(feat): Basic user auth

.gitignore

@@ -1 +1,5 @@
-.venv
+.venv
+.env
+instance
+models/__pycache__
+routes/__pycache__

models/__init__.py

@@ -0,0 +1,5 @@
+from flask_sqlalchemy import SQLAlchemy
+from flask_bcrypt import Bcrypt
+
+db = SQLAlchemy()
+bcrypt = Bcrypt()

models/user.py

@@ -0,0 +1,25 @@
+from models import db, bcrypt
+
+class User(db.Model):
+    __tablename__ = 'users'
+
+    id = db.Column(db.Integer, primary_key=True)
+    username = db.Column(db.String(80), unique=True, nullable=False)
+    password_hash = db.Column(db.String(128), nullable=False)
+
+    @staticmethod
+    def create_user(username, password):
+        """Create a new user with a hashed password"""
+        password_hash = bcrypt.generate_password_hash(password).decode('utf-8')
+        new_user = User(username=username, password_hash=password_hash)
+        db.session.add(new_user)
+        db.session.commit()
+        return new_user
+    
+    @staticmethod
+    def verify_user(username, password):
+        """Verify user creds"""
+        user = User.query.filter_by(username=username).first()
+        if user and bcrypt.check_password_hash(user.password_hash, password):
+            return user
+        return None

requirements.txt

@@ -1,4 +1,5 @@
 bcc==0.18.0
+bcrypt==4.2.1
 blinker==1.9.0
 Brlapi==0.8.3
 certifi==2020.6.20
@@ -14,6 +15,8 @@ defer==1.0.6
 distro==1.7.0
 evdev==1.4.0
 Flask==3.1.0
+Flask-Bcrypt==1.0.1
+Flask-SQLAlchemy==3.1.1
 greenlet==3.1.1
 hidpidaemon==18.4.6
 httplib2==0.20.2
@@ -62,6 +65,7 @@ requests==2.25.1
 SecretStorage==3.3.1
 sessioninstaller==0.0.0
 six==1.16.0
+SQLAlchemy==2.0.36
 system76driver==20.4.102
 systemd-python==234
 typing_extensions==4.12.2

routes/auth.py

@@ -0,0 +1,34 @@
+from flask import Blueprint, request, jsonify
+from models.user import User, db
+
+auth_bp = Blueprint('auth', __name__)
+
+@auth_bp.route('/signup', methods=['POST'])
+def signup():
+    data = request.json
+    username = data.get('username')
+    password = data.get('password')
+
+    if not username or not password:
+        return jsonify({"error": "Username and password are required"}), 400
+    
+    if User.query.filter_by(username=username).first():
+        return jsonify({"error": "Username already exists"}), 400
+    
+    User.create_user(username, password)
+    return jsonify({"message": "User registered successfully"}), 201
+
+@auth_bp.route('/login', methods=['POST'])
+def login():
+    data = request.json
+    username = data.get('username')
+    password = data.get('password')
+
+    if not username or not password:
+        return jsonify({"error": "Username and password are required"}), 400
+
+    user = User.verify_user(username, password)
+    if not user:
+        return jsonify({"error": "Invalid username or password"}), 401
+
+    return jsonify({"message": f"Welcome, {username}!"}), 200

server.py

@@ -1,14 +1,23 @@
+import os
 from flask import Flask
+from models import db, bcrypt
+from routes.auth import auth_bp
+from dotenv import load_dotenv
+
+load_dotenv()
 
 app = Flask(__name__)
 
-@app.route('/')
-def index():
-    return 'Index page'
+app.config['SQLALCHEMY_DATABASE_URI'] = os.getenv('DATABASE')
+app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False
 
-@app.route('/login')
-def login():
-    return 'Login Page'
+db.init_app(app)
+bcrypt.init_app(app)
 
-if __name__ == "__main__":
-    app.run()
+app.register_blueprint(auth_bp)
+
+with app.app_context():
+    db.create_all()
+
+if __name__ == '__main__':
+    app.run(debug=True)