"""
Optimized configuration for Raspberry Pi deployment
"""
import os

class OptimizedConfig:
    """Configuration for performance-optimized deployment on Raspberry Pi"""
    
    # Performance optimization flags
    OPTIMIZED_MODE = True
    USE_MINIFIED_ASSETS = True
    DISABLE_ANIMATIONS = True
    LIMIT_GLASSMORPHISM = True
    
    # Flask performance settings
    DEBUG = False
    TESTING = False
    SEND_FILE_MAX_AGE_DEFAULT = 31536000  # 1 year cache for static files
    
    # Template settings
    TEMPLATES_AUTO_RELOAD = False
    EXPLAIN_TEMPLATE_LOADING = False
    
    # Session configuration
    SESSION_COOKIE_SECURE = True
    SESSION_COOKIE_HTTPONLY = True
    SESSION_COOKIE_SAMESITE = 'Lax'
    
    # Performance optimizations
    MAX_CONTENT_LENGTH = 16 * 1024 * 1024  # 16MB max upload
    JSON_SORT_KEYS = False
    JSONIFY_PRETTYPRINT_REGULAR = False
    
    # Database optimizations
    SQLALCHEMY_ECHO = False
    SQLALCHEMY_TRACK_MODIFICATIONS = False
    SQLALCHEMY_ENGINE_OPTIONS = {
        'pool_size': 5,
        'pool_recycle': 3600,
        'pool_pre_ping': True,
        'connect_args': {
            'check_same_thread': False
        }
    }
    
    # Cache configuration
    CACHE_TYPE = 'simple'
    CACHE_DEFAULT_TIMEOUT = 300
    CACHE_KEY_PREFIX = 'myp_'
    
    # Static file caching headers
    SEND_FILE_MAX_AGE_DEFAULT = 31536000  # 1 year
    
    @staticmethod
    def init_app(app):
        """Initialize application with optimized settings"""
        # Set optimized template
        app.jinja_env.globals['optimized_mode'] = True
        app.jinja_env.globals['base_template'] = 'base-optimized.html'
        
        # Add cache headers for static files
        @app.after_request
        def add_cache_headers(response):
            if 'static' in response.headers.get('Location', ''):
                response.headers['Cache-Control'] = 'public, max-age=31536000'
                response.headers['Vary'] = 'Accept-Encoding'
            return response
        
        # Disable unnecessary features
        app.config['EXPLAIN_TEMPLATE_LOADING'] = False
        app.config['TEMPLATES_AUTO_RELOAD'] = False
        
        print("🚀 Running in OPTIMIZED mode for Raspberry Pi")