53 lines
1.5 KiB
JavaScript
53 lines
1.5 KiB
JavaScript
/*
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Generate a caching service worker for HA
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Will be called as part of build_frontend.
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Expects home-assistant-polymer repo as submodule of HA repo.
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Creates a caching service worker based on the CURRENT content of HA repo.
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Output service worker to build/service_worker.js
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*/
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var crypto = require('crypto');
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var fs = require('fs');
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var path = require('path');
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var swPrecache = require('sw-precache');
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var rootDir = '..';
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function md5(filename) {
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return crypto.createHash('md5')
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.update(fs.readFileSync(filename)).digest('hex');
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}
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var appPaths = ['/', '/states', '/logbook', '/history', '/map',
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'/devService', '/devState', '/devEvent', '/devInfo', '/devTemplate'];
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var fingerprinted = ['frontend', 'mdi'];
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var dynamicUrlToDependencies = {};
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appPaths.forEach(ap => {
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dynamicUrlToDependencies[ap] = [rootDir + '/frontend.html'];
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});
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fingerprinted.forEach(fn => {
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var hash = md5(rootDir + '/' + fn + '.html');
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var url = '/static/' + fn + '-' + hash + '.html';
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var fpath = rootDir + '/' + fn + '.html';
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dynamicUrlToDependencies[url] = [fpath];
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});
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swPrecache.write(path.join('build', 'service_worker.js'), {
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dynamicUrlToDependencies: dynamicUrlToDependencies,
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staticFileGlobs: [
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rootDir + '/favicon-192x192.png',
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rootDir + '/webcomponents-lite.min.js',
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rootDir + '/fonts/roboto/Roboto-Light.ttf',
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rootDir + '/fonts/roboto/Roboto-Medium.ttf',
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rootDir + '/fonts/roboto/Roboto-Regular.ttf',
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rootDir + '/fonts/roboto/Roboto-Bold.ttf',
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rootDir + '/images/card_media_player_bg.png',
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],
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stripPrefix: '..',
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replacePrefix: 'static',
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});
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