@thuantan2060/technicalindicators/lib/drawingtools/fibonacci.js

Techincal Indicators written in javascript

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.fibonacciretracement = fibonacciretracement;
/**
 * Calcaultes the fibonacci retracements for given start and end points
 * 
 * If calculating for up trend start should be low and end should be high and vice versa
 * 
 * returns an array of retracements level containing [0 , 23.6, 38.2, 50, 61.8, 78.6, 100, 127.2, 161.8, 261.8, 423.6] 
 * 
 * @export
 * @param {number} start
 * @param {number} end
 * @returns {number[]}
 */
function fibonacciretracement(start, end) {
  let levels = [0, 23.6, 38.2, 50, 61.8, 78.6, 100, 127.2, 161.8, 261.8, 423.6];
  let retracements;
  if (start < end) {
    retracements = levels.map(function (level) {
      let calculated = end - Math.abs(start - end) * level / 100;
      return calculated > 0 ? calculated : 0;
    });
  } else {
    retracements = levels.map(function (level) {
      let calculated = end + Math.abs(start - end) * level / 100;
      return calculated > 0 ? calculated : 0;
    });
  }
  return retracements;
}
//# sourceMappingURL=fibonacci.js.map