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index.js
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index.js
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const express = require('express');
const app = express();
const bodyParser = require('body-parser');
const jwt = require('jsonwebtoken');
const cors = require('cors');
app.use(bodyParser.json());
app.use(cors());
const {Account , Teams} = require('./db.js')
const JWT_SECRET = require("./config.js");
app.get('/', (req, res) => {
res.send("this is index.js page");
})
app.post('/login', async (req, res) => {
const { username, password } = req.body;
try {
const userExist = await Account.findOne({ username });
if (!userExist) {
return res.status(404).json({ "message": "User doesn't exist" });
}
if ((userExist.password !== password)) {
return res.status(401).json({ "message": "Incorrect password" });
}
const token = jwt.sign({ username }, JWT_SECRET);
return res.json({ message: "Signin successful", token: `Bearer ${token}` });
} catch (error) {
console.error("Error in signin:", error);
return res.status(500).json({ error: "Internal server error" });
}
})
app.post('/test', async (req, res) => {
const { level } = req.body;
const authorizationHeader = req.headers.authorization;
if (!authorizationHeader) {
return res.status(401).json({ message: 'Log in first' });
}
const token = authorizationHeader.split(' ')[1];
try {
const decoded = jwt.verify(token, JWT_SECRET);
const teamName = decoded.username;
const team = await Teams.findOneAndUpdate(
{ TeamName: teamName },
{ levelReached: level },
{ new: true, upsert: true }
);
return res.json({ message: `Level ${level} completed. Reached level: ${team.levelReached +1}` });
} catch (error) {
console.error('Error updating level:', error);
return res.status(401).json({ message: 'Unauthorized' });
}
});
app.get('/current-level', async (req, res) => {
const authorizationHeader = req.headers.authorization;
if (!authorizationHeader) {
return res.status(401).json({ message: 'Log in first' });
}
const token = authorizationHeader.split(' ')[1];
try {
const decoded = jwt.verify(token, JWT_SECRET);
const teamName = decoded.username;
const team = await Teams.findOne({ TeamName: teamName });
const currentLevel = team ? team.levelReached : 0;
return res.json({ level: currentLevel });
} catch (error) {
console.error('Error fetching current level:', error);
return res.status(500).json({ message: 'Internal server error' });
}
});
app.get('/leaderboard', async (req, res) => {
try {
const leaderboard = await Teams.find().sort({ levelReached: -1 , updatedAt: 1 });
res.json(leaderboard);
} catch (error) {
console.error('Error fetching leaderboard:', error);
res.status(500).json({ message: 'Internal server error' });
}
});
app.listen(3000)
module.exports = app;