Got working preact SSR

server/db/example-data.js

@@ -0,0 +1,7 @@
+export const initialDatabaseValue = {
+    users: {
+        ['BachoSeven']: {},
+        ['aziis98']: {},
+    },
+    problems: {},
+}

server/main.js

@@ -1,79 +0,0 @@
-import express from 'express'
-
-import crypto from 'crypto'
-
-// import serveStatic from 'serve-static'
-import bodyParser from 'body-parser'
-import cookieParser from 'cookie-parser'
-
-import { authMiddleware, loggingMiddleware, PingRouter, StatusRouter } from './server/routes.js'
-import { createDatabase, getUser, updateUser } from './server/db/database.js'
-
-const app = express()
-
-const sessions = {
-    store: {},
-    createSession(username) {
-        const sid = crypto.randomBytes(10).toString('hex')
-        this.store[sid] = username
-        return sid
-    },
-    getUserForSession(sid) {
-        return this.store[sid] ?? null
-    },
-}
-
-const db = createDatabase('./db.local.json', {
-    users: {
-        ['BachoSeven']: {},
-        ['aziis98']: {},
-    },
-    problems: {},
-})
-
-app.use(bodyParser.json())
-app.use(cookieParser())
-
-app.use(loggingMiddleware)
-app.use(authMiddleware(sid => sessions.getUserForSession(sid)))
-
-app.use('/api/status', new StatusRouter())
-app.use('/api/ping', new PingRouter())
-
-app.get('/api/current-user', (req, res) => {
-    res.json(sessions.getUserForSession(req.cookies.sid))
-})
-
-app.post('/api/login', (req, res) => {
-    const { username } = req.body
-    res.cookie('sid', sessions.createSession(username), { maxAge: 1000 * 60 * 60 * 24 * 7 })
-    res.json({ status: 'ok' })
-})
-
-app.post('/api/logout', (req, res) => {
-    res.cookie('sid', '', { expires: new Date() })
-    res.json({ status: 'ok' })
-})
-
-app.get('/api/user/:id', async (req, res) => {
-    const user = await getUser(db, req.params.id)
-
-    if (user) {
-        res.json(user)
-    } else {
-        res.sendStatus(404)
-    }
-})
-
-app.post('/api/user/:id', async (req, res) => {
-    await updateUser(db, req.params.id, req.body)
-    res.sendStatus(200)
-})
-
-app.all('*', (_req, res) => {
-    res.sendStatus(404)
-})
-
-app.listen(4000, () => {
-    console.log(`Started server on port 4000...`)
-})

server/routers.js

@@ -0,0 +1,86 @@
+import crypto from 'crypto'
+
+import bodyParser from 'body-parser'
+import cookieParser from 'cookie-parser'
+
+import { authMiddleware, loggingMiddleware, PingRouter, StatusRouter } from './middlewares.js'
+import { createDatabase, getUser, updateUser } from './db/database.js'
+import express from 'express'
+import { initialDatabaseValue } from './db/example-data.js'
+import { useId } from 'preact/hooks'
+
+export async function createApiRouter() {
+    const sessions = {
+        store: {},
+        createSession(username) {
+            const sid = crypto.randomBytes(10).toString('hex')
+            this.store[sid] = username
+            return sid
+        },
+        getUserForSession(sid) {
+            return this.store[sid] ?? null
+        },
+    }
+
+    const db = createDatabase('./db.local.json', initialDatabaseValue)
+
+    const r = express.Router()
+
+    r.use(bodyParser.json())
+    r.use(cookieParser())
+
+    r.use(loggingMiddleware)
+    r.use(authMiddleware(sid => sessions.getUserForSession(sid)))
+
+    r.use('/api/status', new StatusRouter())
+    r.use('/api/ping', new PingRouter())
+
+    r.get('/api/current-user', async (req, res) => {
+        const userId = sessions.getUserForSession(req.cookies.sid)
+        if (!userId) {
+            res.cookie('sid', '', { expires: new Date() })
+            res.status(400)
+            res.end('Invalid session token')
+            return
+        }
+
+        const user = await getUser(db, userId)
+
+        res.json({
+            username: userId,
+            ...user,
+        })
+    })
+
+    r.post('/api/login', (req, res) => {
+        const { username } = req.body
+        res.cookie('sid', sessions.createSession(username), { maxAge: 1000 * 60 * 60 * 24 * 7 })
+        res.json({ status: 'ok' })
+    })
+
+    r.post('/api/logout', (req, res) => {
+        res.cookie('sid', '', { expires: new Date() })
+        res.json({ status: 'ok' })
+    })
+
+    r.get('/api/user/:id', async (req, res) => {
+        const user = await getUser(db, req.params.id)
+
+        if (user) {
+            res.json(user)
+        } else {
+            res.sendStatus(404)
+        }
+    })
+
+    r.post('/api/user/:id', async (req, res) => {
+        await updateUser(db, req.params.id, req.body)
+        res.sendStatus(200)
+    })
+
+    // r.all('*', (_req, res) => {
+    //     res.sendStatus(404)
+    // })
+
+    return r
+}