woocommerce/plugins/woocommerce-admin/client/lib/tracks.js

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/**
* External dependencies
*/
import debug from 'debug';
/**
* Module variables
*/
const tracksDebug = debug( 'wc-admin:tracks' );
/**
* Record an event to Tracks
*
* @param {string} eventName The name of the event to record, don't include the wcadmin_ prefix
* @param {Object} eventProperties event properties to include in the event
*/
export function recordEvent( eventName, eventProperties ) {
tracksDebug( 'recordevent %s %o', 'wcadmin_' + eventName, eventProperties, {
_tqk: window._tkq,
shouldRecord:
process.env.NODE_ENV !== 'development' &&
!! window._tkq &&
!! window.wcTracks &&
!! window.wcTracks.isEnabled,
} );
if (
! window.wcTracks ||
typeof window.wcTracks.recordEvent !== 'function' ||
process.env.NODE_ENV === 'development'
) {
return false;
}
window.wcTracks.recordEvent( eventName, eventProperties );
}
const tracksQueue = {
localStorageKey() {
return 'tracksQueue';
},
clear() {
if ( ! window.localStorage ) {
return;
}
window.localStorage.removeItem( tracksQueue.localStorageKey() );
},
get() {
if ( ! window.localStorage ) {
return [];
}
let items = window.localStorage.getItem(
tracksQueue.localStorageKey()
);
items = items ? JSON.parse( items ) : [];
items = Array.isArray( items ) ? items : [];
return items;
},
add( ...args ) {
if ( ! window.localStorage ) {
// If unable to queue, run it now.
tracksDebug( 'Unable to queue, running now', { args } );
recordEvent.apply( null, args || undefined );
return;
}
let items = tracksQueue.get();
const newItem = { args };
items.push( newItem );
items = items.slice( -100 ); // Upper limit.
tracksDebug( 'Adding new item to queue.', newItem );
window.localStorage.setItem(
tracksQueue.localStorageKey(),
JSON.stringify( items )
);
},
process() {
if ( ! window.localStorage ) {
return; // Not possible.
}
const items = tracksQueue.get();
tracksQueue.clear();
tracksDebug( 'Processing items in queue.', items );
items.forEach( ( item ) => {
if ( typeof item === 'object' ) {
tracksDebug( 'Processing item in queue.', item );
recordEvent.apply( null, item.args || undefined );
}
} );
},
};
/**
* Queue a tracks event.
*
* This allows you to delay tracks events that would otherwise cause a race condition.
* For example, when we trigger `wcadmin_tasklist_appearance_continue_setup` we're simultaneously moving the user to a new page via
* `window.location`. This is an example of a race condition that should be avoided by enqueueing the event,
* and therefore running it on the next pageview.
*
* @param {string} eventName The name of the event to record, don't include the wcadmin_ prefix
* @param {Object} eventProperties event properties to include in the event
*/
export function queueRecordEvent( eventName, eventProperties ) {
tracksQueue.add( eventName, eventProperties );
}
/**
* Record a page view to Tracks
*
* @param {string} path the page/path to record a page view for
* @param {Object} extraProperties extra event properties to include in the event
*/
export function recordPageView( path, extraProperties ) {
if ( ! path ) {
return;
}
recordEvent( 'page_view', { path, ...extraProperties } );
// Process queue.
tracksQueue.process();
}