my-first-backend-application

index.js

@@ -1,67 +1,133 @@
-const express = require('express')
-const app = express()
-const port = 3001
-
-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"
-    }]
-}];
+// import {_allProblemsInfo} from './problems.js';
+// import {USERS} from './userInfo.js';
+// import {SUBMISSIONS} from './submissions.js';
 
+const { USERS } = require('./userInfo.js');
+const { _allProblems } = require('./problemList.js');
+const { SUBMISSIONS } = require('./submissionsList.js');
 
-const SUBMISSION = [
-
-]
+const express = require('express');
+const { Route } = require('react-router-dom');
+const app = express()
+const port = 3001
 
-app.post('/signup', function(req, res) {
+// const QUESTIONS = [{
+//     title: "Two states",
+//     description: "Given an array , return the maximum of the array?",
+//     testCases: [{
+//         input: "[1,2,3,4,5]",
+//         output: "5"
+//     }]
+// }];
+
+function checkUserExists(email) {
+  const user = USERS[email];
+  if(user)
+    return true;
+  else
+    return false;
+}
+
+function verifyLogin(email, password) { /// this function does all the functionalites mentioned in LogIN
+  // Retrieve the user object by email
+  const user = USERS[email];
+
+  // Check if the provided password matches the stored password
+  if (user.password === password) {
+    console.log("Login Successful !");
+    return true;
+  } else {
+    console.log("Password is incorrect");
+    return false;
+  }
+
+}
+
+
+app.get('/signup', function(req, res) {
   // Add logic to decode body
+  const { email, password } = req.query;
   // body should have email and password
-
+  if(!email || !password) {
+    res.status(400).send('Email and Password are required. You can try /signup?email=bharath&password=bharath');
+  }
 
   //Store email and password (as is for now) in the USERS array above (only if the user with the given email doesnt exist)
-
-
+  if(checkUserExists(email)) {
+    res.status(400).send('User already exists');
+  }
+  else{
+    USERS[email] = {password: password, role: 'user'};
+    res.status(200).send(`Hi ${email}, Your account created successfully`);
+  }
   // 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
+app.get('/login', (req, res) => {
+  const { email, password } = req.query;
+
+  if (!email || !password) {
+    return res.status(400).send('Email and Password are required. You can try /login?email=bharath&password=bharath');
+  }
+
+  if (USERS[email]) {
+    if (USERS[email].password === password) {
+      res.status(200).send(`Hi ${email}! Login Successful. `);
+    } else {
+      res.status(400).send('Password did not match');
+    }
+  } else {
+    res.status(400).send('User Not Found');
+  }
+});
 
   // 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) {
+app.get('/problems', function(req, res) {
 
   //return the user all the questions in the QUESTIONS array
-  res.send("Hello World from route 3!")
+  res.json(_allProblems);
 })
 
-app.get("/submissions", function(req, res) {
-   // return the users submissions for this problem
-  res.send("Hello World from route 4!")
+app.get('/submissions', (req, res) => {
+  const { title } = req.query; // Access 'title' from query parameters
+  if(!title)
+  {
+    res.status(404).json({ error: 'Title not Provided. Type /submissions?title=Two Sum      You can also try title=Add Two Numbers' });
+
+  }
+  if (!SUBMISSIONS[title]) {
+    // Handle case where title is missing or not found
+    res.status(404).json({ error: 'Title not found' });
+  } else {
+    // Respond with submissions for the requested title
+    res.json(SUBMISSIONS[title]);
+  }
 });
 
-
 app.post("/submissions", function(req, res) {
+  const { title, user, code } = req.body;
+  const status = Math.random() < 0.5 ? 'Rejected' : 'Accepted';
+
+  if (!title || !user || !code) {
+    return res.status(400).send('Title, Username and code are required');
+  }
+  SUBMISSIONS[title][user] = { code, status };
+  return res.status(200).send('Submission successful');
    // 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.get("/", function(req, res) {
+  return res.json({ message: 'Hey Try these routes', Routes: ['/signup', '/login', '/problems', '/submissions'] });
+   // let the user submit a problem, randomly accept or reject the solution
+   // Store the submission in the SUBMISSION array above
+
 });
 
 // leaving as hard todos