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