Universa

This is an official Node.js module from Universa to facilitate access to the Java library using Universa's UMI protocol.

Get started

Prerequisites

• Node 8+
• JVM v1.8* must be installed to run the UMI tool. Java runtimes for different OSes could be downloaded from https://www.java.com/en/download/.

Installing

This library is distributed on npm. In order to add it as a dependency, run the following command:

$ npm i --save universa-umi

Usage

const { PrivateKey, Contract } = require('universa-umi');
 
async function main () {
  const privateKey = await PrivateKey.create(2048);
  const contract = await Contract.create(privateKey);
  await contract.seal();
  console.log(`Contract is ok: ${await contract.check()}`);
  console.log(`Contract id: ${await (await contract.getId()).toString()}`)
}
 
main();

Running the tests

• Clone the repo

  $ git clone https://gitlab.com/universa/universa.git && cd universa

• Install the dependencies

  $ npm install

• Run the tests:

  $ npm test

Acknowledgments

• Universa Java API: https://kb.universablockchain.com/general_java_api/5
• Universa UMI server: https://kb.universablockchain.com/umi_protocol/98
• Universa Ruby gem: https://github.com/sergeych/universa
• Universa Python package: https://github.com/vkovrigin/universa

Versioning

We use SemVer for versioning. For the versions available, see the tags on this repository.

Built with

• TypeScript

License

This project is licensed under the MIT License - see the LICENSE.md file for details.