@reown/appkit-siwx/dist/esm/src/verifiers/SolanaVerifier.js

The chain agnostic tool to enable authentication for AppKit applications.

import bs58 from 'bs58';
import nacl from 'tweetnacl';
import { ConstantsUtil } from '@reown/appkit-common';
import { SIWXVerifier } from '../core/SIWXVerifier.js';
/**
 * Default verifier for Solana sessions.
 */
export class SolanaVerifier extends SIWXVerifier {
    constructor() {
        super(...arguments);
        this.chainNamespace = ConstantsUtil.CHAIN.SOLANA;
    }
    async verify(session) {
        try {
            const publicKey = bs58.decode(session.data.accountAddress);
            const signature = bs58.decode(session.signature);
            const message = new TextEncoder().encode(session.message.toString());
            const isValid = nacl.sign.detached.verify(message, signature, publicKey);
            return Promise.resolve(isValid);
        }
        catch (error) {
            return Promise.resolve(false);
        }
    }
}
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