pleroma-fe/build/sw_plugin.js
2025-02-28 10:52:04 -05:00

128 lines
3.3 KiB
JavaScript

import { fileURLToPath } from 'node:url'
import { dirname } from 'node:path'
import { readFile } from 'node:fs/promises'
import { build } from 'vite'
import { generateServiceWorkerMessages } from './service_worker_messages.js'
const projectRoot = dirname(dirname(fileURLToPath(import.meta.url)))
export const devSwPlugin = ({
swSrc,
swDest,
}) => {
return {
name: 'dev-sw-plugin',
apply: 'serve',
resolveId (id) {
const name = id.startsWith('/') ? id.slice(1) : id
if (name === swDest) {
return swSrc
}
return null
},
async load (id) {
if (id === swSrc) {
return readFile(swSrc, 'utf-8')
}
return null
},
/**
* vite does not bundle the service worker
* during dev, and firefox does not support ESM as service worker
* https://bugzilla.mozilla.org/show_bug.cgi?id=1360870
*/
// async transform (code, id) {
// if (id === swSrc) {
// console.log('load virtual')
// const res = await build({
// entryPoints: [swSrc],
// bundle: true,
// write: false,
// outfile: 'sw-pleroma.js',
// alias: {
// 'src': projectRoot + '/src',
// },
// define: {
// 'import.meta.glob': 'require'
// }
// })
// console.log('res', res)
// const text = res.outputFiles[0].text
// console.log('text', text)
// return text
// }
// }
}
}
// Idea taken from
// https://github.com/vite-pwa/vite-plugin-pwa/blob/main/src/plugins/build.ts
// rollup does not support compiling to iife if we want to code-split;
// however, we must compile the service worker to iife because of browser support.
// Run another vite build just for the service worker targeting iife at
// the end of the build.
export const buildSwPlugin = ({
swSrc,
swDest,
}) => {
let config
return {
name: 'build-sw-plugin',
enforce: 'post',
apply: 'build',
configResolved (resolvedConfig) {
config = {
define: resolvedConfig.define,
resolve: resolvedConfig.resolve,
plugins: [swMessagesPlugin()],
publicDir: false,
build: {
...resolvedConfig.build,
lib: {
entry: swSrc,
formats: ['iife'],
name: 'sw_pleroma'
},
emptyOutDir: false,
rollupOptions: {
output: {
entryFileNames: swDest
}
}
},
configFile: false
}
},
closeBundle: {
order: 'post',
sequential: true,
async handler () {
console.log('Building service worker for production')
await build(config)
}
}
}
}
const swMessagesName = 'virtual:pleroma-fe/service_worker_messages'
const swMessagesNameResolved = '\0' + swMessagesName
export const swMessagesPlugin = () => {
return {
name: 'sw-messages-plugin',
resolveId (id) {
if (id === swMessagesName) {
return swMessagesNameResolved
} else {
return null
}
},
async load (id) {
if (id === swMessagesNameResolved) {
const messages = await generateServiceWorkerMessages()
return `export default ${JSON.stringify(messages, undefined, 2)}`
}
return null
}
}
}