wix-style-react/dist/es/src/utils/numberFormatters.js

wix-style-react

import uniq from 'lodash/uniq';
import { format } from 'd3-format';
const SI_SYMBOL = ['', 'K', 'M', 'B'];
const formatNumber = format(',');
const formatNumberToPrecision = (value = 0, precision = 0) => formatNumber(parseFloat(parseFloat(value).toFixed(precision)));
const formatToCompactNumber = (value = 0, precision = 0) => {
    const tier = Math.min((Math.log10(Math.abs(value)) / 3) | 0, SI_SYMBOL.length - 1);
    if (tier === 0) {
        return value.toFixed().toString();
    }
    const suffix = SI_SYMBOL[tier];
    const scale = Math.pow(10, tier * 3);
    const scaled = value / scale;
    const isRounded = !(scaled % 1);
    return isRounded
        ? scaled.toFixed() + suffix
        : scaled.toFixed(precision) + suffix;
};
const formatToPercent = (value = 0) => {
    const formatedValue = typeof value === 'number' ? formatNumberToPrecision(value, 0) : value;
    return `${formatedValue}%`;
};
const countPercentageFromBase = (base, chunk, precision) => {
    if (chunk === 0 || base === 0) {
        return 0;
    }
    if (precision === undefined) {
        return (chunk * 100) / base;
    }
    if (precision < 0 || !(precision === parseInt(precision, 10))) {
        throw new Error('Precision should be integer');
    }
    return Number(((chunk * 100) / base).toFixed(precision));
};
const calcPrecision = (values, maxPrecision = 4) => {
    let precision = 0;
    while (precision < maxPrecision) {
        const compactValues = (values || []).map(v => formatToCompactNumber(v, precision).toLocaleLowerCase());
        if (compactValues.length === uniq(compactValues).length) {
            return precision;
        }
        precision += 1;
    }
};
export { formatNumberToPrecision, formatToCompactNumber, formatToPercent, countPercentageFromBase, calcPrecision, };
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