@quoine/core/components/Money/format/getInfo.js

// JPY, IDR, INR, PHP
const fiatLong = (new Intl.NumberFormat('en', {
  style: 'decimal',
  minimumFractionDigits: 0,
  maximumFractionDigits: 0,
})).format;

// rest of fiat
const fiat = (new Intl.NumberFormat('en', {
  style: 'decimal',
  minimumFractionDigits: 2,
  maximumFractionDigits: 2,
})).format;

const precisionCrypto = process.env.REACT_APP_VENDOR === 'qryptos' ? 8 : 5;
// BTC, ETH, etc...
const crypto = (new Intl.NumberFormat('en', {
  style: 'decimal',
  minimumFractionDigits: precisionCrypto,
  maximumFractionDigits: precisionCrypto,
})).format;

// XBJ
const contract = (new Intl.NumberFormat('en', {
  style: 'decimal',
  minimumFractionDigits: 0,
  maximumFractionDigits: 0,
})).format;

const percent = (new Intl.NumberFormat('en', {
  style: 'percent',
  minimumFractionDigits: 2,
  maximumFractionDigits: 2,
})).format;

const percentRate = (new Intl.NumberFormat('en', {
  style: 'percent',
  minimumFractionDigits: 3,
  maximumFractionDigits: 3,
})).format;

const fxRate = (new Intl.NumberFormat('en', {
  style: 'decimal',
  minimumFractionDigits: 2,
  maximumFractionDigits: 2,
})).format;

// the most precise one, often use to compare
const full = (new Intl.NumberFormat('en', {
  style: 'decimal',
  minimumFractionDigits: 8,
  maximumFractionDigits: 8,
  useGrouping: false,
})).format;

const infos = {
  // === fiat
  AUD: {
    format: fiat,
    symbol: '$',
    split: false,
  },
  CNY: {
    format: fiat,
    symbol: '¥',
    split: false,
  },
  EUR: {
    format: fiat,
    symbol: '€',
    split: false,
  },
  HKD: {
    format: fiat,
    symbol: '$',
    split: false,
  },
  SGD: {
    format: fiat,
    symbol: '$',
    split: false,
  },
  USD: {
    format: fiat,
    symbol: '$',
    split: false,
  },
  IDR: {
    format: fiatLong,
    symbol: 'Rp',
    split: false,
  },
  INR: {
    format: fiatLong,
    symbol: '₹',
    split: false,
  },
  JPY: {
    format: fiatLong,
    symbol: '¥',
    split: false,
  },
  PHP: {
    format: fiatLong,
    symbol: '₱',
    split: false,
  },
  // === crypto
  BTC: {
    format: crypto,
    symbol: '฿',
    split: true,
  },
  BCH: {
    format: crypto,
    symbol: '฿',
    split: true,
  },
  DASH: {
    format: crypto,
    symbol: 'Đ',
    split: true,
  },
  ETC: {
    format: crypto,
    symbol: 'Ξ',
    split: true,
  },
  ETH: {
    format: crypto,
    symbol: 'Ξ',
    split: true,
  },
  LTC: {
    format: crypto,
    symbol: 'Ł',
    split: true,
  },
  NEO: {
    format: crypto,
    symbol: 'ζ',
    split: true,
  },
  XBT: {
    format: crypto,
    symbol: '฿',
    split: true,
  },
  XEM: {
    format: crypto,
    symbol: 'ν',
    split: true,
  },
  XLM: {
    format: crypto,
    symbol: 'ρ',
    split: true,
  },
  XMR: {
    format: crypto,
    symbol: 'ɱ',
    split: true,
  },
  XRP: {
    format: crypto,
    symbol: 'ρ',
    split: true,
  },
  FCT: {
    format: crypto,
    symbol: 'φ',
    split: true,
  },
  REP: {
    format: crypto,
    symbol: 'α',
    split: true,
  },
  ZEC: {
    format: crypto,
    symbol: 'ζ',
    split: true,
  },
  // === contract
  XBJ: {
    format: contract,
    symbol: '',
    split: false,
  },
  // === percent
  percent: {
    format: percent,
    symbol: '',
    split: false,
  },
  percentRate: {
    format: percentRate,
    symbol: '',
    split: false,
  },
  // === rate
  fxRate: {
    format: fxRate,
    symbol: '',
    split: false,
  },
  // === default
  full: {
    format: full,
    symbol: '',
    split: false,
  },
};

const getInfo = (currency) => {
  const info = infos[currency];
  if (!info) {
    return ({
      format: crypto,
      symbol: currency,
      split: true,
    });
  }
  return info;
};

export default getInfo;