import os

class Config:
    """Configuration class for VR180 Converter"""
    
    # Flask configuration
    SECRET_KEY = os.environ.get('SECRET_KEY') or 'dev-secret-key-change-in-production'
    
    # File upload configuration
    MAX_CONTENT_LENGTH = 500 * 1024 * 1024  # 500MB
    UPLOAD_FOLDER = 'uploads'
    OUTPUT_FOLDER = 'outputs'
    ALLOWED_EXTENSIONS = {'mp4', 'avi', 'mov', 'mkv', 'webm'}
    
    # Video processing configuration
    DEFAULT_FPS = 30
    MAX_VIDEO_DURATION = 300  # 5 minutes
    PROCESSING_TIMEOUT = 1800  # 30 minutes
    
    # AI model configuration
    DEPTH_MODEL = os.environ.get('DEPTH_MODEL') or 'Intel/dpt-hybrid-midas'
    USE_GPU = os.environ.get('USE_GPU', 'false').lower() == 'true'
    
    # CORS configuration
    CORS_ORIGINS = ['http://localhost:3000', 'http://127.0.0.1:3000']
    
    @staticmethod
    def init_app(app):
        """Initialize app with configuration"""
        app.config.from_object(Config)