use crate::{Config, Input, sim::cell_sim::world::World};

pub fn create_compute_combined_overlay_offset(
    world: &World,
    config: &Config,
    input: &Input,
) -> impl Fn(i32, i32) -> (u8, u8, u8, u8) {
    puffin::profile_function!();
    // TODO fix this move?
    move |pixel_x: i32, pixel_y: i32| {
        // could allow negative offsets too
        let mut offset: (u8, u8, u8, u8) = (0x00, 0x00, 0x00, 0x00);

        // // bounds
        // // left
        // let xl = -((board.get_game_width() / 2 + 1) as i32);
        // // right
        // let xu = (board.get_game_width() / 2 + 1) as i32;
        // // bottom
        // let yl = -((board.get_game_height() / 2 + 1) as i32);
        // // top
        // let yu = (board.get_game_height() / 2 + 1) as i32;

        // if ((pixel_x == xl || pixel_x == xu) && (pixel_y <= yu && pixel_y >= yl))
        //     || (pixel_y == yl || pixel_y == yu) && (pixel_x <= xu && pixel_x >= xl)
        // {
        //     offset.0 = offset.0.saturating_add(0xFF);
        //     offset.1 = offset.1.saturating_add(0xFF);
        //     offset.2 = offset.2.saturating_add(0xFF);
        // }

        // // grid
        // if pixel_x % 30 == 0 || pixel_y % 30 == 0 {
        //     offset.0 = offset.0.saturating_add(0x10);
        //     offset.1 = offset.1.saturating_add(0x10);
        //     offset.2 = offset.2.saturating_add(0x10);
        // }

        // // brush/selection
        // if input.last_mouse_pos_on_board.is_some_and(|p| {
        //     ((pixel_x - p.0).pow(2) + (pixel_y - p.1).pow(2)) < (config.brush_radius as i32).pow(2)
        // }) {
        //     offset.0 = offset.0.saturating_add(0x82);
        //     offset.1 = offset.1.saturating_add(0xA1);
        //     offset.2 = offset.2.saturating_add(0xAD);
        // }

        return offset;
    }
}