/*
#include <stdio.h>
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include "driver/gpio.h"

// Define GPIO pins
#define RELAY_PIN GPIO_NUM_18
#define BUTTON_PIN GPIO_NUM_16

void setup() {
    // Initialize GPIO pins
    gpio_pad_select_gpio(RELAY_PIN);
    gpio_set_direction(RELAY_PIN, GPIO_MODE_OUTPUT);

    gpio_pad_select_gpio(BUTTON_PIN);
    gpio_set_direction(BUTTON_PIN, GPIO_MODE_INPUT);
    gpio_set_pull_mode(BUTTON_PIN, GPIO_PULLUP_ONLY);
}

void toggle_relay() {
    static int relay_state = 0;

    // Toggle relay state
    relay_state = !relay_state;
    gpio_set_level(RELAY_PIN, relay_state);

    printf("Relay is %s\n", relay_state ? "ON" : "OFF");
}

void app_main() {
    setup();

    while (1) {
        // Check if button is pressed
        if (gpio_get_level(BUTTON_PIN) == 0) {
            // Button is pressed, toggle relay
            toggle_relay();

            // Wait for button release to avoid multiple toggles
            while (gpio_get_level(BUTTON_PIN) == 0) {
                vTaskDelay(10 / portTICK_RATE_MS);
            }
        }

        // Delay to avoid continuous polling
        vTaskDelay(100 / portTICK_RATE_MS);
    }
}

*/


/*

#include <stdio.h> 
#include "freertos/FreeRTOS.h" 
#include "freertos/task.h" 
#include "driver/gpio.h" 
unsigned char period = 1; 
unsigned char canReadInput = 1; 

static void getInput(void *arg) 
{
  while (1) 
  {
    if (gpio_get_level(GPIO_NUM_16) == 1 && canReadInput == 1) 
    {
      canReadInput = 0; 
      if (period == 3) 
      {
        period = 1;
      }
      else
      {
        period = period + 1; 
      }
    }
    else if (gpio_get_level(GPIO_NUM_16) == 0) 
    {
      canReadInput = 1; 
    }
    vTaskDelay(10 / portTICK_PERIOD_MS);
  }
}

void app_main(void) 
{
  printf("POSTAVLJANJE PERIODE AKTIVIRANJA DIGITALNOG IZLAZA PREKO TIPKALA\n");
  gpio_set_direction(GPIO_NUM_18, GPIO_MODE_OUTPUT); 
  gpio_set_direction(GPIO_NUM_16, GPIO_MODE_INPUT); 
  xTaskCreate(getInput, "getInput", 2048, NULL, 10, NULL); 
  while (1) 
  {
    printf("Period: %d\n", period); 
    vTaskDelay(period * 1000 / portTICK_PERIOD_MS); 
    gpio_set_level(GPIO_NUM_18, 0); 
    printf("GPIO2: Off\n"); 
    vTaskDelay(period * 1000 / portTICK_PERIOD_MS); 
    gpio_set_level(GPIO_NUM_18, 1); 
    printf("GPIO2: On\n"); 
  }
}

*/

#include <stdio.h>
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include "driver/gpio.h"
unsigned char activate = 0;
unsigned char canReadInput = 1;
static void activateDigOutput(void *arg)
{
while (1)
{
if (gpio_get_level(GPIO_NUM_16) == 1 && canReadInput == 1)
{
canReadInput = 0;
activate = activate % 2 + 1;
}
else if (gpio_get_level(GPIO_NUM_16) == 0)
{
canReadInput = 1;
}
vTaskDelay(100 / portTICK_PERIOD_MS);
}
}
void app_main(void)
{
printf("AKTIVIRANJE RELEJA POMOĆU TIPKALA\n");
gpio_set_direction(GPIO_NUM_18, GPIO_MODE_OUTPUT);
//gpio_set_direction(GPIO_NUM_4, GPIO_MODE_OUTPUT);

gpio_set_direction(GPIO_NUM_16, GPIO_MODE_INPUT);
xTaskCreate(activateDigOutput, "activateDigOutput", 2048, NULL, 10, NULL);
while (1)
{
gpio_set_level(GPIO_NUM_18, activate == 1);
//gpio_set_level(GPIO_NUM_4, activate == 2);

vTaskDelay(100 / portTICK_PERIOD_MS);
}
}