// jshint esversion: 6
// createExpressionsCountsMap () {
//
//   const CHANGE_ME_MAGIC_GENE_INDEX = 5;
//
//   const expressionsCountsMap = {};
//
//   /* currently selected gene */
//   expressionsCountsMap.geneName = this.state.expressions.data.genes[3];
//
//   let maxExpressionValue = 0;
//
//   /* create map of expressions for every cell */
//   this.state.expressions.data.cells.map((c) => {
//     /* cellname = 234 */
//     expressionsCountsMap[c.cellname] = c["e"][CHANGE_ME_MAGIC_GENE_INDEX];
//     /* collect the maximum value as we iterate */
//     if (c["e"][CHANGE_ME_MAGIC_GENE_INDEX] > maxExpressionValue) {
//       maxExpressionValue = c["e"][CHANGE_ME_MAGIC_GENE_INDEX]
//     }
//   })
//
//   expressionsCountsMap.maxValue = maxExpressionValue;
//
//   return expressionsCountsMap;
// }