react-native-ui-lib/src/helpers/FormattingPresenter.js

<p align="center"> <img src="https://user-images.githubusercontent.com/1780255/105469025-56759000-5ca0-11eb-993d-3568c1fd54f4.png" height="250px" style="display:block"/> </p> <p align="center">UI Toolset & Components Library for React Native</p> <p a

import _ from 'lodash';
export function formatLastItemLabel(label, options) {
  const {
    shouldAddPlus = true,
    maxPlusLimit
  } = options || {};

  if (typeof label !== 'number') {
    return label;
  }

  let formattedLabel;

  const roundedNumber = _.toString(Math.round(label));

  if (label < 1000) {
    formattedLabel = `${label}`;
  } else if (label >= 10000000) {
    formattedLabel = `${roundedNumber.slice(0, -6)}m`;
  } else if (label >= 1000000) {
    formattedLabel = `${parseInt(roundedNumber.slice(0, -5)) / 10}m`;
  } else {
    formattedLabel = `${roundedNumber.slice(0, -3)}k`;
  }

  const isInPlusRange = !_.isNil(maxPlusLimit) ? formattedLabel.length <= maxPlusLimit : shouldAddPlus;

  if (shouldAddPlus && isInPlusRange) {
    return `+${formattedLabel}`;
  }

  return formattedLabel;
}