feat(billing): bill new Brazilian accounts in BRL and show currency-aware credit top-ups

2026-06-02 15:49:13 +05:30
parent 4339e0ee0a
commit b38618b5d3
17 changed files with 364 additions and 76 deletions
@@ -0,0 +1,35 @@
+// Single source of truth for billing currencies on the frontend.
+// Adding a currency = one entry in BILLING_CURRENCY_CONFIG, add the code to
+// SUPPORTED_BILLING_CURRENCIES, and add its label key under
+// BILLING_SETTINGS.CURRENCY.OPTIONS in the locale files.
+
+export const DEFAULT_BILLING_CURRENCY = 'usd';
+
+// Order here drives the order of the currency toggle in the UI.
+export const SUPPORTED_BILLING_CURRENCIES = ['usd', 'brl'];
+
+export const BILLING_CURRENCY_CONFIG = {
+  usd: {
+    code: 'usd',
+    intlLocale: 'en-US',
+    i18nLabelKey: 'BILLING_SETTINGS.CURRENCY.OPTIONS.USD',
+  },
+  brl: {
+    code: 'brl',
+    intlLocale: 'pt-BR',
+    i18nLabelKey: 'BILLING_SETTINGS.CURRENCY.OPTIONS.BRL',
+  },
+};
+
+export const getCurrencyConfig = code =>
+  BILLING_CURRENCY_CONFIG[(code || DEFAULT_BILLING_CURRENCY).toLowerCase()] ||
+  BILLING_CURRENCY_CONFIG[DEFAULT_BILLING_CURRENCY];
+
+export const formatCurrencyAmount = (amount, code, options = {}) => {
+  const { intlLocale, code: currencyCode } = getCurrencyConfig(code);
+  return new Intl.NumberFormat(intlLocale, {
+    style: 'currency',
+    currency: currencyCode.toUpperCase(),
+    ...options,
+  }).format(amount);
+};