#include <stdio.h>
#include <math.h>
#include <pico/stdlib.h>
#include "hardware/gpio.h"
#include "dht.h"

#ifdef PICO_DEFAULT_LED_PIN
#define LED_PIN PICO_DEFAULT_LED_PIN
#endif

const uint DHT_PIN = 20;

int main() {
    stdio_init_all();
    gpio_init(DHT_PIN);
#ifdef LED_PIN
    gpio_init(LED_PIN);
    gpio_set_dir(LED_PIN, GPIO_OUT);
#endif
    while (1) {
        dht_reading reading;
        read_from_dht(&reading, DHT_PIN);
        float fahrenheit = (reading.temp_celsius * 9 / 5) + 32;
        printf("Humidity = %.1f%%, Temperature = %.1fC (%.1fF)\n",
               reading.humidity, reading.temp_celsius, fahrenheit);
        sleep_ms(2000);
    }
}