Assignment 1 - Completed / Full Stack Roadmap

index.js

@@ -1,73 +1,43 @@
-const express = require('express')
-const app = express()
-const port = 3001
+const express = require('express');
+const app = express();
+const port = 3001;
+// JSON body parsor
+app.use(express.json());
 
-const USERS = [];
+// Dummy database
+const USERS = [{}];
 
-const QUESTIONS = [{
-    title: "Two states",
-    description: "Given an array , return the maximum of the array?",
-    testCases: [{
-        input: "[1,2,3,4,5]",
-        output: "5"
-    }]
-}];
-
-
-const SUBMISSION = [
-
-]
-
-app.post('/signup', function(req, res) {
-  // Add logic to decode body
-  // body should have email and password
-
-
-  //Store email and password (as is for now) in the USERS array above (only if the user with the given email doesnt exist)
-
-
-  // return back 200 status code to the client
-  res.send('Hello World!')
-})
-
-app.post('/login', function(req, res) {
-  // Add logic to decode body
-  // body should have email and password
-
-  // Check if the user with the given email exists in the USERS array
-  // Also ensure that the password is the same
-
-
-  // If the password is the same, return back 200 status code to the client
-  // Also send back a token (any random string will do for now)
-  // If the password is not the same, return back 401 status code to the client
-
-
-  res.send('Hello World from route 2!')
-})
-
-app.get('/questions', function(req, res) {
-
-  //return the user all the questions in the QUESTIONS array
-  res.send("Hello World from route 3!")
-})
-
-app.get("/submissions", function(req, res) {
-   // return the users submissions for this problem
-  res.send("Hello World from route 4!")
+app.get('/',(req,res)=>{
+  res.json({message:"This is home page"});
 });
 
-
-app.post("/submissions", function(req, res) {
-   // let the user submit a problem, randomly accept or reject the solution
-   // Store the submission in the SUBMISSION array above
-  res.send("Hello World from route 4!")
+app.post('/signup', (req, res) => {
+  const { email, password } = req.body;
+  // Creating an existing user
+  const exisitingUser = USERS.find((user) => user.email === email);
+  if (exisitingUser) {
+    return res.status(401).json({ message: "User already exists" });
+  }
+  USERS.push({ email, password });
+  // Returning a status
+  // Console logging the user object
+  console.log(USERS);
+  res.status(200).json({ message: "User created Successfully" });
 });
 
-// leaving as hard todos
-// Create a route that lets an admin add a new problem
-// ensure that only admins can do that.
+app.post('/login',(req,res)=>{
+  const {email,password} = req.body;
+  const user = USERS.find((user)=>{user.email===email});
+  if(!user || user.password !==password){
+    return (res.status(403).json({message:"Email not found! Please Sign in first"}));
+  }
+  // Creating a token 
+  const token = Math.random().toString(36).substring(7);
+  res.sendStatus(200).json({message:"Login Successful",token});
+  console.log(user,token);
+})
+
 
-app.listen(port, function() {
-  console.log(`Example app listening on port ${port}`)
-})
+app.listen(port,()=>{
+  console.log(`The server is listening at http://localhost:${port}`);
+});