Second-hand alert - Norway

REVIEWERS! Note for reviewers a bit down the page.

Purpose of library

Second-hand alert - Norway is a browser extension that gives you an alert when second hand/used alternatives to new products are available. Browse a connected store and get get a link to a second-hand alternative when available.

About-page - secondhandalert.xyz

The about/help-page is separate from the plugin to easier update install instructions and can be found on secondhandalert.xyz. The ? in the top right corner of the browser extension points to this site.

Development

How to develop and debug a new extention for a country or additional stores in an existing one is found in the development-documentation repository.

Note for reviewers

Build and structure documentation for reviewers and developers.

Install, build and package

npm install
npm run build
npm run package

File structure

The build process is mostly Rollup with ./rollup.config.js, but the different versions of manifest.json is a custom JavaScript thing. Directly under the ./lib-folder you have all functions and variables to build the browser extension for different browsers. Files in ./lib/<browser>/ imports the correct functions and variables needed for rollup to build to ./dist-unpackaged/<browser>/. zip-chrome and web-ext is used to package the browser extensions into the ./dist-folder.

Tools used (dev-dependencies)

All external libraries listed in package.json, but also here:

• "@arrow-js/core": "^1.0.0-alpha.10" To populate popup.html with content. Pulls info from background.js. Bundled together with lib.popup.js to become popup.js. Not used in content scripts.
• "@rollup/plugin-node-resolve": "^16.0.1" Rollup-plugin for popup.js
• rollup": "^4.48.1" Bundling tool for content scripts, background.js and popup.js
• "standard": "^17.1.2" Used for ensuring good coding practice. Not all files are possible to keep in line with StandardJS.
• "web-ext": "^9.0.1" Testing and packing extension for Firefox
• ./lib/manifest.js Custom build-script for manifest.json

Rights

Copyright © 2024 - 2026 Espen Klem. All rights reserved