"""Minimal Litestar application."""
from __future__ import annotations

from asyncio import sleep
from dataclasses import dataclass
from typing import Annotated

from litestar import Litestar, post

__all__ = ("async_hello_world")

from litestar.openapi.spec import Example

from litestar.params import Body


@dataclass
class User:
    """User dataclass."""
    name: str
    age: int


@post("/async")
async def async_hello_world(
        data: Annotated[User, Body(title="test", examples=[Example(value={
            "test": "test"})])]
) -> User:  # noqa:
    # UP006
    """Route Handler that outputs hello world."""
    await sleep(0.1)
    return data


app = Litestar(route_handlers=[async_hello_world])