@robertprp/intents-sdk
Version:
Shogun Network Intent-based cross-chain swaps SDK
59 lines • 2.22 kB
JavaScript
import { PERMIT2_ADDRESS } from '../../constants.js';
const TOKEN_PERMISSIONS_TYPE = [
{ name: 'token', type: 'address' },
{ name: 'amount', type: 'uint256' },
];
const TRANSFER_DATA_TYPE = [
{ name: 'token', type: 'address' },
{ name: 'receiver', type: 'address' },
{ name: 'amount', type: 'uint256' },
];
// Cross-chain order types
export const CROSS_CHAIN_PERMIT2_TYPES = {
TokenPermissions: TOKEN_PERMISSIONS_TYPE,
OrderInfo: [
{ name: 'user', type: 'address' },
{ name: 'tokenIn', type: 'address' },
{ name: 'srcChainId', type: 'uint32' },
{ name: 'deadline', type: 'uint32' },
{ name: 'amountIn', type: 'uint128' },
{ name: 'minStablecoinsAmount', type: 'uint128' },
{ name: 'executionDetailsHash', type: 'bytes32' },
{ name: 'nonce', type: 'uint256' },
],
PermitWitnessTransferFrom: [
{ name: 'permitted', type: 'TokenPermissions' },
{ name: 'spender', type: 'address' },
{ name: 'nonce', type: 'uint256' },
{ name: 'deadline', type: 'uint256' },
{ name: 'witness', type: 'OrderInfo' },
],
};
// Single-chain limit order types
export const SINGLE_CHAIN_LIMIT_PERMIT2_TYPES = {
TokenPermissions: TOKEN_PERMISSIONS_TYPE,
TransferData: TRANSFER_DATA_TYPE,
SingleChainLimitOrder: [
{ name: 'user', type: 'address' },
{ name: 'tokenIn', type: 'address' },
{ name: 'amountIn', type: 'uint256' },
{ name: 'requestedOutput', type: 'TransferData' },
{ name: 'extraTransfers', type: 'TransferData[]' },
{ name: 'encodedExternalCallData', type: 'bytes' },
{ name: 'deadline', type: 'uint32' },
{ name: 'nonce', type: 'uint256' },
],
PermitWitnessTransferFrom: [
{ name: 'permitted', type: 'TokenPermissions' },
{ name: 'spender', type: 'address' },
{ name: 'nonce', type: 'uint256' },
{ name: 'deadline', type: 'uint256' },
{ name: 'witness', type: 'SingleChainLimitOrder' },
],
};
export const PERMIT2_DOMAIN = (chainId) => ({
name: 'Permit2',
chainId,
verifyingContract: PERMIT2_ADDRESS[chainId],
});
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