feat(api): fix lint

app/__init__.py

@@ -1,65 +1,65 @@
-from flask import Flask
+from flask import Flask, request
 from flask_sqlalchemy import SQLAlchemy
-from flask_login import LoginManager
 from flask_migrate import Migrate
+from flask_login import LoginManager
 from flask_cors import CORS
-from dotenv import load_dotenv
+from flask_babel import Babel, gettext as _
 from config.config import Config
 
-import os
-
-load_dotenv()
-
+# Initialize extensions
 db = SQLAlchemy()
-login_manager = LoginManager()
 migrate = Migrate()
+login_manager = LoginManager()
+cors = CORS()
+babel = Babel()
 
-def create_app():
+def create_app(config_class=Config):
     app = Flask(__name__)
+    app.config.from_object(config_class)
     
-    # Configuration
-    app.config.from_object(Config)
-    
-    # Initialize extensions
+    # Initialize extensions with app
     db.init_app(app)
-    login_manager.init_app(app)
     migrate.init_app(app, db)
-    CORS(app)
+    login_manager.init_app(app)
+    cors.init_app(app)
     
     # Login manager configuration
     login_manager.login_view = 'auth.login'
-    login_manager.login_message = 'Please log in to access this page.'
-    
-    @login_manager.user_loader
-    def load_user(user_id):
-        from app.models.user import User
-        return User.query.get(int(user_id))
+    login_manager.login_message = 'Por favor inicia sesión para acceder a esta página.'
+    login_manager.login_message_category = 'info'
     
     # Register blueprints
-    from app.routes.auth import auth_bp
-    from app.routes.main import main_bp
-    from app.routes.classrooms import classrooms_bp
-    from app.routes.schedule import schedule_bp
+    from app.routes import auth_bp, classrooms_bp, main_bp, schedule_bp
     
-    app.register_blueprint(auth_bp)
-    app.register_blueprint(main_bp)
-    app.register_blueprint(classrooms_bp, url_prefix='/classrooms')
-    app.register_blueprint(schedule_bp, url_prefix='/schedule')
+    app.register_blueprint(auth_bp, url_prefix="/")
+    app.register_blueprint(classrooms_bp, url_prefix="/classrooms")
+    app.register_blueprint(main_bp, url_prefix="/")
+    app.register_blueprint(schedule_bp, url_prefix="/schedule")
     
-    # Create database tables
-    with app.app_context():
-        db.create_all()
+# Babel language selector
+    @app.context_processor
+    def inject_conf_vars():
+        return dict(
+            languages=app.config['LANGUAGES'],
+            current_lang=request.session.get('language', request.accept_languages.best_match(app.config['LANGUAGES']) or app.config['BABEL_DEFAULT_LOCALE'])
+        )
+    
+    # Language selector function
+    def get_locale():
+        # 1. Check if language is explicitly set in URL parameters
+        if request.args.get('lang'):
+            lang = request.args.get('lang')
+            if lang in app.config['LANGUAGES']:
+                return lang
         
-        # Create default admin user if not exists
-        from app.models.user import User
-        if not User.query.filter_by(email='admin@edu-space.com').first():
-            admin = User(
-                email='admin@edu-space.com',
-                name='System Administrator',
-                role='admin'
-            )
-            admin.set_password('admin123')  # Change this in production
-            db.session.add(admin)
-            db.session.commit()
+        # 2. Check if language is stored in session
+        if 'language' in request.session:
+            return request.session['language']
+        
+        # 3. Check browser language preference
+        return request.accept_languages.best_match(app.config['LANGUAGES']) or app.config['BABEL_DEFAULT_LOCALE']
+    
+    # Configure Babel
+    babel.init_app(app, locale_selector=get_locale)
     
     return app