code: function getResolutionBasedResolutionText(resolutions, zoomLevel) {
    const sortedResolutions = resolutions.map(x => +x).sort((a, b) => b - a);
    const resolution = sortedResolutions[zoomLevel];
    const maxResolutionSize = sortedResolutions[sortedResolutions.length - 1];
  
    return formatResolutionText(resolution, maxResolutionSize);
  }
docs: Get a text description of a resolution based on a zoom level
  and a list of resolutions
  
  @param {list} resolutions: A list of resolutions (e.g. [1000,2000,3000])
  @param {int} zoomLevel: The current zoom level (e.g. 4)
  
  @returns {string} A formatted string representation of the zoom level
  (e.g. "30K")