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56 lines
1.5 KiB
56 lines
1.5 KiB
import contractMap from '@metamask/contract-metadata';
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import { isConfusing } from 'unicode-confusables';
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import {
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REQUIRED_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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CONFUSING_ENS_ERROR,
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CONTRACT_ADDRESS_ERROR,
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} from '../../send.constants';
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import {
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checkExistingAddresses,
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isValidDomainName,
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isOriginContractAddress,
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isDefaultMetaMaskChain,
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} from '../../../../helpers/utils/util';
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import {
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isBurnAddress,
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isValidHexAddress,
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toChecksumHexAddress,
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} from '../../../../../shared/modules/hexstring-utils';
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export function getToErrorObject(to, sendTokenAddress, chainId) {
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let toError = null;
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if (!to) {
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toError = REQUIRED_ERROR;
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} else if (
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isBurnAddress(to) ||
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(!isValidHexAddress(to, { mixedCaseUseChecksum: true }) &&
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!isValidDomainName(to))
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) {
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toError = isDefaultMetaMaskChain(chainId)
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? INVALID_RECIPIENT_ADDRESS_ERROR
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: INVALID_RECIPIENT_ADDRESS_NOT_ETH_NETWORK_ERROR;
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} else if (isOriginContractAddress(to, sendTokenAddress)) {
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toError = CONTRACT_ADDRESS_ERROR;
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}
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return { to: toError };
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}
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export function getToWarningObject(to, tokens = [], sendToken = null) {
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let toWarning = null;
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if (
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sendToken &&
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(toChecksumHexAddress(to) in contractMap ||
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checkExistingAddresses(to, tokens))
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) {
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toWarning = KNOWN_RECIPIENT_ADDRESS_ERROR;
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} else if (isValidDomainName(to) && isConfusing(to)) {
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toWarning = CONFUSING_ENS_ERROR;
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}
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return { to: toWarning };
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}
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