@hackoregon/utils/dist/utils/ungroupBy.js

Common utils for CIVIC

function _toConsumableArray(arr) { return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _unsupportedIterableToArray(arr) || _nonIterableSpread(); }

function _nonIterableSpread() { throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }

function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }

function _iterableToArray(iter) { if (typeof Symbol !== "undefined" && Symbol.iterator in Object(iter)) return Array.from(iter); }

function _arrayWithoutHoles(arr) { if (Array.isArray(arr)) return _arrayLikeToArray(arr); }

function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }

var ungroupBy = function ungroupBy(data, dataSeriesKeys, dataSeriesLabels) {
  var arr = [];
  var labels = [];

  if (!dataSeriesLabels) {
    labels.push.apply(labels, _toConsumableArray(dataSeriesKeys));
  } else if (dataSeriesKeys.length === dataSeriesLabels.length) {
    labels.push.apply(labels, _toConsumableArray(dataSeriesLabels));
  } else {
    labels.push.apply(labels, _toConsumableArray(dataSeriesKeys));
  }

  dataSeriesKeys.forEach(function (key, index) {
    arr.push.apply(arr, _toConsumableArray(data.map(function (obj) {
      var retObj = Object.assign({}, obj);
      retObj.value = obj[key];
      retObj.type = labels[index];
      dataSeriesKeys.forEach(function (k) {
        return delete retObj[k];
      });
      return retObj;
    })));
  });
  return arr;
};

export default ungroupBy;