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import Metadata from '@polkadot/metadata';
import { TypeRegistry } from '@polkadot/types';
/**
* Construct a balance transfer transaction offline
*
* @param metadataRpc - The SCALE-encoded metadata, as a hex string. Can be
* retrieved via the RPC all `state_getMetadata`
* @param to - The recipient of the transfer
* @param amount - The amount to send
*/
export function balanceTransfer(
metadataRpc: string,
to: string,
amount: number
): string {
const registry = new TypeRegistry();
const metadata = new Metadata(registry, metadataRpc);
return metadata.tx.balances.transfer(to, amount).toHex();
}