$fn = 64;

// --- Parameters ---
token_diameter = 42;      // Fits standard large tokens (e.g., 40mm)
token_thickness = 5;      // Depth of the token recess
holder_diameter = 80;     // Overall diameter of the main body
holder_height = 15;       // Height of the main pedestal
deco_diameter = 14;       // Diameter of the perimeter pillars
num_decorations = 8;      // Number of perimeter pillars
finger_slot_radius = 8;   // Radius of the finger cutout

// --- Geometry ---
difference() {
    union() {
        // Main pedestal body
        cylinder(d1=holder_diameter + 5, d2=holder_diameter, h=holder_height);

        // Stepped decorative base
        cylinder(d1=holder_diameter + 15, d2=holder_diameter + 10, h=3);

        // Crown perimeter pillars
        for(i = [0 : num_decorations - 1]) {
            // Offset angle so the finger slot passes perfectly between pillars
            angle = (i * (360 / num_decorations)) + (180 / num_decorations);
            rotate([0, 0, angle])
            translate([holder_diameter / 2, 0, 0])
            union() {
                // Pillar body
                cylinder(d=deco_diameter, h=holder_height + 4);
                // Sphere finial
                translate([0, 0, holder_height + 4])
                    sphere(d=deco_diameter);
            }
        }
        
        // Inner raised lip around the token
        translate([0, 0, holder_height])
            rotate_extrude()
                translate([(token_diameter / 2) + 5, 0, 0])
                    circle(d=4);
    }

    // Token recess
    translate([0, 0, holder_height - token_thickness])
        cylinder(d=token_diameter, h=token_thickness + 10);

    // Finger slot for easy token removal
    // Oriented along Y-axis, cuts a smooth trough
    translate([0, 0, holder_height])
        rotate([90, 0, 0])
            cylinder(r=finger_slot_radius, h=holder_diameter + 40, center=true);

    // Center decorative cutout / emergency push-hole
    translate([0, 0, -1])
        rotate([0, 0, 22.5])
            cylinder(d=20, h=holder_height + 2, $fn=8);
}