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@elearntics/xapi-events

0.2.0 • Public • Published

xapi-events Build Status

Manage student interactions in elearning applications using the xAPI specification

Install

$ npm install @elearntics/xapi-events

Usage

Option 1: Import xapiEvent as a module

import xapiEvents from 'xapievents';

Option 2: Load the script in your HTML

<script src="node_modules/@elearntics/xapi-events/dist/xapi-events.js" type="text/javascript"></script>

Basic example

const defaultStatement = xapiEvents.getDefaultStatement();
 
const events = [{
  id: 'select-text',
  callback: xapiEvents.LRS.send,
  name: 'mouseup',
  elementSelectors: ['.text'],
  isValid: false,
  status: 'OFF',
  statement: [...defaultStatement, {
    verb: 'selected',
    actor: 'actor@email.com'
  }]
}];
 
xapiEvents.LRS.setConfig({
  USERNAME: 'username',
  PASSWORD: 'password',
  URL: 'http://example.com'
});
 
xapiEvents.addEvents(events);
xapiEvents.enableAllEvents();
xapiEvents.listenEnabledEvents();
xapiEvents.init('actor@email.com', 'xapiEvents-Example');

xAPI Event format

id

A unique identifier.

callback

The function to be executed when the event is triggered.

name

The name of the event listener. (i.e: click, mouseup, mousedown...)

elementSelector

The query selector for the HTML elements that will listen to the event.

targetElement

The array elements that are listening to the event.

statement

The statement structure that will be used when the event is triggers.

status

The event status. There are three possible states:

  • ON
  • OFF
  • DISABLED (the initial state)

The event will only be available if its state is ON.

API

xapiEvents.init(actor, authority)

Initializes xapiEvents by default.

xapiEvents.reset

Resets xapiEvents by default.

xapiEvents.setBaseStatement(author, authority)

Sets the default statement that is used to build the rest of the statements.

xapiEvents.listenEnabledEvents

It subscribes to all the events for all the xAPI events that are enabled.

xapiEvents.stopEnabledEvents

It remove the subscription to all the events for all the xAPI events that are enabled.

xapiEvents.addEvent(event)

Add a single xAPI Event.

xapiEvents.addEvents([events])

Add multiple xAPI Events.

xapiEvents.removeEventById(id)

Remove the first event it founds a given xAPI Event id;

xapiEvents.enableAllEvents

Set all the xAPI events status to ON.

xapiEvents.enableEventById

Set an xAPI event status to ON.

xapiEvents.disableEventById

Set ALL the xAPI events status to OFF.

xapiEvents.disableEvent

Set an xAPI event status to OFF.

xapiEvents.getDefaultEvent

Gets the default xAPI event structure.

xapiEvents.getDefaultStatement

Gets the default statment structure.

xapiEvents.getTargetElements

Gets all the elements that are listening to the event.

xapiEvents.isValidEvent

Returns if the event is well-formed.

LRS

You can set the credentials to connect to your LRS.

xapiEvents.LRS.setConfig

  • username: your username.
  • password: your password.
  • url: the url where your LRS is hosted.
xapiEvents.LRS.setConfig({
  USERNAME: 'username',
  PASSWORD: 'password',
  URL: 'http://example.com'
});

xapiEvents.LRS.send

Post an statement to your LRS. Can be used as a callback for an xapi-event.

License

MIT © elearntics

Install

npm i @elearntics/xapi-events

DownloadsWeekly Downloads

1

Version

0.2.0

License

MIT

Unpacked Size

1.21 MB

Total Files

10

Last publish

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