from flask import Flask
from app.routes import main_bp, api_bp
import os

def create_app():
    app = Flask(__name__, 
                static_folder='static',
                template_folder='templates')
    
    # Load configuration
    app.config.from_object('app.config')
    
    # Ensure upload and encoded directories exist
    upload_dir = os.getenv('UPLOAD_FOLDER', 'uploads')
    encoded_dir = os.getenv('ENCODED_FOLDER', 'encoded')
    os.makedirs(upload_dir, exist_ok=True)
    os.makedirs(encoded_dir, exist_ok=True)
    
    # Set upload folder in app config
    app.config['UPLOAD_FOLDER'] = upload_dir
    app.config['ENCODED_FOLDER'] = encoded_dir
    # Register blueprints
    app.register_blueprint(main_bp)
    app.register_blueprint(api_bp, url_prefix='/api')

    return app