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import ethUtil from 'ethereumjs-util'
import { conversionUtil } from '../conversion-util'
import { ETH, GWEI, WEI } from '../constants/common'
export function bnToHex (inputBn) {
return ethUtil.addHexPrefix(inputBn.toString(16))
}
export function hexToDecimal (hexValue) {
return conversionUtil(hexValue, {
fromNumericBase: 'hex',
toNumericBase: 'dec',
})
}
export function decimalToHex (decimal) {
return conversionUtil(decimal, {
fromNumericBase: 'dec',
toNumericBase: 'hex',
})
}
export function getEthConversionFromWeiHex ({ value, conversionRate, numberOfDecimals = 6 }) {
const denominations = [ETH, GWEI, WEI]
let nonZeroDenomination
for (let i = 0; i < denominations.length; i++) {
const convertedValue = getValueFromWeiHex({
value,
conversionRate,
toCurrency: ETH,
numberOfDecimals,
toDenomination: denominations[i],
})
if (convertedValue !== '0' || i === denominations.length - 1) {
nonZeroDenomination = `${convertedValue} ${denominations[i]}`
break
}
}
return nonZeroDenomination
}
export function getValueFromWeiHex ({
value,
toCurrency,
conversionRate,
numberOfDecimals,
toDenomination,
}) {
return conversionUtil(value, {
fromNumericBase: 'hex',
toNumericBase: 'dec',
fromCurrency: ETH,
toCurrency,
numberOfDecimals,
fromDenomination: WEI,
toDenomination,
conversionRate,
})
}
export function getWeiHexFromDecimalValue ({
value,
fromCurrency,
conversionRate,
fromDenomination,
invertConversionRate,
}) {
return conversionUtil(value, {
fromNumericBase: 'dec',
toNumericBase: 'hex',
toCurrency: ETH,
fromCurrency,
conversionRate,
invertConversionRate,
fromDenomination,
toDenomination: WEI,
})
}
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