from pydantic_settings import BaseSettings, SettingsConfigDict
from pydantic import BaseModel

class RunSettings(BaseModel):
    host: str = "0.0.0.0"
    port: int = 8000

class DatabaseConfig(BaseModel):
    url: str
    echo:bool=False
    echo_pool:bool=False
    pool_size: int = 50
    max_overflow: int =10

class Settings(BaseSettings):
    model_config = SettingsConfigDict(
        env_file=".env",
        case_sensitive=False,
        env_nested_delimiter="__",
        env_prefix="APP_CONFIG__"
    )
    run: RunSettings = RunSettings()
    db: DatabaseConfig

settings = Settings()