import os
# project base url
BASE_DIR = os.path.abspath(os.path.dirname(__file__))

class Config:
    # secret key
    SECRET_KEY = os.getenv("SECRET_KEY", "dev-secret-key")
 
    # Database varibles 
    DB_DIALECT = os.getenv("DB_DIALECT")
    DB_DRIVER = os.getenv("DB_DRIVER")
    DB_USER = os.getenv("DB_USER")
    DB_PASSWORD = os.getenv("DB_PASSWORD")
    DB_HOST = os.getenv("DB_HOST")
    DB_PORT = os.getenv("DB_PORT")
    DB_NAME = os.getenv("DB_NAME")
    # database connection url
    SQLALCHEMY_DATABASE_URI = (
        f"{DB_DIALECT}+{DB_DRIVER}://"
        f"{DB_USER}:{DB_PASSWORD}@"
        f"{DB_HOST}:{DB_PORT}/"
        f"{DB_NAME}"
    )

    SQLALCHEMY_TRACK_MODIFICATIONS = False
    # uploads folder path
    UPLOAD_FOLDER = os.path.join(BASE_DIR, "static", "uploads")
    # file extension
    ALLOWED_EXTENSIONS = {"xlsx", "xls", "csv"}