use nmea0183::{ParseResult, Parser};
use stm32f1xx_hal::{
    delay::Delay,
    prelude::*,
    serial::{Config, Serial},
    stm32,
};

use crate::application::App;
use crate::loc;
use crate::time;

impl App {
    pub fn poll_gps(&mut self) -> () {
        match self.serial.read() {
            Ok(byte) => {
                self.board_led.toggle().unwrap();
                if let Some(result) = self.gps_parser.parse_from_byte(byte) {
                    match result {
                        Ok(ParseResult::GGA(Some(gga))) => {
                            if !self.transmitting {
                                time::set(&gga.time);
                                self.locator = loc::locator_from_coordinates(
                                    gga.latitude.as_f64(),
                                    gga.longitude.as_f64(),
                                );
                                defmt::info!("Got GGA. New locator: {}", self.locator.as_str());
                            }
                        }
                        Ok(_) => {}  // Some other sentences..
                        Err(_) => {} // Got parse error
                    }
                }
            }
            Err(nb::Error::WouldBlock) => {}
            Err(nb::Error::Other(_)) => {}
        }
    }
}