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routes.js
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routes.js
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const express = require("express");
const userModel = require("./models");
const collection = require("./models");
const { default: mongoose } = require("mongoose");
const app = express();
var loggedIn=false;
var currUsername;
app.post('/submit',(req,res)=>{
var data={
username : req.body.username,
password : req.body.password
}
collection.findOne({username: data.username})
.then((docs)=>{
if(docs===null)
{
console.log("This username does not exist");
res.redirect('/login?alert=UsernameDoesNotExist');
}
else
{
if(docs.password===data.password)
{
console.log("Logged in");
currUsername=data.username;
loggedIn=true;
res.redirect('./homepage?alert=Successfully Logged In');
}
else
{
console.log("Incorrect password");
res.redirect('/login?alert=IncorrectPassword');
}
}
})
.catch((err)=>{
console.log(err);
console.log("Failed authentication");
res.redirect('/login?alert=FailedAuthentication');
})
});
app.get("/isLoggedIn", (req, res) => {
res.json({ loggedIn, username: currUsername });
});
app.put("/logOut", (req,res) => {
loggedIn=false;
})
app.post("/signup", async (req, res) => {
var data={
username : req.body.username,
password : req.body.password
}
console.log(data.username+" "+data.password);
collection.findOne({username: data.username})
.then((docs)=>{
if(docs===null)
{
if(data.username.length<31 && data.password.length<31 && data.username.length>4 && data.password.length>4)
{
userModel.create(data);
console.log("Success : Account registered");
res.redirect('/login?alert=Account created');
}
else
{
console.log("Username/Password should be between 5 and 30 characters")
res.redirect('/register?alert=Username/Password should be between 5 and 30 characters');
}
}
else
{
console.log("This username already exists");
res.redirect('/register?alert=This username already exists');
}
})
.catch((err)=>{
console.log(err);
console.log("Failed authentication");
res.redirect('./register');
})
});
// Fetching solved problems from database
app.get('/api/user/:username', async (req, res) => {
const { username } = req.params;
try {
const user = await collection.findOne({ username });
if (!user) {
return res.status(404).json({ error: 'User not found' });
}
res.json({ loggedIn: true, username, solvedProblems: user.solvedProblems });
} catch (error) {
console.error('Error fetching user data:', error);
res.status(500).json({ error: 'Internal Server Error' });
}
});
module.exports = app;