All files / lib/helpers get-spatial-reference.js

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const _ = require('lodash')
const getCollectionCrs = require('./get-collection-crs')
const normalizeSpatialReference = require('./normalize-spatial-reference')
 
function getSpatialReference (geojson, { inputCrs, sourceSR } = {}) {
  if (!inputCrs && !sourceSR && _.isEmpty(geojson)) return
  const spatialReference = inputCrs || sourceSR || getCollectionCrs(geojson) || { wkid: 4326, latestWkid: 4326 }
 
  Iif (!spatialReference) return
 
  const { latestWkid, wkid, wkt } = normalizeSpatialReference(spatialReference)
 
  Eif (wkid) {
    return { wkid, latestWkid }
  }
 
  return { wkt }
}
 
module.exports = getSpatialReference