include <libjuju.scad>;

wall = 1.2;
pi_d = [65, 30, 2];
box_d = [pi_d[0] + wall*2 + 6, 48, 30];
e = 0.01;

module pigateway() {
  module standoffs() {
    r = 3.5;
    n = 2.4;
 
    translate([r, r, 0]) {
      // Hole pads.
      for (x = [0, 58]) {
	for (y = [0, 23]) {
	  translate([x, y, 0]) {
	    cylinder(h, r, r);
	    // Nubs
	    translate([0, 0, h])
	      cylinder(h, n/2, n/2);
	  }
	}
      }
      // Mid holdoffs.
      for (x = [1, 2, 3]) {
	y = 23/2;
	translate([x*58/4, y, 0]) 
	  cylinder(h, r, r);
      }
    }
  }

  translate([wall+2, wall*2, wall])
    standoffs();

  // Hole for the USB cables.
  usb_d = [(54-41)*2 + 3, 10, 9+2];
  
  // The main box.
  difference() {
    rbox(box_d, wall, 3);
    translate([6, box_d[1] + wall*2, wall+h/2])
      rotate(90, [1, 0, 0])
      rcube(usb_d);
  }
}

module lid() {
  dim = [box_d[0], box_d[1], wall];
  rim = 2;
  r = 9;

  module main() {
    rcube(dim);
    translate([wall, wall, 0])
      rbox(dim - [2*wall, 2*wall, 0] + [0, 0, wall + rim], wall, 3);
  }

  module holes() {
    for (x = [1, 2, 3, 4, 5]) {
      for (y = [1, 2, 3]) {
	translate([x*dim[0]/6, y*dim[1]/4, -e])
	  cylinder(rim*2, r/2, r/2);
      }
    }
  }

  difference() {
    main();
    holes();
  }
}

$fn = 50;
lid();