@metamask/multichain-account-service/dist/providers/SnapKeyringClient.mjs

Service to manage multichain accounts

import { KeyringClient } from "@metamask/keyring-snap-client";
import { KeyringClient as KeyringClientV2 } from "@metamask/keyring-snap-client/v2";
/**
 * Builds a version-agnostic {@link SnapKeyringClient} backed by either the v1
 * or v2 keyring client, based on the Snap's declared capabilities.
 *
 * @param sender - The transport used to talk to the Snap.
 * @param isV2 - Whether to back the client with the v2 keyring client.
 * @returns A {@link SnapKeyringClient}.
 */
export function createSnapKeyringClient(sender, isV2) {
    if (isV2) {
        const client = new KeyringClientV2(sender);
        return {
            getAccounts: async () => client.getAccounts(),
            deleteAccount: async (id) => client.deleteAccount(id),
            discoverAccounts: async () => {
                // v2 discovery is driven by `createAccounts({ bip44:discover })` through
                // the bridge keyring, so the client is never used for discovery here.
                throw new Error('discoverAccounts is not supported on the v2 keyring client');
            },
        };
    }
    const client = new KeyringClient(sender);
    return {
        getAccounts: async () => client.listAccounts(),
        deleteAccount: async (id) => client.deleteAccount(id),
        discoverAccounts: async (scopes, entropySource, groupIndex) => client.discoverAccounts(scopes, entropySource, groupIndex),
    };
}
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