@aeternity/aepp-sdk/es/tx/builder/field-types/nonce.js

SDK for the æternity blockchain

import { isAccountNotFoundError } from '../../../utils/other.js';
import shortUInt from './short-u-int.js';
import { ArgumentError } from '../../../utils/errors.js';
import { Tag } from '../constants.js';
export default function genNonceField(senderKey) {
  return {
    ...shortUInt,
    serialize(value, {
      tag
    }) {
      if (Tag.GaAttachTx === tag && value !== 1) {
        throw new ArgumentError('nonce', 'equal 1 if GaAttachTx', value);
      }
      return shortUInt.serialize(value);
    },
    async prepare(value, params, options) {
      if (value != null) return value;
      // TODO: uncomment the below line
      // if (options._isInternalBuild === true) return 0;
      const {
        onNode,
        strategy
      } = options;
      const senderId = options[senderKey];
      const requirement = 'provided (or provide `nonce` instead)';
      if (onNode == null) throw new ArgumentError('onNode', requirement, onNode);
      if (senderId == null) throw new ArgumentError('senderId', requirement, senderId);
      return (await onNode.getAccountNextNonce(senderId.replace(/^ok_/, 'ak_'), {
        strategy
      }).catch(error => {
        if (!isAccountNotFoundError(error)) throw error;
        return {
          nextNonce: 1
        };
      })).nextNonce;
    },
    senderKey
  };
}
//# sourceMappingURL=nonce.js.map