// -*- C -*-

include <commitid.scad>
include <utils.scad>

pxp6012_rad = 22.5 / 2 + 0.5;
pxp6012_rad_outer = 32.0 / 2 - 0.5;

s1930_y = 30.2 + 0.2;
s1930_x =   22 + 0.2;
s1930_y_outer = 36.4 + 0.2;
s1930_x_outer = 27.6 + 0.2;

s1930_recess = 3;
s1930_around = 3;

wallthick = 2.5;

module TestWall(){
  sw_ctr = [25, 0, 25];

  rotate([0,0,-90]){
    difference(){
      union(){
	cube([50, wallthick, 42]);
      }

      translate([30, -1, 20])
	rotate([-90,0,0])
	cylinder(r = pxp6012_rad, h=10, $fn=60);

      rotate([90,0,0])
	Commitid_BestCount([15,40]);
    }
  }

  difference(){
    union(){
      cube([50, wallthick, 50]);
      translate(sw_ctr) {
	rotate([90,0,0])
	  cube([s1930_x_outer + s1930_around,
		s1930_y_outer + s1930_around,
		s1930_recess*2],
	       center=true);
      }
    }

    translate(sw_ctr) {
      rotate([90,0,0]) {
	cube([s1930_x, s1930_y, 10], center=true);
	translate([0,0, -5])
	  cube([s1930_x_outer, s1930_y_outer, 10], center=true);
      }
    }
  }    
}

floorth = 2.5;
ceilth = 2.5;
innertube = 1.0 + 0.2;
lidoverlap = 1.5;
lidoverhang = 6;
tubesealrad = 2.0;

ts_xbox = 30;
ts_ybox = 25;
ts_cnrrad = 10;
ts_zbox = 8;

ts_cidoff = (ts_cnrrad * (1-.7) + wallthick * .8) * [1,1];

m4_dnl Box_Part($1=transl_x,$2=transl_y, $3=rot_z,$4=mirror_xy)
m4_dnl          $5=kind, $6=kindargs, $7=profile(profileargsargs))
m4_define(`Box_Part',`
  translate([($1),($2)])
    rotate([0,0,($3)])
    mirror([($4),0,0])
    BoxPart_Extrude_$5($6, $7)') m4_dnl

boxpart_d = 0.01;

m4_dnl BoxPart_Extrude_Linear(dist, `profile(...);');
m4_define(`BoxPart_Extrude_Linear',`
  rotate([90,0,0])
    translate([0,0, -($1)])
    linear_extrude(height= boxpart_d + ($1)) {
      $2
    }
')

m4_dnl BoxPart_Extrude_Arc(x0_radius, swept_angle, `profile(...);')
m4_dnl  arc starting at transl_x, transl_y, moving towards positive
m4_dnl  y at first and then bending towards negative x, until
m4_dnl  use negative x0_radius to inciate bending towards positive x
m4_dnl  swept_angle is reached
m4_dnl  x0_radius is the radius of the extruded part at x=0, not of the box
m4_define(`BoxPart_Extrude_Arc',`
  translate([-($1),0,0])
    intersection(){
      translate([0,0,-500])
        linear_extrude(height=1000)
        scale(500)
        mirror([($1)<0, 0,0])
        FArcSegment_mask($2);
      rotate_extrude(convexity=10, $fs=1, $fn=36)
        mirror([($1)<0, 0,0])
        translate([+($1),0,0]){
          $3
        }
    }
')

ts_xbox_lin = ts_xbox - ts_cnrrad*2;
ts_ybox_lin = ts_ybox - ts_cnrrad*2;

m4_dnl TestSealDoBoxShape(`profile(profileargs)');
m4_define(`TestSealDoBoxShape',`
  Box_Part(0,               ts_cnrrad,    0,0, Linear,`ts_ybox_lin', `$1' )
  Box_Part(0, ts_ybox-ts_cnrrad,          0,0, Arc,`-ts_cnrrad,90' , `$1' )
  Box_Part(ts_cnrrad,       ts_ybox,    -90,0, Linear,`ts_xbox_lin', `$1' )
  Box_Part(ts_xbox-ts_cnrrad, ts_ybox,  -90,0, Arc,`-ts_cnrrad,90' , `$1' )
  Box_Part(ts_xbox, ts_ybox-ts_cnrrad, -180,0, Linear,`ts_ybox_lin', `$1' )
  Box_Part(ts_xbox,         ts_cnrrad, -180,0, Arc,`-ts_cnrrad,90' , `$1' )
  Box_Part(ts_xbox-ts_cnrrad, 0,       -270,0, Linear,`ts_xbox_lin', `$1' )
  Box_Part(ts_cnrrad,         0,       -270,0, Arc,`-ts_cnrrad,90' , `$1' )
')

m4_dnl '

module WallProfile(){
  z = ts_zbox - innertube - tubesealrad;
  translate([0, -0.1]) square([wallthick, z]);
  translate([tubesealrad, z]) circle(r=tubesealrad, $fn=20);
}

module FloorProfile(){
  mirror([0,1]) square([wallthick, floorth]);
}

module LidProfile(){
  rad = tubesealrad + innertube;
  morex = wallthick;
  difference(){
    translate([-lidoverlap - innertube,
	       ts_zbox - lidoverhang - innertube])
      square([lidoverlap + innertube + wallthick,
	      lidoverhang + innertube + ceilth]);
    hull(){
      translate([tubesealrad,
		 ts_zbox - innertube - tubesealrad])
	for (t=[ [0,0],
		 [morex*2, 0],
		 [0, -ts_zbox]
		 ]) {
	  translate(t)
	    circle(r= tubesealrad + innertube, $fn=20);
	}
    }
  }
}

module CeilProfile(){
  translate([0, ts_zbox])
    square([wallthick*2, ceilth]);
}

module TestSealBox(){ ////toplevel
  TestSealDoBoxShape(WallProfile(););
  hull(){ TestSealDoBoxShape(FloorProfile();); }
  translate(ts_cidoff)
    Commitid_BestCount([ts_xbox,ts_ybox] - 2*ts_cidoff);
}

module TestSealLid(){ ////toplevel
  difference(){
    union(){
      TestSealDoBoxShape(LidProfile(););
      hull(){ TestSealDoBoxShape(CeilProfile();); }
    }
    translate([ts_xbox * .75, ts_ybox/2, 0])
      cylinder(h=100, r=5);
    
    translate([-wallthick, ts_cnrrad - wallthick, ts_zbox + ceilth])
      Commitid_BestCount([ts_xbox * .75 - 2.5,
			  ts_ybox - (ts_cnrrad - wallthick)*2]);
  }
}

module TestSealLidPrint(){ ////toplevel
  rotate([180,0,0]) TestSealLid();
}

module ProfileDemos(){
  WallProfile();
  color("blue") FloorProfile();
  LidProfile();
  color("blue") CeilProfile();
}
			  
//TestWall();
//ProfileDemos();
//TestSealBox();
//TestSealLid();
//FArcSegment_mask(350);