src/components/timer/TimerController.cpp


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#include "components/timer/TimerController.h"
#include "systemtask/SystemTask.h"

using namespace Pinetime::Controllers;

namespace {
  void TimerCallback(TimerHandle_t xTimer) {
    auto* controller = static_cast<TimerController*>(pvTimerGetTimerID(xTimer));
    controller->OnTimerEnd();
  }
}

void TimerController::Init(Pinetime::System::SystemTask* systemTask) {
  this->systemTask = systemTask;
  timer = xTimerCreate("Timer", 1, pdFALSE, this, TimerCallback);
}

void TimerController::StartTimer(uint32_t duration) {
  xTimerChangePeriod(timer, pdMS_TO_TICKS(duration), 0);
  xTimerStart(timer, 0);
  timerRunning = true;
  overtime = false;
}

int32_t TimerController::GetSecondsRemaining() {
  if (IsRunning()) {
    int32_t remainingTime = xTimerGetExpiryTime(timer) - xTaskGetTickCount();
    return remainingTime / configTICK_RATE_HZ;
  }
  return 0;
}

void TimerController::StopTimer() {
  xTimerStop(timer, 0);
  timerRunning = false;
  if (overtime) {
    StopAlerting();
    overtime = false;
  }
}

void TimerController::StopAlerting() {
  if (systemTask != nullptr) {
    systemTask->PushMessage(System::Messages::StopRinging);
  }
}

void TimerController::OnTimerEnd() {
  overtime = true;
  if (systemTask != nullptr) {
    systemTask->PushMessage(System::Messages::OnTimerDone);
  }
}