use prometeu_abi::model::{Color, HudTileLayer, ScrollableTileLayer, Sprite};

#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub enum BlendMode {
    None,
    Half,
    HalfPlus,
    HalfMinus,
    Full,
}

pub trait GfxBridge {
    fn size(&self) -> (usize, usize);
    fn front_buffer(&self) -> &[u16];
    fn clear(&mut self, color: Color);
    fn fill_rect_blend(&mut self, x: i32, y: i32, w: i32, h: i32, color: Color, mode: BlendMode);
    fn fill_rect(&mut self, x: i32, y: i32, w: i32, h: i32, color: Color);
    fn draw_pixel(&mut self, x: i32, y: i32, color: Color);
    fn draw_line(&mut self, x0: i32, y0: i32, x1: i32, y1: i32, color: Color);
    fn draw_circle(&mut self, xc: i32, yc: i32, r: i32, color: Color);
    fn draw_circle_points(&mut self, xc: i32, yc: i32, x: i32, y: i32, color: Color);
    fn fill_circle(&mut self, xc: i32, yc: i32, r: i32, color: Color);
    fn draw_circle_lines(&mut self, xc: i32, yc: i32, x: i32, y: i32, color: Color);
    fn draw_disc(&mut self, x: i32, y: i32, r: i32, border_color: Color, fill_color: Color);
    fn draw_rect(&mut self, x: i32, y: i32, w: i32, h: i32, color: Color);
    fn draw_square(&mut self, x: i32, y: i32, w: i32, h: i32, border_color: Color, fill_color: Color);
    fn draw_horizontal_line(&mut self, x0: i32, x1: i32, y: i32, color: Color);
    fn draw_vertical_line(&mut self, x: i32, y0: i32, y1: i32, color: Color);
    fn present(&mut self);
    fn render_all(&mut self);
    fn render_layer(&mut self, layer_idx: usize);
    fn render_hud(&mut self);
    fn draw_text(&mut self, x: i32, y: i32, text: &str, color: Color);
    fn draw_char(&mut self, x: i32, y: i32, c: char, color: Color);

    fn layer(&self, index: usize) -> &ScrollableTileLayer;
    fn layer_mut(&mut self, index: usize) -> &mut ScrollableTileLayer;
    fn hud(&self) -> &HudTileLayer;
    fn hud_mut(&mut self) -> &mut HudTileLayer;
    fn sprite(&self, index: usize) -> &Sprite;
    fn sprite_mut(&mut self, index: usize) -> &mut Sprite;

    fn scene_fade_level(&self) -> u8;
    fn set_scene_fade_level(&mut self, level: u8);
    fn scene_fade_color(&self) -> Color;
    fn set_scene_fade_color(&mut self, color: Color);
    fn hud_fade_level(&self) -> u8;
    fn set_hud_fade_level(&mut self, level: u8);
    fn hud_fade_color(&self) -> Color;
    fn set_hud_fade_color(&mut self, color: Color);
}