use bevy::prelude::*;

use crate::game::grid::*;

pub fn grid_positioning(
    grid_query: Query<(&Grid, &Children)>,
    mut transform_query: Query<(&mut Transform, &GridTransform)>,
) {
    for (grid, children) in grid_query.iter() {
        for child in children.iter() {
            if let Ok((mut transform, grid_transform)) = transform_query.get_mut(child) {
                let new_pos = Vec2::from(grid_transform.translation) * grid.tile_size;
                // Don't touch Z in case of layering
                transform.translation.x = new_pos.x;
                transform.translation.y = new_pos.y;
            }
        }
    }
}