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apps/web/src/constants/currencies.ts

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+export const CURRENCIES = [
+  { code: 'IDR', name: 'Indonesian Rupiah', symbol: 'Rp' },
+  { code: 'USD', name: 'US Dollar', symbol: '$' },
+  { code: 'EUR', name: 'Euro', symbol: '€' },
+  { code: 'GBP', name: 'British Pound', symbol: '£' },
+  { code: 'JPY', name: 'Japanese Yen', symbol: '¥' },
+  { code: 'AUD', name: 'Australian Dollar', symbol: 'A$' },
+  { code: 'CAD', name: 'Canadian Dollar', symbol: 'C$' },
+  { code: 'CHF', name: 'Swiss Franc', symbol: 'CHF' },
+  { code: 'CNY', name: 'Chinese Yuan', symbol: '¥' },
+  { code: 'SGD', name: 'Singapore Dollar', symbol: 'S$' },
+  { code: 'HKD', name: 'Hong Kong Dollar', symbol: 'HK$' },
+  { code: 'MYR', name: 'Malaysian Ringgit', symbol: 'RM' },
+  { code: 'THB', name: 'Thai Baht', symbol: '฿' },
+  { code: 'KRW', name: 'South Korean Won', symbol: '₩' },
+  { code: 'INR', name: 'Indian Rupee', symbol: '₹' },
+  { code: 'PHP', name: 'Philippine Peso', symbol: '₱' },
+  { code: 'NZD', name: 'New Zealand Dollar', symbol: 'NZ$' },
+  { code: 'NOK', name: 'Norwegian Krone', symbol: 'kr' },
+  { code: 'SEK', name: 'Swedish Krona', symbol: 'kr' },
+  { code: 'DKK', name: 'Danish Krone', symbol: 'kr' },
+  { code: 'PLN', name: 'Polish Zloty', symbol: 'zł' },
+  { code: 'CZK', name: 'Czech Koruna', symbol: 'Kč' },
+  { code: 'HUF', name: 'Hungarian Forint', symbol: 'Ft' },
+  { code: 'BGN', name: 'Bulgarian Lev', symbol: 'лв' },
+  { code: 'RON', name: 'Romanian Leu', symbol: 'lei' },
+  { code: 'HRK', name: 'Croatian Kuna', symbol: 'kn' },
+  { code: 'RUB', name: 'Russian Ruble', symbol: '₽' },
+  { code: 'TRY', name: 'Turkish Lira', symbol: '₺' },
+  { code: 'BRL', name: 'Brazilian Real', symbol: 'R$' },
+  { code: 'MXN', name: 'Mexican Peso', symbol: '$' },
+  { code: 'ZAR', name: 'South African Rand', symbol: 'R' },
+  { code: 'ILS', name: 'Israeli Shekel', symbol: '₪' },
+  { code: 'ISK', name: 'Icelandic Krona', symbol: 'kr' },
+] as const;
+
+export type CurrencyCode = typeof CURRENCIES[number]['code'];
+
+export const getCurrencyByCode = (code: string) => {
+  return CURRENCIES.find(currency => currency.code === code);
+};
+
+export const formatCurrency = (amount: number, currencyCode: string) => {
+  const currency = getCurrencyByCode(currencyCode);
+  if (!currency) return `${amount} ${(amount === 1) ? currencyCode : currencyCode + 's'}`;
+  
+  // For IDR, format without decimals
+  if (currencyCode === 'IDR') {
+    return `${currency.symbol} ${amount.toLocaleString('id-ID', { maximumFractionDigits: 0 })}`;
+  }
+  
+  // For other currencies, use 2 decimal places
+  return `${currency.symbol} ${amount.toLocaleString('en-US', { minimumFractionDigits: 2, maximumFractionDigits: 2 })}`;
+};