#include <string.h>
#include <freertos/FreeRTOS.h>
#include <freertos/task.h>
#include <freertos/event_groups.h>
#include <esp_system.h>
#include <esp_wifi.h>
#include <esp_event.h>
#include <esp_log.h>
#include <nvs_flash.h>
#include <esp_sntp.h>

#include <lwip/err.h>
#include <lwip/sys.h>

#include "send.h"
#include "pirSensor.h"

static EventGroupHandle_t mainEventGroup;

void app_main(void)
{
    static const char *TAG = "main";

    EventBits_t uxBits;
    mainEventGroup = xEventGroupCreate();

    //Get the derived MAC address for each network interface
    uint8_t macAddr[6] = {0};;
    ESP_ERROR_CHECK_WITHOUT_ABORT(esp_read_mac(&macAddr[0], ESP_MAC_WIFI_STA));
    ESP_LOGI("WIFI_STA MAC", "0x%x, 0x%x, 0x%x, 0x%x, 0x%x, 0x%x",
             macAddr[0], macAddr[1], macAddr[2],
             macAddr[3], macAddr[4], macAddr[5]);

    ESP_LOGI(TAG, "Starting program");
    //Initialize NVS
    esp_err_t ret = nvs_flash_init();
    if((ret == ESP_ERR_NVS_NO_FREE_PAGES) || (ret == ESP_ERR_NVS_NEW_VERSION_FOUND))
    {
      ESP_ERROR_CHECK(nvs_flash_erase());
      ret = nvs_flash_init();
    }
    ESP_ERROR_CHECK(ret);
    ESP_LOGI(TAG, "Done nvs_flash_init");

    initSendEspNow();
    initPirSensor();

    while(1)
    {
        uxBits = xEventGroupWaitBits(
            mainEventGroup,
            0xFFu,
            pdFALSE,
            pdFALSE,
            portMAX_DELAY);
    }
}