#![no_std]
#![no_main]

use defmt::{info, println};

use esp_hal::clock::CpuClock;
use esp_hal::gpio::{Level, Output, OutputConfig};
use esp_hal::main;
use esp_hal::time::{Duration, Instant};
use esp_println as _;
use esp_hal::delay::Delay;
use defmt::error;

use dht22_sensor::Dht22;

#[panic_handler]
fn panic(_: &core::panic::PanicInfo) -> ! {
    loop {}
}

#[main]
fn main() -> ! {
    let config = esp_hal::Config::default().with_cpu_clock(CpuClock::max());
    let peripherals = esp_hal::init(config);

    let delay = Delay::new();

    esp_println::logger::init_logger_from_env();
    let mut one_wire_pin = Output::new(
        peripherals.GPIO4,
        Level::High,
        OutputConfig::default(),
    )
    .into_flex();

    let mut dht = Dht22::new(one_wire_pin, delay);

    match dht.read() {
        Ok(reading) => {
            info!("Temperature: {:.1} °C", reading.temperature);
            info!("Humidity: {:.1} %", reading.humidity);
        }
        Err(e) => {
            error!("DHT22 read error: {:?}", e);
        }
    }

    loop {
        info!("Hello world!");
        delay.delay_millis(500);
    }
}