add day 13, SSRgit checkout maingit checkout mainsudo pacman -S virt-manager qemu vde2 ebtables dnsmasq bridge-utils openbsd-netcat

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day13/index.js

@@ -0,0 +1,100 @@
+import fs from 'fs'
+import path from 'path'
+import { fileURLToPath } from 'url'
+import express from 'express'
+import { createServer as createViteServer } from 'vite'
+
+const __dirname = path.dirname(fileURLToPath(import.meta.url))
+
+async function createServer() {
+    const app = express()
+
+    app.use(express.static(__dirname + '/public'))
+
+    // Create Vite server in middleware mode and configure the app type as
+    // 'custom', disabling Vite's own HTML serving logic so parent server
+    // can take control
+    const vite = await createViteServer({
+        server: { middlewareMode: true },
+        appType: 'custom'
+    })
+
+    // use vite's connect instance as middleware
+    // if you use your own express router (express.Router()), you should use router.use
+    app.use(vite.middlewares)
+
+    app.use('*', async (req, res, next) => {
+        const url = req.originalUrl
+
+        try {
+            // 1. Read index.html
+            let template
+            template = fs.readFileSync(
+                path.resolve(__dirname, 'index.html'),
+                'utf-8'
+            )
+
+            let fileName = url.split('/');
+            if (fileName[1] === '') {
+                fileName = '/index';
+            } else {
+                fileName = fileName.join('/').toLowerCase().trim();
+            }
+
+            console.log(fileName);
+
+            // 2. Apply Vite HTML transforms. This injects the Vite HMR client, and
+            //    also applies HTML transforms from Vite plugins, e.g. global preambles
+            //    from @vitejs/plugin-react
+            template = await vite.transformIndexHtml(url, template)
+
+            // 3. Load the server entry. vite.ssrLoadModule automatically transforms
+            //    your ESM source code to be usable in Node.js! There is no bundling
+            //    required, and provides efficient invalidation similar to HMR.
+            const { SSRPage } = await vite.ssrLoadModule('/src/entry-server.js')
+
+            let pageData
+            try {
+                pageData = fs.readFileSync(
+                    path.resolve(__dirname, './src/pages' + fileName + '.devto'),
+                    'utf-8',
+                )
+            } catch (e) {
+                pageData = fs.readFileSync(
+                    path.resolve(__dirname, './src/layouts/404.devto'),
+                    'utf-8'
+                )
+            }
+
+            // 4. render the app HTML. This assumes entry-server.js's exported `render`
+            //    function calls appropriate framework SSR APIs,
+            //    e.g. ReactDOMServer.renderToString()
+            const appHtml = await SSRPage(pageData)
+
+            const styles = await vite.ssrLoadModule('/src/style.css')
+
+            const main = await vite.ssrLoadModule('/src/main')
+
+            const appState = main.appState
+
+            const style = styles.default
+            // 5. Inject the app-rendered HTML into the template.
+            const stylizedTemplate = template.replace('<!--style-outlet-->', '<style type="text/css">' + style + '</style>')
+
+            const html = stylizedTemplate.replace(`<!--ssr-outlet-->`, eval(appHtml))
+
+            // 6. Send the rendered HTML back.
+            res.status(200).set({ 'Content-Type': 'text/html' }).end(html)
+        } catch (e) {
+            // If an error is caught, let Vite fix the stack trace so it maps back to
+            // your actual source code.
+            vite.ssrFixStacktrace(e)
+            res.status(500).end(e.stack)
+            next(e)
+        }
+    })
+
+    app.listen(3000)
+}
+
+createServer()