use camelcase file names from now on...

src/middleware/authentication.ts

@@ -0,0 +1,36 @@
+// socket io jwt auth middleware
+import { verify } from 'jsonwebtoken'
+import { TSocket } from '../utilities/types'
+import config from '../utilities/config'
+import UserRepository from '../repositories/userRepository'
+import { User } from '@prisma/client'
+
+export async function Authentication(socket: TSocket, next: any) {
+  if (!socket.request.headers.cookie) {
+    console.log('No cookie provided')
+    return next(new Error('Authentication error'))
+  }
+
+  const cookies = socket.request.headers.cookie.split('; ').reduce((prev: any, current: any) => {
+    const [name, value] = current.split('=')
+    prev[name] = value
+    return prev
+  }, {})
+
+  const token = cookies['token']
+
+  if (token) {
+    verify(token, config.JWT_SECRET, async (err: any, decoded: any) => {
+      if (err) {
+        console.log('err')
+        return next(new Error('Authentication error'))
+      }
+
+      socket.user = (await UserRepository.getById(decoded.id)) as User
+      next()
+    })
+  } else {
+    console.log('No token provided')
+    next(new Error('Authentication error'))
+  }
+}