarm() {
return std::chrono::duration_cast<std::chrono::seconds>(alarmTime - dateTimeController.CurrentDateTime()).count();
}
void AlarmController::DisableAlarm() {
xTimerStop(alarmTimer, 0);
state = AlarmState::Not_Set;
}
void AlarmController::SetOffAlarmNow() {
state = AlarmState::Alerting;
systemTask->PushMessage(System::Messages::SetOffAlarm);
}
void AlarmController::StopAlerting() {
// Alarm state is off unless this is a recurring alarm
if (recurrence == RecurType::None) {
state = AlarmState::Not_Set;
} else {
// set next instance
ScheduleAlarm();
}
systemTask->PushMessage(System::Messages::StopRinging);
}
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