How to use the @zilliqa-js/subscriptions.MessageType.EVENT_LOG function in @zilliqa-js/subscriptions

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github Zilliqa / Zilliqa-JavaScript-Library / examples / newEventLogSubscriptions.js View on Github external
async function test() {
  // first run `python websocket.py` to start websocket server locally
  const zilliqa = new Zilliqa('https://dev-api.zilliqa.com');
  const subscriber = zilliqa.subscriptionBuilder.buildEventLogSubscriptions(
    'ws://',
    {
      addresses: [
        '0x2ce491a0fd9e318b39172258101b7c836da7449b',
        '0x167e3980e04eab1e89ff84523ae8c77e008932dc',
      ],
    },
  );
  subscriber.emitter.on(StatusType.SUBSCRIBE_EVENT_LOG, (event) => {
    console.log('get SubscribeEventLog echo: ', event);
  });
  subscriber.emitter.on(MessageType.EVENT_LOG, (event) => {
    console.log('get new event log: ', JSON.stringify(event));
  });
  subscriber.emitter.on(MessageType.UNSUBSCRIBE, (event) => {
    console.log('get unsubscribe event: ', event);
  });

  await subscriber.start();
  // await subscriber.stop();
}