kitt

// Kitt
// The KittyCAD mascot

// Define constants
const l1 = 10
const l2 = 10
const arcR = 2
const footH = 3.5
const bodyHeight = 2.5
const filletRadius = 0.25

// Create a function for defining one of Kitt's legs
fn kittLeg = (sk1, sk2) => {
  const legExtrude = startSketchAt([sk1, sk2])
  |> line([3, 0], %)
  |> line([0, -3], %)
  |> line([-3, 0], %)
  |> close(%)
  |> extrude(bodyHeight, %)
  return legExtrude
}

// Create a function to define an ear
fn kittEar = (sk1, sk2, size) => {
  const earExtrude = startSketchAt([sk1, sk2])
  |> arc({
       angle_start: 180,
       angle_end: 180,
       radius: 1.5
     }, %)
  |> close(%)
  |> extrude(bodyHeight, %)
  return earExtrude
}

// Create a function to define a foot
fn kittFoot = (sk1, sk2) => {
  const footExtrude = startSketchAt([sk1, sk2])
  |> line([3, 0], %)
  |> line([0, -1.5], %)
  |> line([-3, 0], %)
  |> close(%)
  |> extrude(footH, %)
  return footExtrude
}

// Create the body
const kittBody = startSketchAt([-l2/2, -l1/2])
  |> line([0, l1], %)
  |> line([l2, 0], %)
  |> line([0, -l1], %)
  |> close(%)
  |> extrude(bodyHeight, %)

  // Create the legs, ears, and feet of Kitt
const leg1 = kittLeg(-4, -5)
const leg2 = kittLeg(1, -5)
const ear1 = kittEar(-4, 5, 3)
const ear2 = kittEar(1, 5, 3)
const foot1 = kittFoot(-4, -8)
const foot2 = kittFoot(1, -8)

// Create the face. This creates a small indentation into the body.
const face = startSketchOn(kittBody, 'end')
  |> startProfileAt([-l2/2+1, -l1/2+1], %)
  |> line([l1 - 2, 0], %)
  |> line([0, l2 - 2], %)
  |> line([-l1 + 2, 0], %)
  |> close(%)
  |> extrude(-.25, %)

  // Create a function that defines a singular button
fn button = (start1, start2, w, l, h) => {
  const buttonSketch = startSketchOn(kittBody, 'end')
  |> startProfileAt([start1, start2], %)
  |> line([w, 0], %)
  |> line([0, l], %)
  |> line([-w, 0], %)
  |> close(%)
  |> extrude(h, %)
  return buttonSketch
}

// Place three buttons on Kitt's body
const button1 = button(-4.75, -4.75, 1, .25, .125)
const button2 = button(-3, -4.75, 1, .25, .125)
const button3 = button(-1.25,-4.75, 1, .25, .125)