import os
from urllib.parse import quote_plus

from dotenv import load_dotenv


load_dotenv()


class Config:
    SECRET_KEY = os.getenv("SECRET_KEY", "sakam-local-change-this-secret")
    SQLALCHEMY_TRACK_MODIFICATIONS = False
    SQLALCHEMY_ENGINE_OPTIONS = {
        "pool_pre_ping": True,
        "pool_recycle": 280,
    }

    DB_DRIVER = os.getenv("DB_DRIVER", "mysql+pymysql")
    DB_HOST = os.getenv("DB_HOST", "localhost")
    DB_PORT = os.getenv("DB_PORT", "3306")
    DB_NAME = os.getenv("DB_NAME", "sakm")
    DB_USER = os.getenv("DB_USER", "sakm_user")
    DB_PASSWORD = os.getenv("DB_PASSWORD", "")

    SQLALCHEMY_DATABASE_URI = os.getenv("DATABASE_URL")
    if not SQLALCHEMY_DATABASE_URI:
        password = quote_plus(DB_PASSWORD)
        SQLALCHEMY_DATABASE_URI = (
            f"{DB_DRIVER}://{DB_USER}:{password}@{DB_HOST}:{DB_PORT}/{DB_NAME}"
            "?charset=utf8mb4"
        )


class DevelopmentConfig(Config):
    DEBUG = True


class ProductionConfig(Config):
    DEBUG = False