zksync-sso/dist/_esm/client/session/account.js

ZKsync Smart Sign On SDK

import { hashTypedData } from "viem";
import { toAccount } from "viem/accounts";
import { serializeTransaction } from "viem/zksync";
import { getEip712Domain } from "../utils/getEip712Domain.js";
export function toSessionAccount(parameters) {
    const { address, signTransaction } = parameters;
    const account = toAccount({
        address,
        async signTransaction(transaction) {
            const signableTransaction = {
                ...transaction,
                from: this.address,
                type: "eip712",
            };
            const eip712DomainAndMessage = getEip712Domain(signableTransaction);
            const digest = hashTypedData(eip712DomainAndMessage);
            return serializeTransaction({
                ...signableTransaction,
                customSignature: await signTransaction({
                    hash: digest,
                    to: signableTransaction.to,
                    callData: signableTransaction.data,
                }),
            });
        },
        sign: async () => {
            throw new Error(`account.sign not supported for SSO Session Client`);
        },
        signMessage: async () => {
            throw new Error(`account.signMessage not supported for SSO Session Client`);
        },
        signTypedData: async () => {
            throw new Error(`account.signTypedData not supported for SSO Session Client`);
        },
    });
    return {
        ...account,
        source: "ssoSessionAccount",
    };
}
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