Youtube Live Chat API

• Socket.io API wrapper around the YouTube live chat API.
• Messages are stored in Mongo DB.

Socket Events

const socket = io('http://path-to-server');
// emitted when there are new messages, is an array of messages
socket.on('messages', (messages) => {
  console.log(messages);
});

Endpoints

• Start listening for messages
  • GET /listen
    • Will start listening for chat messages and emitting socket events in for first live event found
    • Will return false if there are no live events
• Get a list of all youtube events
  • GET /events
• Get a list of all live chat messages
  • GET /messages
• Filter messages by liveChatId (obtain id from events endpoint)
  • GET /messages?liveChatId=some-liveChatId-from-active-events-endpoint-to-filter-messages
• Filter messages by some regex against the message
  • GET /messages?q=any-valid-regular-expression-to-filter-messages

Configuration

• Copy .env.sample to .env and update accordingly

Required

Variables needed to listen for messages:

Variable	Description
MONGO_URI	Mongo DB URL, used to store chat messages
GOOGLE_API_KEY	Google API Key, used to retrieve messages
YOUTUBE_CHANNEL_ID	The channel to listen for messages

Extra

If you would like to send messages as well, the following variables are required:

Variable	Description
GOOGLE_REFRESH_TOKEN	Oauth refresh token
GOOGLE_CLIENT_ID	Oauth client id
GOOGLE_CLIENT_SECRET	Oauth client secret

Client

See the example-client for socket.io client usage.