@solsdk/xswap_sdk/dist/esm/core/evm/order-signature.js

Universal cross-chain swaps SDK

import { EVMIntentProvider } from './intent-provider.js';
import { CROSS_CHAIN_PERMIT2_TYPES, PERMIT2_DOMAIN, SINGLE_CHAIN_LIMIT_PERMIT2_TYPES } from './permit2.js';
export async function getEVMSingleChainOrderTypedData(order) {
    const randomNonce = EVMIntentProvider.getRandomNonce();
    const permissionMessage = EVMIntentProvider.getSingleChainLimitPermissionMessage(order, randomNonce);
    const orderTypedData = {
        domain: PERMIT2_DOMAIN(order.chainId),
        types: SINGLE_CHAIN_LIMIT_PERMIT2_TYPES,
        primaryType: 'PermitWitnessTransferFrom',
        message: permissionMessage,
    };
    return { orderTypedData, nonce: randomNonce };
}
/**
 * Generates typed data for EVM order signatures
 * @param order The order to generate typed data for
 * @returns Object containing the typed data and nonce
 */
export async function getEVMCrossChainOrderTypedData(order) {
    const randomNonce = EVMIntentProvider.getRandomNonce();
    const permissionMessage = EVMIntentProvider.getCrossChainPermissionMessage(order, randomNonce);
    const orderTypedData = {
        domain: PERMIT2_DOMAIN(order.sourceChainId),
        types: CROSS_CHAIN_PERMIT2_TYPES,
        primaryType: 'PermitWitnessTransferFrom',
        message: permissionMessage,
    };
    return { orderTypedData, nonce: randomNonce };
}
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