44 lines
1.3 KiB
JavaScript
44 lines
1.3 KiB
JavaScript
/* global API */// msg.js
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'use strict';
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(() => {
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const ORIGIN = 'https://userstyles.world';
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const HANDLERS = Object.assign(Object.create(null), {
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async 'usw-ready'() {
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send({type: 'usw-remove-stylus-button'});
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if (location.pathname === '/api/oauth/style/new') {
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const styleId = Number(new URLSearchParams(location.search).get('vendor_data'));
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const data = await API.data.pop('usw' + styleId);
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send({type: 'usw-fill-new-style', data});
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}
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},
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async 'usw-style-info-request'(data) {
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switch (data.requestType) {
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case 'installed': {
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const updateUrl = `${ORIGIN}/api/style/${data.styleID}.user.css`;
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const style = await API.styles.find({updateUrl});
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send({
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type: 'usw-style-info-response',
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data: {installed: Boolean(style), requestType: 'installed'},
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});
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break;
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}
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}
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},
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});
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window.addEventListener('message', ({data, source, origin}) => {
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// Some browser don't reveal `source` to extensions e.g. Firefox
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if (data && (source ? source === window : origin === ORIGIN)) {
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const fn = HANDLERS[data.type];
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if (fn) fn(data);
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}
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});
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function send(msg) {
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window.postMessage(msg, ORIGIN);
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}
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})();
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