backend.py

# app.py

from flask import Flask, request, jsonify
from flask_mysqldb import MySQL
from flask_bcrypt import Bcrypt
from flask_cors import CORS

app = Flask(__name__)
CORS(app)
app.config['MYSQL_HOST'] = 'localhost'
app.config['MYSQL_USER'] = 'root'  # Replace with your MySQL username
app.config['MYSQL_PASSWORD'] = ''  # Replace with your MySQL password
app.config['MYSQL_DB'] = 'nark'  # Replace with your database name

mysql = MySQL(app)
bcrypt = Bcrypt(app)

# Route to handle user registration
@app.route('/loginSignUp', methods=['POST'])
def register():
    data = request.get_json()
    email = data.get('email')
    password = data.get('password')

    hashed_password = bcrypt.generate_password_hash(password).decode('utf-8')
    cur = mysql.connection.cursor()
    cur.execute("INSERT INTO users (email, password) VALUES (%s, %s)", (email, hashed_password))
    mysql.connection.commit()
    cur.close()

    return jsonify({'message': 'User registered successfully'}), 201

# Route to handle user login
@app.route('/login', methods=['POST'])
def login():
    data = request.get_json()
    email = data.get('email')
    password = data.get('password')

    cur = mysql.connection.cursor()
    cur.execute("SELECT * FROM users WHERE email = %s", (email,))
    user = cur.fetchone()
    cur.close()

    if user and bcrypt.check_password_hash(user['password'], password):
        return jsonify({'message': 'Login successful'}), 200
    else:
        return jsonify({'message': 'Invalid email or password'}), 401

if __name__ == '__main__':
    app.run(debug=True,port=4000)