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

import type { SendTransactionIntent, StakingTransactionIntent, TransactionIntent } from './api'
import BigNumber from 'bignumber.js'

export function fromBigNumberToBigInt(bigNumber: BigNumber | undefined): bigint | undefined
export function fromBigNumberToBigInt(
  bigNumber: BigNumber | undefined,
  defaultValue: bigint
): bigint
export function fromBigNumberToBigInt(
  bigNumber: BigNumber | undefined,
  defaultValue?: bigint
): bigint | undefined {
  if (BigNumber.isBigNumber(bigNumber)) {
    return BigInt(bigNumber.toFixed())
  }
  return defaultValue
}

export function isSendTransactionIntent(tx: TransactionIntent): tx is SendTransactionIntent {
  return tx.intentType === 'transaction'
}

export function isStakingTransactionIntent(tx: TransactionIntent): tx is StakingTransactionIntent {
  return tx.intentType === 'staking'
}