/*
 Copyright (C) AC SOFTWARE SP. Z O.O.

 This program 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 2
 of the License, or (at your option) any later version.
 This program 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, write to the Free Software
 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/

#if defined(ESP32) || defined(SUPLA_DEVICE_ESP32)

#include "esp_idf_mutex.h"

Supla::Mutex *Supla::Mutex::Create() {
  return new Supla::EspIdfMutex;
}

Supla::EspIdfMutex::~EspIdfMutex() {
  unlock();
}

Supla::EspIdfMutex::EspIdfMutex() {
  mutex = xSemaphoreCreateMutex();
  // there is some issue with mutex creation and its default state when two
  // tasks try to use them. As a workaround we take and give mutex back and
  // after such calls it works always as expected.
  xSemaphoreTake(mutex, portMAX_DELAY);
  xSemaphoreGive(mutex);
}

void Supla::EspIdfMutex::lock() {
  xSemaphoreTake(mutex, portMAX_DELAY);
}

void Supla::EspIdfMutex::unlock() {
  xSemaphoreGive(mutex);
}

#endif
