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

#define BOTAO 15
#define LED 2


int state = 0;

xQueueHandle interputQueue;

static void IRAM_ATTR gpio_interrupt_handler (void  *args) {
  int pinNumber = (int)args;
  xQueueSendFromISR (interputQueue, &pinNumber, NULL);
}

void LED_Control_Task (void *params){
  int pinNumber, count = 0;
  while (true){
    if (xQueueReceive (interputQueue, &pinNumber, portMAX_DELAY)){
        printf ("GPIO %d was pressed %d times. The state is %d\n", pinNumber, count++, gpio_get_level (BOTAO));
        gpio_set_level (LED, gpio_get_level (BOTAO));
    }
  }
}


void app_main() {
  printf("Hello, Wokwi!\n");
  
  gpio_pad_select_gpio(LED);
  gpio_set_direction (LED, GPIO_MODE_OUTPUT);

  gpio_pad_select_gpio(BOTAO);
  gpio_set_direction (BOTAO, GPIO_MODE_INPUT);
  gpio_pulldown_en (BOTAO);
  gpio_pullup_dis (BOTAO);
  gpio_set_intr_type (BOTAO, GPIO_INTR_POSEDGE);

  interputQueue = xQueueCreate (10, sizeof (int));
  xTaskCreate (LED_Control_Task, "LED_Control_Task", 2048, NULL, 1, NULL);
  gpio_install_isr_service(0);
  gpio_isr_handler_add(BOTAO, gpio_interrupt_handler, (void *) BOTAO);

/* 
    while (true) {
    vTaskDelay(1000 / portTICK_PERIOD_MS);
  }
  */
}