$fn=60;

include <BOSL2/std.scad>

// board
module board() {
    color("blue") difference() {
        cuboid([85,56,1], rounding=3, edges=[FWD+RIGHT,FWD+LEFT,BACK+RIGHT,BACK+LEFT]);
        translate([-39,-24.5,0]) zcyl(l=2, d=3);
        translate([-39,24.5,0]) zcyl(l=2, d=3);
        translate([19,-24.5,0]) zcyl(l=2, d=3);
        translate([19,24.5,0]) zcyl(l=2, d=3);
    }
}

// fan
module fan() {
    color("orange", alpha=.5) difference() {
        cuboid([120,120,25], rounding=3, edges=[FWD+RIGHT,FWD+LEFT,BACK+RIGHT,BACK+LEFT]);
        translate([-52.75,-52.75,0]) zcyl(l=25, d=4.5, rounding=-1);
        translate([-52.75,52.75,0]) zcyl(l=25, d=4.5, rounding=-1);
        translate([52.75,-52.75,0]) zcyl(l=25, d=4.5, rounding=-1);
        translate([52.75,52.75,0]) zcyl(l=25, d=4.5, rounding=-1);
    }
}

/*[sliding_base]*/
rotate([90,0,0]) {
    translate([-72,-15,40]) import("sliding_block_base.stl");
    translate([-72,-15,-60]) import("sliding_block_base.stl");
}

difference() {
    translate([-5,0,0]) cuboid([140,130,3], rounding=3, edges=[FWD+RIGHT,FWD+LEFT,BACK+RIGHT,BACK+LEFT]);
    translate([-10,0,0]) cuboid([60,40,3], rounding=3, edges=[FWD+RIGHT,FWD+LEFT,BACK+RIGHT,BACK+LEFT]);
    translate([-39,-24.5,0]) zcyl(l=3, d=2.8);
    translate([-39,24.5,0]) zcyl(l=3, d=2.8);
    translate([19,-24.5,0]) zcyl(l=3, d=2.8);
    translate([19,24.5,0]) zcyl(l=3, d=2.8);translate([-52.75,-52.75,0]) zcyl(l=3, d=2.8);
    translate([-52.75,52.75,0]) zcyl(l=3, d=2.8);
    translate([52.75,-52.75,0]) zcyl(l=3, d=2.8);
    translate([52.75,52.75,0]) zcyl(l=3, d=2.8);
}

// pilars
color("cyan") {
     difference() {
        union() {
            // tubes
            translate([0,0,13]) {
                translate([-52.75,-52.75,0]) tube(l=25, od=10, id=2.8);
                translate([-52.75,52.75,0]) tube(l=25, od=10, id=2.8);
                translate([52.75,-52.75,0]) tube(l=25, od=10, id=2.8);
                translate([52.75,52.75,0]) tube(l=25, od=10, id=2.8);
            }
            // arches
            translate([0,0,36.5]) {
                translate([0,52.75,0]) cuboid([126,10,33], rounding=1);
                translate([0,-52.75,0]) cuboid([126,10,33], rounding=1);
            }
        }
        // holes
        translate([0,0,36.5]) {
            translate([52.75,52.75,0]) zcyl(l=33, d=4.5, rounding=-1);
            translate([-52.75,52.75,0]) zcyl(l=33, d=4.5, rounding=-1);
            translate([52.75,-52.75,0]) zcyl(l=33, d=4.5, rounding=-1);
            translate([-52.75,-52.75,0]) zcyl(l=33, d=4.5, rounding=-1);
        }
        // fan
        translate([0,0,37]) cuboid([122,122,27]);
    }
}

translate([0,0,7]) board();
translate([0,0,37]) fan();