@atlaskit/editor-plugin-ncs-step-metrics/dist/es2019/pm-plugins/utils/calculateP90Value.js

NcsStepMetrics plugin for @atlaskit/editor-core

/**
 * Calculates the 90th percentile value from an array of step sizes.
 * @param stepSizeSumFor90 - An array of step sizes to calculate the 90th percentile value.
 * @returns
 */
export const calculateP90Value = stepSizeSumFor90 => {
  if (!stepSizeSumFor90 || (stepSizeSumFor90 === null || stepSizeSumFor90 === void 0 ? void 0 : stepSizeSumFor90.length) === 0) {
    return 0;
  }
  const sortedSteps = stepSizeSumFor90.sort((a, b) => a - b);
  const p90Index = Math.ceil(0.9 * sortedSteps.length) - 1;
  return sortedSteps[p90Index] || 0;
};