76 lines
2.5 KiB
JavaScript
Executable File
76 lines
2.5 KiB
JavaScript
Executable File
#!/usr/bin/env node
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const sass = require('node-sass')
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const chokidar = require('chokidar')
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const path = require('path')
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const debounce = require('lodash/debounce')
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const fs = require('fs')
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const pify = require('pify')
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const writeFile = pify(fs.writeFile.bind(fs))
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const readdir = pify(fs.readdir.bind(fs))
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const readFile = pify(fs.readFile.bind(fs))
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const render = pify(sass.render.bind(sass))
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const now = require('performance-now')
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const globalScss = path.join(__dirname, '../scss/global.scss')
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const defaultThemeScss = path.join(__dirname, '../scss/themes/_default.scss')
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const offlineThemeScss = path.join(__dirname, '../scss/themes/_offline.scss')
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const html2xxFile = path.join(__dirname, '../templates/2xx.html')
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const scssDir = path.join(__dirname, '../scss')
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const themesScssDir = path.join(__dirname, '../scss/themes')
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const assetsDir = path.join(__dirname, '../assets')
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function doWatch () {
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let start = now()
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chokidar.watch(scssDir).on('change', debounce(() => {
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console.log('Recompiling SCSS...')
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Promise.all([
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compileGlobalSass(),
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compileThemesSass()
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]).then(() => {
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console.log('Recompiled SCSS in ' + (now() - start) + 'ms')
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})
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}, 500))
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chokidar.watch()
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}
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async function renderCss (file) {
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return (await render({ file, outputStyle: 'compressed' })).css
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}
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async function compileGlobalSass () {
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let mainStyle = (await Promise.all([defaultThemeScss, globalScss].map(renderCss))).join('')
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let offlineStyle = (await renderCss(offlineThemeScss))
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let html = await readFile(html2xxFile, 'utf8')
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html = html.replace(/<!-- begin inline CSS -->[\s\S]+<!-- end inline CSS -->/,
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`<!-- begin inline CSS -->\n` +
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`<style>\n${mainStyle}</style>\n` +
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`<style media="only x" id="theOfflineStyle">\n${offlineStyle}</style>\n` +
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`<!-- end inline CSS -->`
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)
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await writeFile(html2xxFile, html, 'utf8')
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}
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async function compileThemesSass () {
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let files = (await readdir(themesScssDir)).filter(file => !path.basename(file).startsWith('_'))
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await Promise.all(files.map(async file => {
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let res = await render({ file: path.join(themesScssDir, file), outputStyle: 'compressed' })
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let outputFilename = 'theme-' + path.basename(file).replace(/\.scss$/, '.css')
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await writeFile(path.join(assetsDir, outputFilename), res.css, 'utf8')
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}))
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}
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async function main () {
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await Promise.all([compileGlobalSass(), compileThemesSass()])
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if (process.argv.includes('--watch')) {
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doWatch()
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}
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}
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Promise.resolve().then(main).catch(err => {
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console.error(err)
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process.exit(1)
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})
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