Calculate geometric bounds and center

geo-bounds-and-center.js

const points = [
  // Bounds
    [32.8644429,-117.2791394]
  , [32.8693815,-117.0464238]
  , [32.6162867,-116.9453358]
  , [32.5781068,-117.1498078]
  // Points inside
  , [32.6, -117.1]
  , [32.7, -117.2]
]

function getCenter(x1, y1, x2, y2) {
  const center = [0, 0]
  center[0] = x1 + ((x2 - x1) / 2)
  center[1] = y1 + ((y2 - y1) / 2)
  return center
}

function getBounds(points) {
  const bounds = [Infinity, Infinity, -Infinity, -Infinity];
  points.forEach( orderedPair => {
    if (bounds[0] > orderedPair[0]) { bounds[0] = orderedPair[0] }
    if (bounds[1] > orderedPair[1]) { bounds[1] = orderedPair[1] }
    if (bounds[2] < orderedPair[0]) { bounds[2] = orderedPair[0] }
    if (bounds[3] < orderedPair[1]) { bounds[3] = orderedPair[1] }
  })
  return bounds
}

const bounds = getBounds(points)
const center = getCenter(...bounds)

console.log('bounds', bounds)
console.log('center', center)