Midleware system by codernirmal with help of devstack

helper/bcrypt.js

@@ -0,0 +1,28 @@
+const bcrypt = require('bcrypt');
+const saltRounds = 10;
+ function compare(plaintxt,hash){
+  return bcrypt.compare(plaintxt, hash).then(function(result) {
+        if(result){
+            return true;
+        }
+        else{
+            return false;
+        }
+    });
+}
+ function hash(plaintxt)
+{
+   return bcrypt.hash(plaintxt, saltRounds).then(function(hash) {
+       if(hash)
+       {
+        return hash;
+       }
+       else{
+           return;
+       }
+
+
+    });
+}
+module.exports.Hash=hash;
+module.exports.Compare=compare

middleware/auth.js

@@ -0,0 +1,30 @@
+const User = require("../models/users.model");
+module.exports={
+    checkusername:async function(req,res,next){
+        const username=req.body.username;
+        const user= await User.findOne({username:username});
+    if(user != null)
+     {
+        return res.status(422).json({Status:false,errorName:"username"})
+
+     }
+
+
+         next();
+
+    },
+    checkemail:async function(req,res,next)
+    {
+        const email=req.body.email;
+        const checkEmail=await User.findOne({email:email});
+        if(checkEmail != null)
+        {
+
+           return res.status(422).json({Status:false,errorName:"email"})
+
+        }
+
+            next();
+
+    }
+}

middleware.js → middleware/middleware.js

@@ -1,9 +1,8 @@
 const jwt = require("jsonwebtoken");
-const config = require("./config");
+const config = require("../config");
 
 let checkToken = (req, res, next) => {
   let token = req.headers["authorization"];
-  console.log(token);
   token = token.slice(7, token.length);
   if (token) {
     jwt.verify(token, config.key, (err, decoded) => {
@@ -25,6 +24,7 @@ let checkToken = (req, res, next) => {
   }
 };
 
+
 module.exports = {
   checkToken: checkToken,
 };