// SPDX-FileCopyrightText: © 2024 LEDGER SAS
// SPDX-License-Identifier: Apache-2.0

// Forked from @ledgerhq/live-currency-format/src/parseCurrencyUnit.ts
import type { Unit } from '../api/types'
import { BigNumber } from 'bignumber.js'

export const parseCurrencyUnit = (unit: Unit, valueString: string): BigNumber => {
  const str = valueString.replace(/,/g, '.')
  const value = new BigNumber(str)
  if (value.isNaN()) return new BigNumber(0)
  return value.times(new BigNumber(10).pow(unit.magnitude)).integerValue()
}