文件操作 - service-worker.mjs

文件: /var/www/OLD/node_modules/nitropack/dist/presets/_nitro/service-worker.mjs

编辑文件内容

import { existsSync, promises as fsp } from "node:fs";
import { defineNitroPreset } from "nitropack/kit";
import { resolve } from "pathe";
import { joinURL } from "ufo";
const serviceWorker = defineNitroPreset(
  () => {
    return {
      extends: "base-worker",
      entry: "./runtime/service-worker",
      output: {
        serverDir: "{{ output.dir }}/public/server"
      },
      commands: {
        preview: "npx serve ./public"
      },
      hooks: {
        "prerender:generate"(route, nitro) {
          const script = scriptTemplate(nitro.options.baseURL);
          route.contents = (route.contents || "").replace(
            "</head>",
            `${script}
</head>`
          );
        },
        async compiled(nitro) {
          await fsp.writeFile(
            resolve(nitro.options.output.publicDir, "sw.js"),
            `self.importScripts('${joinURL(
              nitro.options.baseURL,
              "server/index.mjs"
            )}');`,
            "utf8"
          );
          const html = htmlTemplate(nitro.options.baseURL);
          if (!existsSync(resolve(nitro.options.output.publicDir, "index.html"))) {
            await fsp.writeFile(
              resolve(nitro.options.output.publicDir, "index.html"),
              html,
              "utf8"
            );
          }
          if (!existsSync(resolve(nitro.options.output.publicDir, "200.html"))) {
            await fsp.writeFile(
              resolve(nitro.options.output.publicDir, "200.html"),
              html,
              "utf8"
            );
          }
          if (!existsSync(resolve(nitro.options.output.publicDir, "404.html"))) {
            await fsp.writeFile(
              resolve(nitro.options.output.publicDir, "404.html"),
              html,
              "utf8"
            );
          }
        }
      }
    };
  },
  {
    name: "service-worker",
    url: import.meta.url
  }
);
export default [serviceWorker];
function htmlTemplate(baseURL = "/") {
  return (
    /* html */
    `<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <link rel="prefetch" href="${joinURL(baseURL, "sw.js")}">
  <link rel="prefetch" href="${joinURL(baseURL, "server/index.mjs")}">
  ${scriptTemplate(baseURL)}
</head>
<body>
  Initializing nitro service worker...
</body>
</html>`
  );
}
function scriptTemplate(baseURL = "/") {
  return (
    /* js */
    `
<script>
async function register () {
  const registration = await navigator.serviceWorker.register('${joinURL(
      baseURL,
      "sw.js"
    )}')
  await navigator.serviceWorker.ready
  registration.active.addEventListener('statechange', (event) => {
    if (event.target.state === 'activated') {
      window.location.reload()
    }
  })
}
if ('serviceWorker' in navigator) {
  if (location.hostname !== 'localhost' && location.protocol === 'http:') {
    location.replace(location.href.replace('http://', 'https://'))
  } else {
    register()
  }
}
<\/script>
`
  );
}

文件操作 - service-worker.mjs

文件: /var/www/OLD/node_modules/nitropack/dist/presets/_nitro/service-worker.mjs

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