openchain-sdk-yxl-ts/lib/common/operation/contractCreate.js

OpenChain SDK for browser

import protobuf from 'protobufjs';
import long from 'long';
import bundleJson from '../../crypto/protobuf/bundle.js';

/**
 * Contract create operation
 * @param args
 * @return {payload}
 */
export default function (args) {
  try {
    const { initBalance, payload, metadata, sourceAddress, initInput } = args;
    const root = protobuf.Root.fromJSON(bundleJson);

    const contract = root.lookupType('protocol.Contract');
    const contractMsg = contract.create({
      payload: payload,
      // type: 0,
    });

    const accountThreshold = root.lookupType('protocol.AccountThreshold');
    const accountThresholdMsg = accountThreshold.create({
      txThreshold: 1,
    });

    const accountPrivilege = root.lookupType('protocol.AccountPrivilege');
    const accountPrivilegeMsg = accountPrivilege.create({
      // masterWeight: 0,
      thresholds: accountThresholdMsg,
    });

    const createAccount = root.lookupType('protocol.OperationCreateAccount');
    const opt = {
      initBalance: long.fromValue(initBalance),
      priv: accountPrivilegeMsg,
      contract: contractMsg,
    };

    if (initInput) {
      opt.initInput = initInput;
    }

    const createAccountMsg = createAccount.create(opt);

    const operation = root.lookupType('protocol.Operation');
    const operationPayload = {
      type: operation.Type.CREATE_ACCOUNT,
      createAccount: createAccountMsg,
    };

    if (sourceAddress) {
      operationPayload.sourceAddress = sourceAddress;
    }

    if (metadata) {
      operationPayload.metadata = metadata;
    }

    const err = operation.verify(operationPayload);

    if (err) {
      throw Error(err);
    }

    return operation.create(operationPayload);
  } catch (err) {
    throw err;
  }
};