feat(nestjs): migrate to NestJS

packages/server/src/utils/format-number.ts

@@ -0,0 +1,67 @@
+import { get } from 'lodash';
+import * as accounting from 'accounting';
+import * as Currencies from 'js-money/lib/currency';
+
+const getNegativeFormat = (formatName) => {
+  switch (formatName) {
+    case 'parentheses':
+      return '(%s%v)';
+    case 'mines':
+      return '-%s%v';
+  }
+};
+
+const getCurrencySign = (currencyCode) => {
+  return get(Currencies, `${currencyCode}.symbol`);
+};
+
+export interface IFormatNumberSettings {
+  precision?: number;
+  divideOn1000?: boolean;
+  excerptZero?: boolean;
+  negativeFormat?: string;
+  thousand?: string;
+  decimal?: string;
+  zeroSign?: string;
+  money?: boolean;
+  currencyCode?: string;
+  symbol?: string;
+}
+
+export const formatNumber = (
+  balance,
+  {
+    precision = 2,
+    divideOn1000 = false,
+    excerptZero = false,
+    negativeFormat = 'mines',
+    thousand = ',',
+    decimal = '.',
+    zeroSign = '',
+    money = true,
+    currencyCode,
+    symbol = '',
+  }: IFormatNumberSettings,
+) => {
+  const formattedSymbol = getCurrencySign(currencyCode);
+  const negForamt = getNegativeFormat(negativeFormat);
+  const format = '%s%v';
+
+  let formattedBalance = parseFloat(balance);
+
+  if (divideOn1000) {
+    formattedBalance /= 1000;
+  }
+  return accounting.formatMoney(
+    formattedBalance,
+    money ? formattedSymbol : symbol ? symbol : '',
+    precision,
+    thousand,
+    decimal,
+    {
+      pos: format,
+      neg: negForamt,
+      zero: excerptZero ? zeroSign : format,
+    },
+  );
+};