$fn = 64;

// --- Parameters ---
width = 60;
height = 160;
base_thick = 8;

cradle_height = 30;
cradle_depth = 55;
slot_width = 34;

loop_height = 25;
loop_depth = 45;
hole_diameter = 36;

top_hole_y = height/2 - cradle_height - 15;
bot_hole_y = -height/2 + loop_height + 15;

// --- Main Model ---
difference() {
    union() {
        // Base Plate
        hull() {
            translate([0, height/2 - width/2, base_thick/2])
                cylinder(d=width, h=base_thick, center=true);
            translate([0, -height/2 + width/2, base_thick/2])
                cylinder(d=width, h=base_thick, center=true);
        }

        // Top Cradle
        translate([0, height/2 - cradle_height/2, base_thick])
        hull() {
            translate([0, 0, 0.05])
                cube([width, cradle_height, 0.1], center=true);
            translate([0, 0, cradle_depth - width/2])
                rotate([90, 0, 0]) cylinder(d=width, h=cradle_height, center=true);
        }

        // Bottom Loop
        translate([0, -height/2 + loop_height/2, base_thick])
        hull() {
            translate([0, 0, 0.05])
                cube([width, loop_height, 0.1], center=true);
            translate([0, 0, loop_depth - width/2])
                rotate([90, 0, 0]) cylinder(d=width, h=loop_height, center=true);
        }
    }

    // --- Cutouts ---

    // Top Cradle Slot (U-shape for handle)
    translate([0, height/2 - cradle_height/2, base_thick + cradle_depth - width/2])
    rotate([90, 0, 0])
    linear_extrude(height=cradle_height + 2, center=true) {
        hull() {
            circle(d=slot_width);
            translate([0, width]) square([slot_width, 0.1], center=true);
        }
    }

    // Top Cradle Groove (Contoured rest for hammer head)
    translate([0, height/2 - 4, base_thick + cradle_depth])
        rotate([0, 90, 0]) cylinder(d=25, h=width + 2, center=true);

    // Bottom Loop Teardrop Hole (Printable without supports)
    translate([0, -height/2 + loop_height/2, base_thick + loop_depth - width/2])
    rotate([90, 0, 0])
    linear_extrude(height=loop_height + 2, center=true) {
        circle(d=hole_diameter);
        polygon([
            [-hole_diameter/2, 0],
            [hole_diameter/2, 0],
            [0, (hole_diameter/2) * 1.414] // 45-degree overhang for support-free printing
        ]);
    }

    // Mounting Holes (Countersunk)
    for (y = [top_hole_y, bot_hole_y]) {
        translate([0, y, -0.1]) {
            cylinder(d=5, h=base_thick + 1);
            translate([0, 0, base_thick - 3.5])
                cylinder(d1=5, d2=10, h=3.6);
        }
    }
}