feat: new login with google

.env.example

@@ -0,0 +1,12 @@
+MONGO_URI=
+FLASK_ENV=
+DEBUG=
+
+SECRET_KEY=
+
+GOOGLE_PROJECT_ID=
+GOOGLE_CLIENT_ID=
+GOOGLE_CLIENT_SECRET=
+GOOGLE_AUHT_URI=
+GOOGLE_TOKEN_URI=
+GOOGLE_AUTH_PROVIDER_X509_CERT_URL=

app/blueprints/auth.py

@@ -20,6 +20,12 @@ def login(auth_controller: AuthController = Provide[Container.auth_controller]):
     return auth_controller.login()
 
 
+@auth_blueprint.route("/login/google", methods=["POST"])
+@inject
+def google_login(auth_controller: AuthController = Provide[Container.auth_controller]):
+    return auth_controller.google_login()
+
+
 @auth_blueprint.route("/logout", methods=["DELETE"])
 @inject
 def logout(auth_controller: AuthController = Provide[Container.auth_controller]):

app/configs/config.py

@@ -1,18 +1,27 @@
-import os
 from dotenv import load_dotenv
+import os
 
-load_dotenv()  # Load environment variables from .env
+# Load variabel dari file .env
+load_dotenv()
 
 
 class Config:
-    MONGO_URI = os.getenv(
+    FLASK_ENV = os.getenv("FLASK_ENV", "development")
-        "MONGO_URI", "mongodb://localhost:27017/quiz_app"
+    DEBUG = os.getenv("DEBUG", "False").lower() in ("true", "1", "t")
-    )  # Default value if not set
 
-    FLASK_ENV = os.getenv("FLASK_ENV", "development")  # Default to development
+    SECRET_KEY = os.getenv("SECRET_KEY", "your_secret_key")
+    MONGO_URI = os.getenv("MONGO_URI", "mongodb://localhost:27017/yourdb")
 
-    DEBUG = os.getenv("DEBUG", "True").lower() in [
+    GOOGLE_PROJECT_ID = os.getenv("GOOGLE_PROJECT_ID")
-        "true",
+    GOOGLE_CLIENT_ID = os.getenv("GOOGLE_CLIENT_ID")
-        "1",
+    GOOGLE_CLIENT_SECRET = os.getenv("GOOGLE_CLIENT_SECRET")
-        "t",
+    GOOGLE_AUTH_URI = os.getenv(
-    ]  # Convert string to boolean
+        "GOOGLE_AUTH_URI", "https://accounts.google.com/o/oauth2/auth"
+    )
+    GOOGLE_TOKEN_URI = os.getenv(
+        "GOOGLE_TOKEN_URI", "https://oauth2.googleapis.com/token"
+    )
+    GOOGLE_AUTH_PROVIDER_X509_CERT_URL = os.getenv("GOOGLE_AUTH_PROVIDER_X509_CERT_URL")
+
+    GOOGLE_SCOPE = "email profile"
+    GOOGLE_BASE_URL = "https://www.googleapis.com/oauth2/v1/"

app/controllers/auth_controller.py

@@ -5,9 +5,12 @@ from services import AuthService
 
 
 class AuthController:
-    def __init__(self, userService: UserService, authService: AuthService):
+    def __init__(
+        self, userService: UserService, authService: AuthService, googleAuth=None
+    ):
         self.user_service = userService
         self.auth_service = authService
+        self.google_auth = googleAuth
 
     def login(self):
         data = request.get_json()
@@ -17,6 +20,14 @@ class AuthController:
             return jsonify(response.to_dict()), 200
         return jsonify(response.to_dict()), 400
 
+    def google_login(self):
+        data = request.get_json()
+        id_token = data["token"]
+        response = self.google_auth.parse_id_token(id_token)
+        if response:
+            return jsonify({"message": response})
+        return jsonify({"message": "google login failed"})
+
     def register(self):
 
         return jsonify({"message": "register"})

app/database/db.py

@@ -5,11 +5,9 @@ from configs import Config
 
 def init_db(app: Flask) -> PyMongo:
     try:
-        app.config["MONGO_URI"] = Config.MONGO_URI
+        mongo = PyMongo(app)
-        mongo = PyMongo(app)  # Initialize PyMongo with the app
-        print(f"Connecting to MongoDB: {Config.MONGO_URI}")
 
-        mongo.cx.server_info()  # Ping the MongoDB server
+        mongo.cx.server_info()
         print("✅ MongoDB connection successful!")
 
         return mongo

app/di_container.py

@@ -9,6 +9,7 @@ class Container(containers.DeclarativeContainer):
     """Dependency Injection Container"""
 
     mongo = providers.Dependency()
+    google_auth = providers.Dependency()
     # repository
     user_repository = providers.Factory(UserRepository, mongo.provided.db)
 
@@ -17,4 +18,6 @@ class Container(containers.DeclarativeContainer):
     user_service = providers.Factory(UserService, user_repository)
 
     # controllers
-    auth_controller = providers.Factory(AuthController, user_service, auth_service)
+    auth_controller = providers.Factory(
+        AuthController, user_service, auth_service, google_auth
+    )

app/main.py

@@ -4,15 +4,33 @@ from configs import Config
 from flask import Flask
 from blueprints import auth_blueprint
 from database import init_db
+from authlib.integrations.flask_client import OAuth
+from flask_login import LoginManager
 
 
 def createApp() -> Flask:
-
     app = Flask(__name__)
+    app.config.from_object(Config)
     container = Container()
 
     app.container = container
 
+    login_manager = LoginManager(app)
+    oauth = OAuth(app)
+
+    google = oauth.register(
+        name="google",
+        client_id=app.config["GOOGLE_CLIENT_ID"],
+        client_secret=app.config["GOOGLE_CLIENT_SECRET"],
+        access_token_url=app.config["GOOGLE_TOKEN_URI"],
+        authorize_url=app.config["GOOGLE_AUTH_URI"],
+        api_base_url=app.config["GOOGLE_BASE_URL"],
+        client_kwargs={"scope": "openid email profile"},
+    )
+
+    if google is not None:
+        container.google_auth.override(google)
+
     mongo = init_db(app)
     if mongo is not None:
         container.mongo.override(mongo)
@@ -22,11 +40,10 @@ def createApp() -> Flask:
     # Register Blueprints
     app.register_blueprint(default_blueprint)
     app.register_blueprint(auth_blueprint, url_prefix="/api")
-    # app.register_blueprint(user_blueprint, url_prefix="/api")
 
     return app
 
 
 if __name__ == "__main__":
     app = createApp()
-    app.run(debug=Config.DEBUG)
+    app.run(host="0.0.0.0", debug=Config.DEBUG)

app/services/oauth_service.py

@@ -0,0 +1,21 @@
+from flask_login import (
+    LoginManager,
+    UserMixin,
+    login_user,
+    logout_user,
+    login_required,
+    current_user,
+)
+
+
+google = oauth.remote_app(
+    "google",
+    consumer_key="YOUR_GOOGLE_CLIENT_ID",
+    consumer_secret="YOUR_GOOGLE_CLIENT_SECRET",
+    request_token_params={"scope": "email"},
+    base_url="https://www.googleapis.com/oauth2/v1/",
+    request_token_url=None,
+    access_token_method="POST",
+    access_token_url="https://accounts.google.com/o/oauth2/token",
+    authorize_url="https://accounts.google.com/o/oauth2/auth",
+)

requirement.txt

@@ -5,4 +5,8 @@ python-dotenv==1.0.1
 dependency-injector==4.46.0
 pytest==8.3.4
 pydantic==2.10.6
-email-validator==2.2.0
+email-validator==2.2.0
+Flask-Bcrypt==1.0.1
+flask-jwt-extended==4.7.1
+Flask-Login==0.6.3
+authlib==1.5.1