pw-core/src/signers/blake2b-signer.ts

blake2b-signer.ts

import { Signer, Message } from '.';
import { Blake2bHasher } from '../hashers';
import { Provider } from '../providers';

export class Blake2bSigner extends Signer {

  constructor(public readonly provider: Provider, key: string = null) {
    super(new Blake2bHasher(key));
  }

  signMessage(message: string): Promise<string>{
    return this.provider.sign(message);
  }

  async signMessages(messages: Message[]): Promise<string[]> {
    const sigs = [];
    for (const message of messages) {
      if (
        this.provider.address.toLockScript().toHash() === message.lock.toHash()
      ) {
        sigs.push(await this.provider.sign(message.message));
      } else {
        sigs.push('0x');
      }
    }

    return sigs;
  }

}