index.js

const express=require('express');
const app=express();
const mongoose=require('mongoose');
const authRoute=require("./routes/auth");
const userRoute=require("./routes/users");
const postRoute=require("./routes/posts");
const categoriRoute=require("./routes/categories");
const multer=require("multer");
const cors=require('cors');
const path=require('path');


const dotenv=require("dotenv");


dotenv.config();

app.use(express.json());
app.use("/images",express.static(path.join(__dirname,"/images")));
app.use(cors());
mongoose.connect(process.env.Mongo_URL,{
    useNewUrlParser:true,
    useUnifiedTopology: true,
}).then(console.log("Connected to MongoDB")).catch(err=>console.log(err))

const storage = multer.diskStorage({
    destination: (req, file, cb) => {
      cb(null, "images");
    },
    filename: (req, file, cb) => {
      cb(null, req.body.name);
    },
  });
  
  const upload = multer({ storage: storage });
  app.post("/api/upload", upload.single("file"), (req, res) => {
    res.status(200).json("File has been uploaded");
  });

app.use("/api/auth",authRoute);
app.use("/api/users",userRoute);
app.use("/api/posts",postRoute);
app.use("/api/categories",categoriRoute);

app.listen("5000",()=>{
    console.log('Server is up on port 5000')
})