48 lines
1.3 KiB
JavaScript
48 lines
1.3 KiB
JavaScript
import crypto from 'crypto'
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import fs from 'fs'
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import pify from 'pify'
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import path from 'path'
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import { rollup } from 'rollup'
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import { terser } from 'rollup-plugin-terser'
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import replace from 'rollup-plugin-replace'
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import fromPairs from 'lodash-es/fromPairs'
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import { themes } from '../src/routes/_static/themes'
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const writeFile = pify(fs.writeFile.bind(fs))
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const themeColors = fromPairs(themes.map(_ => ([_.name, _.color])))
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export async function buildInlineScript () {
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let inlineScriptPath = path.join(__dirname, '../inline-script.js')
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let bundle = await rollup({
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input: inlineScriptPath,
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plugins: [
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replace({
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'process.browser': true,
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'process.env.THEME_COLORS': JSON.stringify(themeColors)
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}),
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terser({
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mangle: true,
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compress: true
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})
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]
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})
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let { output } = await bundle.generate({
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format: 'iife',
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sourcemap: true
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})
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let { code, map } = output[0]
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let fullCode = `${code}//# sourceMappingURL=/inline-script.js.map`
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let checksum = crypto.createHash('sha256').update(fullCode).digest('base64')
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await writeFile(path.resolve(__dirname, '../inline-script-checksum.json'),
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JSON.stringify({ checksum }), 'utf8')
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await writeFile(path.resolve(__dirname, '../static/inline-script.js.map'),
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map.toString(), 'utf8')
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return '<script>' + fullCode + '</script>'
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}
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