fangs/source/background-scripts/initialize.ts

39 lines
959 B
TypeScript

import browser from 'webextension-polyfill';
import Bang, {BangParameters} from '../bang/bang.js';
browser.browserAction.onClicked.addListener(async () => {
await browser.runtime.openOptionsPage();
});
browser.runtime.onInstalled.addListener(async () => {
if (import.meta.env.DEV) {
await browser.runtime.openOptionsPage();
}
});
browser.webNavigation.onBeforeNavigate.addListener(async (details) => {
const detailsUrl = new URL(details.url);
if (detailsUrl.host !== 'duckduckgo.com') {
return;
}
const qParameter = detailsUrl.searchParams.get('q') ?? undefined;
if (qParameter === undefined) {
return;
}
const id = Bang.parseId(qParameter);
if (id === undefined) {
return;
}
const data = await browser.storage.local.get(id);
if (data[id] === undefined) {
return;
}
const bang = Bang.parseParameters(qParameter, data[id] as BangParameters);
await browser.tabs.update({url: bang.destination});
});