import os
from pathlib import Path


class Config:
    TESTING = False
    DB_SERVER = "localhost"
    BASE_DIR = Path(__file__).resolve().parent.parent
    SRC_DIR = BASE_DIR / "app"
    EXCLUDED_DIRS = ["__pycache__", "commands"]
    TIMEZONE = 'Europe/Warsaw'

    ENABLE_CORS = os.environ.get('ENABLE_CORS') or False

    ALLOWED_EXTENSIONS = {'csv'}
    MAX_CONTENT_LENGTH = 10 * 1024 * 1024  # 10 MB

    SQLALCHEMY_TRACK_MODIFICATIONS = False
    SQLALCHEMY_DATABASE_URI = f'sqlite:///{BASE_DIR / "db.sqlite"}'
    LIMIT_STUDENTS_PER_GROUP = 5
    LIMIT_MEMBERS_PER_COMMITTEE = 3

    DESCRIPTION = 'System PRI'
    OPENAPI_VERSION = '3.0.2'


class ProductionConfig(Config):
    DB_SERVER = "0.0.0.0"


class DevelopmentConfig(Config):
    DEBUG = True


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


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