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https://github.com/kremalicious/metamask-extension.git
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ee205b893f
* create custom addHexPrefix function * switch to custom addHexPrefix Co-authored-by: Mark Stacey <markjstacey@gmail.com> Co-authored-by: Erik Marks <rekmarks@protonmail.com>
60 lines
1.8 KiB
JavaScript
60 lines
1.8 KiB
JavaScript
import {
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conversionUtil,
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multiplyCurrencies,
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} from '../../helpers/utils/conversion-util'
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import { addHexPrefix } from '../../../../app/scripts/lib/util'
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const MIN_GAS_PRICE_DEC = '0'
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const MIN_GAS_PRICE_HEX = parseInt(MIN_GAS_PRICE_DEC, 10).toString(16)
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const MIN_GAS_LIMIT_DEC = '21000'
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const MIN_GAS_LIMIT_HEX = parseInt(MIN_GAS_LIMIT_DEC, 10).toString(16)
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const MIN_GAS_PRICE_GWEI = addHexPrefix(
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conversionUtil(MIN_GAS_PRICE_HEX, {
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fromDenomination: 'WEI',
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toDenomination: 'GWEI',
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fromNumericBase: 'hex',
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toNumericBase: 'hex',
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numberOfDecimals: 1,
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}),
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)
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const MIN_GAS_TOTAL = multiplyCurrencies(MIN_GAS_LIMIT_HEX, MIN_GAS_PRICE_HEX, {
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toNumericBase: 'hex',
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multiplicandBase: 16,
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multiplierBase: 16,
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})
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const TOKEN_TRANSFER_FUNCTION_SIGNATURE = '0xa9059cbb'
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const INSUFFICIENT_FUNDS_ERROR = 'insufficientFunds'
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const INSUFFICIENT_TOKENS_ERROR = 'insufficientTokens'
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const NEGATIVE_ETH_ERROR = 'negativeETH'
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const INVALID_RECIPIENT_ADDRESS_ERROR = 'invalidAddressRecipient'
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const INVALID_RECIPIENT_ADDRESS_NOT_ETH_NETWORK_ERROR =
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'invalidAddressRecipientNotEthNetwork'
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const REQUIRED_ERROR = 'required'
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const KNOWN_RECIPIENT_ADDRESS_ERROR = 'knownAddressRecipient'
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const SIMPLE_GAS_COST = '0x5208' // Hex for 21000, cost of a simple send.
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const BASE_TOKEN_GAS_COST = '0x186a0' // Hex for 100000, a base estimate for token transfers.
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export {
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INSUFFICIENT_FUNDS_ERROR,
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INSUFFICIENT_TOKENS_ERROR,
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INVALID_RECIPIENT_ADDRESS_ERROR,
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KNOWN_RECIPIENT_ADDRESS_ERROR,
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INVALID_RECIPIENT_ADDRESS_NOT_ETH_NETWORK_ERROR,
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MIN_GAS_LIMIT_DEC,
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MIN_GAS_LIMIT_HEX,
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MIN_GAS_PRICE_DEC,
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MIN_GAS_PRICE_GWEI,
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MIN_GAS_PRICE_HEX,
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MIN_GAS_TOTAL,
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NEGATIVE_ETH_ERROR,
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REQUIRED_ERROR,
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SIMPLE_GAS_COST,
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TOKEN_TRANSFER_FUNCTION_SIGNATURE,
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BASE_TOKEN_GAS_COST,
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}
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