use cortex_m::prelude::*;
use embedded_hal::digital::v2::{OutputPin, ToggleableOutputPin};
use nb::{self, block};
use nmea0183::{ParseResult, Parser};
use stm32f1xx_hal::{
    delay::Delay,
    gpio::{gpiob, gpioc, Alternate, Floating, Input, Output, PushPull},
    prelude::*,
    serial::Serial,
    stm32,
};

mod gps;
mod setup;

//use crate::exit;
pub use setup::setup;

use crate::si5153;
use crate::time;

// For PLL with 800MHz
const WSPR_SYMBOLS: [si5153::PllParams; 4] = [
    // 7040100.000000: 113 + 44687 / 70401
    // actual: 7040100.000000
    si5153::PllParams {
        p1: 14033,
        p2: 17455,
        p3: 70401,
    },
    // 7040101.464844: 113 + 447801 / 705503
    // actual: 7040101.464844
    si5153::PllParams {
        p1: 14033,
        p2: 172785,
        p3: 705503,
    },
    // 7040102.929688: 113 + 38515 / 60682
    // actual: 7040102.929688
    si5153::PllParams {
        p1: 14033,
        p2: 14678,
        p3: 60682,
    },
    // 7040104.394531: 113 + 123233 / 194166
    // actual: 7040104.394531
    si5153::PllParams {
        p1: 14033,
        p2: 46378,
        p3: 194166,
    },
];

pub struct App {
    delay: Delay,
    board_led: gpioc::PC13<Output<PushPull>>,
    serial: Serial<
        stm32::USART3,
        (
            gpiob::PB10<Alternate<PushPull>>,
            gpiob::PB11<Input<Floating>>,
        ),
    >,
    gps_parser: Parser,
    locator: arrayvec::ArrayString<6>,
}

impl App {
    pub fn run(mut self) -> ! {
        defmt::info!("Application Startup!");

        let mut last_ts = 0;

        loop {
            self.poll_gps();
        }

        //exit();
    }
}