emotiv-ts/src/services/bci.service.js

A Typescript library that wraps the Cortex API functionalities to communicate with Emotiv headsets

import { AuthenticationService } from "./authentication.service";
import { SessionService } from "./session.service";
import { Requests } from "../enums/internal/emotiv.requests";
import { MentalCommandActiveAction } from "../models/requests/bci/mental-command-active-action";
export class BCIService {
    socket;
    constructor(socket) {
        this.socket = socket;
    }
    activateActions(profile, actions) {
        this.mentalCommandActiveActionRequest(profile, 'set', actions);
    }
    getActiveActions(profile) {
        this.mentalCommandActiveActionRequest(profile, 'get');
    }
    mentalCommandActiveActionRequest(profile, status, actions) {
        let context = this;
        let authToken = AuthenticationService.getAuthToken();
        let sessionId = SessionService.getSessionId();
        let mentalCommandActiveActionRequest = new MentalCommandActiveAction(authToken, status, profile, sessionId, actions);
        return new Promise(function (resolve, reject) {
            context.socket.send(JSON.stringify(mentalCommandActiveActionRequest));
            context.socket.onmessage = (message) => {
                try {
                    if (JSON.parse(message.data)['id'] == Requests.MENTAL_COMMAND_ACTIVE_ACTION) {
                        console.log('MENTAL COMMAND ACTIVE ACTION RESULT --------------------');
                        console.log(message.data);
                        console.log('\r\n');
                        resolve(message.data);
                    }
                }
                catch (error) {
                    console.error(error);
                }
            };
        });
    }
}