// PORTAL DETAILS TOOLS //////////////////////////////////////////////
// hand any of these functions the details-hash of a portal, and they
// will return useful, but raw data.

// returns a float. Displayed portal level is always rounded down from
// that value.
window.getPortalLevel = function(d) {
  var lvl = 0;
  $.each(d.resonatorArray.resonators, function(ind, reso) {
    if(!reso) return true;
    lvl += parseInt(reso.level);
  });
  return lvl/8;
}

window.getPortalEnergy = function(d) {
  var nrg = 0;
  $.each(d.resonatorArray.resonators, function(ind, reso) {
    if(!reso) return true;
    nrg += parseInt(reso.energyTotal);
  });
  return nrg;
}

window.getPortalRange = function(d) {
  // formula by the great gals and guys at
  // http://decodeingress.me/2012/11/18/ingress-portal-levels-and-link-range/
  return 160*Math.pow(getPortalLevel(d), 4);
}

window.getAvgResoDist = function(d) {
  var sum = 0, resos = 0;
  $.each(d.resonatorArray.resonators, function(ind, reso) {
    if(!reso) return true;
    sum += parseInt(reso.distanceToPortal);
    resos++;
  });
  return sum/resos;
}