config.py

import os
from pathlib import Path

basedir = Path(__file__).parent.absolute()


class Config:
    SECRET_KEY = os.environ.get('SECRET_KEY') or 'dev-secret-key-change-in-production'
    
    SQLALCHEMY_DATABASE_URI = os.environ.get('DATABASE_URL') or \
        f'sqlite:///{basedir / "app.db"}'
    SQLALCHEMY_TRACK_MODIFICATIONS = False
    
    UPLOAD_FOLDER = basedir / 'app' / 'static' / 'uploads'
    MAX_CONTENT_LENGTH = 5 * 1024 * 1024
    ALLOWED_EXTENSIONS = {'jpg', 'jpeg', 'png', 'webp'}
    
    THUMBNAIL_SIZE = (400, 300)
    MAX_IMAGE_WIDTH = 1200
    IMAGE_QUALITY = 85
    
    RECIPES_PER_PAGE = 12


class DevelopmentConfig(Config):
    DEBUG = True


class ProductionConfig(Config):
    DEBUG = False


class TestingConfig(Config):
    TESTING = True
    SQLALCHEMY_DATABASE_URI = 'sqlite:///:memory:'


config = {
    'development': DevelopmentConfig,
    'production': ProductionConfig,
    'testing': TestingConfig,
    'default': DevelopmentConfig
}