src/components/timer/TimerController.cpp


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//
// Created by florian on 16.05.21.
//

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

using namespace Pinetime::Controllers;

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

void TimerController::Init(System::SystemTask* systemTask) {
  this->systemTask = systemTask;
  timerAppTimer = xTimerCreate("timerAppTm", 1, pdFALSE, this, TimerEnd);
}

void TimerController::StartTimer(uint32_t duration) {
  xTimerStop(timerAppTimer, 0);
  auto currentTicks = xTaskGetTickCount();
  TickType_t durationTicks = APP_TIMER_TICKS(duration);
  xTimerChangePeriod(timerAppTimer, durationTicks, 0);
  xTimerStart(timerAppTimer, 0);
  endTicks = currentTicks + durationTicks;
  timerRunning = true;
  overtime = false;
}

int32_t TimerController::GetSecondsRemaining() {
  if (!timerRunning) {
    return 0;
  }
  auto currentTicks = xTaskGetTickCount();

  int32_t deltaTicks = static_cast<int32_t>(endTicks) - static_cast<int32_t>(currentTicks);

  return (deltaTicks / static_cast<int32_t>(configTICK_RATE_HZ));
}

void TimerController::StopTimer() {
  xTimerStop(timerAppTimer, 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);
  }
}