support setting decimal separator and digit grouping symbol

src/lib/currency.js

@@ -1,153 +0,0 @@
-import { isNumber } from './common.js';
-import { appendThousandsSeparator } from './numeral.js';
-
-export function numericCurrencyToString(num, enableThousandsSeparator, trimTailZero) {
-    let str = num.toString();
-    const negative = str.charAt(0) === '-';
-
-    if (negative) {
-        str = str.substring(1);
-    }
-
-    let integer = '0';
-    let decimals = '00';
-
-    if (str.length > 2) {
-        integer = str.substring(0, str.length - 2);
-        decimals = str.substring(str.length - 2);
-    } else if (str.length === 2) {
-        decimals = str;
-    } else if (str.length === 1) {
-        decimals = '0' + str;
-    }
-
-    if (trimTailZero) {
-        if (decimals.charAt(0) === '0' && decimals.charAt(1) === '0') {
-            decimals = '';
-        } else if (decimals.charAt(0) !== '0' && decimals.charAt(1) === '0') {
-            decimals = decimals.charAt(0);
-        }
-    }
-
-    integer = appendThousandsSeparator(integer, enableThousandsSeparator);
-
-    if (decimals !== '') {
-        str = `${integer}.${decimals}`;
-    } else {
-        str = integer;
-    }
-
-    if (negative) {
-        str = `-${str}`;
-    }
-
-    return str;
-}
-
-export function stringCurrencyToNumeric(str) {
-    if (!str || str.length < 1) {
-        return 0;
-    }
-
-    const negative = str.charAt(0) === '-';
-
-    if (negative) {
-        str = str.substring(1);
-    }
-
-    if (!str || str.length < 1) {
-        return 0;
-    }
-
-    const sign = negative ? -1 : 1;
-
-    if (str.indexOf(',')) {
-        str = str.replaceAll(/,/g, '');
-    }
-
-    let dotPos = str.indexOf('.');
-
-    if (dotPos < 0) {
-        return sign * parseInt(str) * 100;
-    } else if (dotPos === 0) {
-        str = '0' + str;
-        dotPos++;
-    }
-
-    const integer = str.substring(0, dotPos);
-    const decimals = str.substring(dotPos + 1, str.length);
-
-    if (decimals.length < 1) {
-        return sign * parseInt(integer) * 100;
-    } else if (decimals.length === 1) {
-        return sign * parseInt(integer) * 100 + sign * parseInt(decimals) * 10;
-    } else if (decimals.length === 2) {
-        return sign * parseInt(integer) * 100 + sign * parseInt(decimals);
-    } else {
-        return sign * parseInt(integer) * 100 + sign * parseInt(decimals.substring(0, 2));
-    }
-}
-
-export function getExchangedAmount(amount, fromRate, toRate) {
-    const exchangeRate = parseFloat(toRate) / parseFloat(fromRate);
-
-    if (!isNumber(exchangeRate)) {
-        return null;
-    }
-
-    return amount * exchangeRate;
-}
-
-export function getConvertedAmount(baseAmount, fromExchangeRate, toExchangeRate) {
-    if (!fromExchangeRate || !toExchangeRate) {
-        return '';
-    }
-
-    if (baseAmount === '') {
-        return 0;
-    }
-
-    return getExchangedAmount(baseAmount, fromExchangeRate.rate, toExchangeRate.rate);
-}
-
-export function getDisplayExchangeRateAmount(rateStr, isEnableThousandsSeparator) {
-    if (rateStr.indexOf('.') < 0) {
-        return appendThousandsSeparator(rateStr, isEnableThousandsSeparator);
-    } else {
-        let firstNonZeroPos = 0;
-
-        for (let i = 0; i < rateStr.length; i++) {
-            if (rateStr.charAt(i) !== '.' && rateStr.charAt(i) !== '0') {
-                firstNonZeroPos = Math.min(i + 4, rateStr.length);
-                break;
-            }
-        }
-
-        const trimmedRateStr = rateStr.substring(0, Math.max(6, Math.max(firstNonZeroPos, rateStr.indexOf('.') + 2)));
-        return appendThousandsSeparator(trimmedRateStr, isEnableThousandsSeparator);
-    }
-}
-
-export function getAdaptiveDisplayAmountRate(amount1, amount2, fromExchangeRate, toExchangeRate, isEnableThousandsSeparator) {
-    if (!amount1 || !amount2 || amount1 === amount2) {
-        if (!fromExchangeRate || !fromExchangeRate.rate || !toExchangeRate || !toExchangeRate.rate) {
-            return null;
-        }
-
-        amount1 = fromExchangeRate.rate;
-        amount2 = toExchangeRate.rate;
-    }
-
-    amount1 = parseFloat(amount1);
-    amount2 = parseFloat(amount2);
-
-    if (amount1 > amount2) {
-        const rateStr = (amount1 / amount2).toString();
-        const displayRateStr = getDisplayExchangeRateAmount(rateStr, isEnableThousandsSeparator);
-        return `${displayRateStr} : 1`;
-    } else {
-        const rateStr = (amount2 / amount1).toString();
-        const displayRateStr = getDisplayExchangeRateAmount(rateStr, isEnableThousandsSeparator);
-        return `1 : ${displayRateStr}`;
-    }
-}