from cadquery import *
import math

tabletop_depth = 800  # currently, almost all parameters are derived from the table depth
#tabletop_depth = 600

alpha_max = 70

tabletop_adjuster_assembly_spacing = 100  # symmetric distancing assumed

feet_adjuster_width = 60  # feet_adjuster is moving part inside adjuster assembly
feet_adjuster_lenght = 60
feet_adjuster_height = 60

adjuster_assembly_wall_thickness = 20  # might be different for front and back...
adjuster_assembly_length = tabletop_depth - 2*tabletop_adjuster_assembly_spacing
adjuster_assembly_width = feet_adjuster_width + 2*adjuster_assembly_wall_thickness
adjuster_assembly_height = feet_adjuster_height + 2*adjuster_assembly_wall_thickness


bore_holes_distance_feet_adjuster = adjuster_assembly_length - 2*adjuster_assembly_wall_thickness - feet_adjuster_width
ld = bore_holes_distance_feet_adjuster
lower_feet_bore_holes_distance = bore_holes_distance_feet_adjuster  # this is only the case, if min feet angle is 45 degrees

lower_h = ld * math.sqrt(2)*math.sin(math.radians(alpha_max))
lower_feet_assambly_pivot_point_from_fixed_leg = ld * math.sqrt(2)*math.cos(math.radians(alpha_max))
lower_feet_assambly_pivot_point_from_moving_end = ld - lower_feet_assambly_pivot_point_from_fixed_leg

lower_foot_width = 80
lower_foot_height = 50
lower_foot_length = lower_feet_bore_holes_distance + lower_foot_height
lower_feet_assembly_base_plate_height = 20
lower_feet_assembly_side_wall_thickness = 25
lower_feet_assembly_width = 100
lower_feet_assembly_length = lower_feet_bore_holes_distance + lower_foot_height  # 2* 1/2 lower_foot_height
lower_feet_assembly_height = lower_feet_assembly_base_plate_height + lower_foot_height
lower_feet_assembly_side_wall_height = lower_foot_height
lower_feet_assembly_side_wall_radius = lower_foot_height/2
lower_feet_assembly_side_wall_bearing_hole_distance_from_outer = lower_feet_assembly_side_wall_radius
lower_feet_assembly_side_wall_bearing_hole_distance_from_bottom = lower_feet_assembly_side_wall_radius
lower_feet_assembly_bearing_hole_distance_from_assembly_bottom = lower_feet_assembly_base_plate_height + lower_foot_height/2
lower_feet_assembly_bearing_hole_radius = 11
lower_feet_assembly_bearing_hole_depth = 10
lower_feet_assembly_pin_diameter = 10


## parameter end!


# actual parts:
lower_foot_base_plate = Workplane("XY").box(lower_feet_assembly_width,lower_foot_length,lower_feet_assembly_base_plate_height)\
    .edges("|Z").fillet(lower_feet_assembly_side_wall_thickness/2)
lower_foot_side_wall_left = Workplane("YZ").box(lower_foot_length,lower_feet_assembly_side_wall_height,lower_feet_assembly_side_wall_thickness)\
    .faces("|Y").edges(">Z").fillet(lower_feet_assembly_side_wall_radius)\
    .faces("-X").edges(">Z").fillet(lower_feet_assembly_side_wall_thickness/2)\
    .faces("+X").workplane()\
        .center(lower_foot_length/2-lower_feet_assembly_side_wall_bearing_hole_distance_from_outer,0).hole(2*lower_feet_assembly_bearing_hole_radius,lower_feet_assembly_bearing_hole_depth)\

lower_foot_bearing_pin_slide = Workplane("YZ",origin=((lower_feet_assembly_side_wall_thickness-lower_feet_assembly_bearing_hole_depth)/2,\
                                          -(lower_feet_bore_holes_distance-lower_feet_assambly_pivot_point_from_moving_end)/2,\
                                          0))\
        .box(lower_feet_assambly_pivot_point_from_moving_end,lower_feet_assembly_pin_diameter,lower_feet_assembly_bearing_hole_depth)

lower_foot_bearing_pin_slide = lower_foot_bearing_pin_slide\
    .union(Workplane("YZ",origin=(lower_feet_assembly_side_wall_thickness/2-lower_feet_assembly_bearing_hole_depth,
                                  -(lower_feet_bore_holes_distance/2-lower_feet_assambly_pivot_point_from_moving_end),0.00001))\
           .circle(lower_feet_assembly_pin_diameter/2).extrude(lower_feet_assembly_bearing_hole_depth))\
    .union(Workplane("YZ",origin=(lower_feet_assembly_side_wall_thickness/2-lower_feet_assembly_bearing_hole_depth,
                                  -(lower_feet_bore_holes_distance/2),0))\
           .circle(lower_feet_assembly_pin_diameter/2).extrude(lower_feet_assembly_bearing_hole_depth))
        
lower_foot_side_wall_left = lower_foot_side_wall_left.cut(lower_foot_bearing_pin_slide)
#show_object(lower_foot_side_wall_left)
#show_object(lower_foot_bearing_pin_slide)
#bearing_pin_slot = Workplane("YZ").center(200,0).box(lower_feet_assambly_pivot_point_from_moving_end,lower_feet_assembly_pin_diameter,lower_feet_assembly_bearing_hole_depth)\
#    .workplane(offset=-lower_feet_assembly_bearing_hole_depth/2)\
#        .center(-lower_feet_assambly_pivot_point_from_moving_end/2,0).circle(lower_feet_assembly_pin_diameter/2,0).extrude(lower_feet_assembly_bearing_hole_depth)\
#        .center(lower_feet_assambly_pivot_point_from_moving_end-0.00001,0).circle(lower_feet_assembly_pin_diameter/2,0).extrude(lower_feet_assembly_bearing_hole_depth)

#show_object(bearing_pin_slot)

#lower_foot_side_wall_left = lower_foot_side_wall_left.cut(bearing_pin_slot)
#show_object(Workplane("YZ").box(lower_feet_assambly_pivot_point_from_moving_end,lower_feet_assembly_pin_diameter,lower_feet_assembly_bearing_hole_depth)\
#            .faces("|Y").edges("|X").fillet(4.8))


lower_foot_side_wall_right = lower_foot_side_wall_left.mirror(mirrorPlane="YZ")

#show_object(lower_foot_base_plate)
#show_object(lower_foot_side_wall_left)
#show_object(lower_foot_side_wall_right)


lower_foot_assy_left = (
    Assembly(lower_foot_base_plate, name='base_plate',loc=Location(Vector(0,0,0)))
    .add(lower_foot_side_wall_left, name='wall_left',color=Color(1,0,1,0.5), loc=Location(Vector(-(lower_feet_assembly_width-lower_feet_assembly_side_wall_thickness)/2,0,lower_feet_assembly_base_plate_height/2+lower_feet_assembly_side_wall_radius)))
    .add(lower_foot_side_wall_right, name='wall_right',color=Color(0.5,0,1,0.5), loc=Location(Vector((lower_feet_assembly_width-lower_feet_assembly_side_wall_thickness)/2,0,lower_feet_assembly_base_plate_height/2+lower_feet_assembly_side_wall_radius)))

)

show_object(lower_foot_assy_left)

#show_object(assy)