use alloc::string::String;

use vga::{
    colors::Color16,
    writers::{Graphics640x480x16, GraphicsWriter},
};

pub fn test_it_fucko() {
    let mode = Graphics640x480x16::new();
    mode.set_mode();
    mode.clear_screen(Color16::Black);

    mode.draw_line((80, 60), (80, 420), Color16::White);
    mode.draw_line((80, 60), (540, 60), Color16::White);

    {
        let offset = 110;
        mode.draw_character(offset - 15 - 4, 60 + 15 - 4, 'x', Color16::Red);

        mode.draw_line(
            (offset.try_into().unwrap(), 60),
            (offset.try_into().unwrap(), 90),
            Color16::White,
        );
    }

    mode.draw_line((80, 420), (540, 420), Color16::White);
    mode.draw_line((540, 420), (540, 60), Color16::White);
    mode.draw_line((80, 90), (540, 90), Color16::White);

    for (offset, character) in "ableOS".chars().enumerate() {
        mode.draw_character(270 + offset * 8, 72, character, Color16::White)
    }

    for (offset, character) in "S".chars().enumerate() {
        mode.draw_character(270 + offset * 8, 50, character, Color16::White)
    }
}

pub trait GraphicsAPI {
    fn add_shader() {}
}

pub struct Buffer {
    label: String,
    resolution: (u64, u64),
    // pointer
}
pub fn draw_q() {
    let mode = Graphics640x480x16::new();
    mode.set_mode();
    mode.clear_screen(Color16::Black);

    use ab_glyph::{point, Font, FontRef, Glyph};

    let font =
        FontRef::try_from_slice(include_bytes!("../../ableos/assets/fonts/Roboto-Black.ttf"))
            .unwrap();

    // Get a glyph for 'q' with a scale & position.
    let q_glyph: Glyph = font
        .glyph_id('q')
        .with_scale_and_position(24.0, point(100.0, 0.0));

    // Draw it.

    if let Some(q) = font.outline_glyph(q_glyph) {
        q.draw(|x, y, _c| {
            mode.set_pixel(x as usize, y as usize, Color16::LightBlue);
        });
    }
}