src/commands/token/chat.js

const { Flags } = require('@oclif/core');
const { TwilioClientCommand } = require('@twilio/cli-core').baseCommands;
const Twilio = require('twilio');
const createToken = require('../../helpers/accessToken.js');
const globalFlags = require('../../helpers/globalFlags.js');
const { validateSid } = require('../../helpers/validation-helpers.js');

class ChatTokenGenerator extends TwilioClientCommand {
	constructor(argv, config) {
		super(argv, config);

		this.showHeaders = true;
	}

	async run() {
		await super.run();

		const chatServiceSid = await this.flags['chat-service-sid'];
		const accessToken = createToken.call(this);

		if (!validateSid('IS', chatServiceSid)) {
			this.logger.error(
				'Invalid Chat Service SID, must look like ISxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx',
			);
			process.exit(1);
		}

		const chatGrant = new Twilio.jwt.AccessToken.ChatGrant({
			serviceSid: chatServiceSid,
		});
		accessToken.addGrant(chatGrant);

		this.logger.info('Copy/paste this chat token into your test application:');
		this.output({ jwt: accessToken.toJwt() }, undefined, {
			showHeaders: false,
		});
	}
}

const ChatTokenGeneratorFlags = {
	identity: Flags.string({
		description: 'The user identity for this Chat',
		required: true,
	}),
	'chat-service-sid': Flags.string({
		description: 'The service SID for the Chat, starts with ISXXX',
		required: true,
	}),
};

ChatTokenGenerator.flags = Object.assign(
	ChatTokenGeneratorFlags,
	TwilioClientCommand.flags,
	globalFlags,
);
module.exports = ChatTokenGenerator;