$fn=64;

// --- Parameters ---
base_width = 62;       // Width of the square modular base
base_height = 12;      // Total height of the holder
amiibo_dia = 51.5;     // Diameter of the amiibo recess (~50mm standard + clearance)
recess_depth = 5;      // Depth of the recess to hold the figure
notch_width = 24;      // Width of the finger notch for easy removal
corner_r = 3;          // Corner radius for smooth edges

// --- Geometry ---
difference() {
    // Main modular base body
    hull() {
        translate([-base_width/2 + corner_r, -base_width/2 + corner_r, 0]) 
            cylinder(r=corner_r, h=base_height);
        translate([ base_width/2 - corner_r, -base_width/2 + corner_r, 0]) 
            cylinder(r=corner_r, h=base_height);
        translate([-base_width/2 + corner_r,  base_width/2 - corner_r, 0]) 
            cylinder(r=corner_r, h=base_height);
        translate([ base_width/2 - corner_r,  base_width/2 - corner_r, 0]) 
            cylinder(r=corner_r, h=base_height);
    }

    // Amiibo base recess
    translate([0, 0, base_height - recess_depth])
        cylinder(d=amiibo_dia, h=recess_depth + 1);

    // Finger notch (front to back) for accessibility
    translate([-notch_width/2, -base_width/2 - 1, base_height - recess_depth])
        cube([notch_width, base_width + 2, recess_depth + 1]);

    // Center cutout to save material and allow pushing the figure out from the bottom
    translate([0, 0, -1])
        cylinder(d=amiibo_dia - 16, h=base_height + 2);
}