include <params.scad>

module goban() {
    $goban_width = $cell_width*($goban_size-1) +
        $goban_size*$line_width +
        $goban_padding*2;

    $goban_length = $cell_length*($goban_size-1) +
        $goban_size*$line_width +
        $goban_padding*2;

    difference() {
        cube([$goban_width, $goban_length, $goban_height]);
        for(n=[0:$goban_size-1]) {
            translate([
                    $goban_padding,
                    $goban_padding + n*($cell_length+$line_width),
                    $goban_height - $line_depth])
                cube([
                    $goban_size*($line_width+$cell_width)-$cell_length,
                    $line_width,
                    $line_depth+1
                ]);
            translate([
                    $goban_padding + n*($cell_width+$line_width),
                    $goban_padding,
                    $goban_height - $line_depth])
                cube([
                    $line_width,
                    $goban_size*($line_width+$cell_length)-$cell_length,
                    $line_depth+1
                ]);
            for(y=[0:$goban_size-1]) {
                translate([
                        $goban_padding + n*($cell_width+$line_width),
                        $goban_padding + y*($cell_length+$line_width),
                        -1
                ]) union() {
                    translate([0, 0, 1 + $goban_height - $stone_height])
                        cylinder(
                            h=$stone_height+1,
                            r=$stone_radius+$stone_clearance,
                            $fn=200);
                    if(search(n+1, $hoshi_pos) && search(y+1, $hoshi_pos)) {
                        cylinder(
                            h=$goban_height+1,
                            r=$hoshi_radius,
                            $fn=200);
                    } else {
                        cylinder(
                            h=$goban_height+1,
                            r=$goban_hole_radius,
                            $fn=200);
                    }
                }
            }
        }
    }
}

goban();