$fn = 64;

// --- Parameters ---
sill_thickness = 25;      // Thickness of the window sill
sill_depth = 40;          // How deep the clamp slides onto the sill
clamp_width = 30;         // Width of the clamp
wall_thickness = 6;       // Thickness of the structural walls
pole_diameter = 12.5;     // Diameter of the PlantStack pole
pole_socket_depth = 35;   // Depth of the pole socket
screw_hole_dia = 5.5;     // Diameter for clamping screw (M5 clearance)
nut_trap_dia = 9.5;       // M5 nut across-corners diameter
nut_trap_depth = 3.5;     // Thickness of M5 nut

module plantstack_adapter() {
    // Calculate the center of the pole socket to align flush with the back wall
    socket_x = (pole_diameter + 2 * wall_thickness) / 2;
    
    difference() {
        // Main Body
        union() {
            // C-Clamp profile
            cube([sill_depth + wall_thickness, clamp_width, sill_thickness + 2 * wall_thickness]);
            
            // Vertical Pole Socket
            translate([socket_x, clamp_width / 2, sill_thickness + 2 * wall_thickness])
                cylinder(h = pole_socket_depth, d = pole_diameter + 2 * wall_thickness);
        }
        
        // Cutout for the window sill
        translate([wall_thickness, -1, wall_thickness])
            cube([sill_depth + 2, clamp_width + 2, sill_thickness]);
            
        // Cutout for the PlantStack pole
        translate([socket_x, clamp_width / 2, sill_thickness + 2 * wall_thickness - 0.1])
            cylinder(h = pole_socket_depth + 1, d = pole_diameter);
            
        // Drainage / Stop hole through the top jaw
        translate([socket_x, clamp_width / 2, sill_thickness + wall_thickness - 1])
            cylinder(h = wall_thickness + 2, d = pole_diameter - 4);
            
        // Clamping screw hole (bottom jaw)
        translate([wall_thickness + sill_depth / 2, clamp_width / 2, -1])
            cylinder(h = wall_thickness + 2, d = screw_hole_dia);
            
        // Nut trap for the clamping screw (recessed inside the bottom jaw)
        translate([wall_thickness + sill_depth / 2, clamp_width / 2, wall_thickness - nut_trap_depth])
            cylinder(h = nut_trap_depth + 1, d = nut_trap_dia, $fn = 6);
    }
}

// Render the adapter
plantstack_adapter();