use std::time::Duration;

use embedded_graphics::{
    mono_font::{MonoTextStyle, iso_8859_14::FONT_10X20},
    pixelcolor::BinaryColor,
    prelude::*,
    text::{Alignment, Text, TextStyleBuilder},
};
use time::{OffsetDateTime, macros::offset};

use crate::g13::{G13, G13_LCD_COLUMNS, G13_LCD_ROWS};

mod g13;

#[tokio::main]
async fn main() -> Result<(), Box<dyn std::error::Error>> {
    let mut g13 = G13::new().await?;

    g13.set_lcd_color(64, 0, 64).await?;

    let mut _g13 = g13.clone();
    tokio::spawn(async move {
        let character_style = MonoTextStyle::new(&FONT_10X20, BinaryColor::On);
        let textstyle = TextStyleBuilder::new()
            .alignment(Alignment::Center)
            .baseline(embedded_graphics::text::Baseline::Middle)
            .build();

        loop {
            let now = OffsetDateTime::now_utc().to_offset(offset!(+1));

            let string = format!("{:0>2}:{:0>2}:{:0>2}", now.hour(), now.minute(), now.second());

            _g13.clear(BinaryColor::Off).unwrap();
            Text::with_text_style(
                &string,
                Point::new(G13_LCD_COLUMNS / 2, G13_LCD_ROWS / 2),
                character_style,
                textstyle,
            )
            .draw(&mut _g13)
            .unwrap();

            _g13.render().unwrap();

            tokio::time::sleep(Duration::from_secs(1)).await;
        }
    });

    loop {
        g13.read().await?;
    }
}