The Util Directory

The util directory in ScandiPWA contains various utility functions that don't belong in the other categories

Some Util directories, such as Address, Cart, Currency, Menu, Price, Product, facilitate working with certain kinds of data. Others define commonly-needed functionality:

util directory	Purpose
Auth	Responsible for user authentication
BrowserDatabase	Convenience methods for accessing the browser's local storage with a simpler API
CSS	CSS manipulation. E.g. an utility for setting a CSS variable. This is useful if you want to be able to dynamically edit theme colors from the admin panel.
Extensions	Implements a part of the plugin mechanism
FormPortalCollector	Works with form data
History	Exports a history object using the history library.
Media	Utility for working with media URLs
Mobile	Function that helps determine the browser device, and wether it is a mobile device.
Polyfill	Defines polyfills. Currently includes the smoothscroll polyfill
Promise	Implements a cancelable promise
Query	Defines tools to work with GraphQL queries
Request	Defines tools to work with Requests
Url	Tools to work with URLs and parse them.

Finally, there is the Braintree directory, which can handle interaction with the Braintree payment method.

When overriding the theme or creating plugins, you are allowed to override Util files to add functionality, or to create your own Util files.