Merge pull request #171 from skrijwan100/main-616

npm package simple-auth-kit

Author: ianshulx

assets/simple-auth-kit.png

@@ -513,6 +513,13 @@ const projects = [
     imgSrc:"assets/stackoverflow.png"
 
   },
+  {
+    title:"Simple-auth-kit",
+    url:"https://github.com/ianshulx/React-projects-for-beginners/tree/main-616/simple-auth-kit",
+    description:"A simple and reusable Node.js authentication package using **MongoDB**, **JWT**, and **bcrypt**. Just plug it into your frontend project and go!",
+    imgSrc:"assets/Simple-auth-kit.png"
+
+  },
 
 ];
 

projects.js

@@ -0,0 +1,3 @@
+node_modules
+.env
+*test.js

simple-auth-kit/.gitignore

@@ -0,0 +1,7 @@
+# Ignore node_modules and test/dev files
+node_modules
+.env
+*.log
+*.test.js
+example/
+README-template.md

simple-auth-kit/.npmignore

@@ -0,0 +1,47 @@
+# simple-auth-kit 🔐
+---
+## ✨ Provide authentication with write backend code 
+---
+A simple and reusable Node.js authentication package using **MongoDB**, **JWT**, and **bcrypt**. Just plug it into your frontend project and go!
+
+---
+## 🚀 Installation
+```bash
+npm install simple-auth-kit
+
+```
+## 🛠️ Usage
+
+```js
+const { connectDB, register, login } = require("simple-auth-kit");
+
+// Connect to MongoDB
+connectDB("mongodb://localhost:27017/testauth");
+
+// Register a new user
+const reg = async () => {
+  const res = await register({
+    name: "Rijwan",
+    email: "[email protected]",
+    address: "India",
+    gender: "male",
+    password: "pass123"
+  });
+  console.log(res);
+};
+reg();
+
+// Login the user
+const loginuser = async () => {
+  const res = await login({
+    email: "[email protected]",
+    password: "pass123"
+  });
+  console.log(res);
+};
+loginuser();
+
+//More sample code are comming 
+
+
+

simple-auth-kit/README.md

@@ -0,0 +1,8 @@
+const {connectDB} = require("./lib/db")
+const {register,login,getuser}= require("./lib/auth")
+module.exports = {
+  connectDB,
+  register,
+  login,
+  getuser
+};

simple-auth-kit/index.js

@@ -0,0 +1,26 @@
+const mongoose= require('mongoose')
+const {Schema}= mongoose;
+const userSchema = new Schema({
+    username:{
+        type:String,
+        require:true
+    },
+    email:{
+        type:String,
+        require:true,
+        unique: true,
+    },
+    address:{
+        type:String,
+    },
+    gender:{
+        type:String,
+
+    },
+    password:{
+        type:String,
+        require:true
+    }
+},{ timestamps: true })
+
+module.exports=mongoose.model('User',userSchema);

simple-auth-kit/lib/Usermodle.js

@@ -0,0 +1,62 @@
+const User = require("./Usermodle");
+const jwt = require("jsonwebtoken");
+const JWT_SERECT='fd*x$hT&nB#'
+const { hashPassword,comparepassword,fecthuser } = require("./utils");
+
+async function register({ name, email, address, gender, password }) {
+    try {
+
+
+        const chakeuser = await User.findOne({ email })
+        console.log(email)
+
+        if (chakeuser) {
+            return { status: false, message: "User already exists" }
+        }
+        hashpas = await hashPassword(password)
+        const newuser = await User({
+            username: name,
+            email: email,
+            address: address,
+            gender: gender,
+            password: hashpas
+        });
+        await newuser.save()
+        return { status: true, message: "User registered" };
+    } catch (error) {
+        console.log(error)
+        return { status: false, message: "Some error happend" }
+    }
+}
+async function login({email,password}) {
+    try {
+        const finduser= await User.findOne({email});
+        if(!finduser){
+            return {status:false,message:"Invalid email or password"}
+        }
+        const chakepass= await comparepassword(password,finduser.password)
+        if(!chakepass){
+            return {status:false,message:"Invalid email or password"}
+        }
+        const authtoken= jwt.sign({
+            user:finduser._id
+        },JWT_SERECT)
+        return {status:true,message:"Login Successful",token:authtoken}
+        
+    } catch (error) {
+        console.log(error)
+        return { status: false, message: "Some error happend" }
+    }
+    
+}
+async function getuser(authtoken) {
+        const userdata= await fecthuser(authtoken)
+        if(!userdata){
+            return {status:false,message:"Inavlid token"}
+        }
+        const userid=userdata.user
+        const finduser= await User.findById(userid).select("-password")
+        return finduser
+
+}
+module.exports = { register,login ,getuser };

simple-auth-kit/lib/auth.js

@@ -0,0 +1,16 @@
+const mongoose = require('mongoose')
+
+async function connectDB(uri) {
+    try {
+        await mongoose.connect(uri)
+        console.log("✅ MongoDB connected");
+
+
+    } catch (error) {
+        console.error("❌ MongoDB connection error:", err.message); 
+        return {error:'error to connect with your mongodb.'}
+    }
+    
+}
+
+module.exports={connectDB};

simple-auth-kit/lib/db.js

@@ -0,0 +1,31 @@
+const bcrypt = require("bcrypt")
+const jwt = require("jsonwebtoken");
+const JWT_SERECT='fd*x$hT&nB#'
+async function hashPassword(password) {
+    console.log(password)
+    const salt= await bcrypt.genSalt(12)
+    const hashPassword= await bcrypt.hash(password,salt)
+    return hashPassword;    
+}
+async function comparepassword(raw,haspass) {
+    const chakepass= await bcrypt.compare(raw,haspass)
+    if(chakepass){
+        return true
+    }
+    return false
+}
+async function fecthuser(authtoken) {
+    try {
+        if(!authtoken){
+            return false
+        }
+        const data= jwt.verify(authtoken,JWT_SERECT)
+        return data
+        
+    } catch (error) {
+        console.log(error)
+        return false
+        
+    }
+}
+module.exports={hashPassword,comparepassword,fecthuser}