class BaseAPI():
    async def __aenter__(self):
        """Allows using the client with async with."""
        return self

    async def __aexit__(self, exc_type, exc_val, exc_tb):
        """Ensures the client is closed when exiting async with."""
        await self.close()

    async def close(self):
        """Closes the underlying asynchronous HTTP client."""
        await self._client.close()

    async def _post(self, endpoint: str, data: dict = None):
        """
        Asynchronous helper method for making POST requests.

        Args:
            endpoint: The API endpoint (e.g., "/op25/start").
            data: The data to send in the request body (as a dictionary).

        Returns:
            The JSON response from the API.

        Raises:
            httpx.RequestError: If the request fails.
            httpx.HTTPStatusError: If the API returns an error status code (4xx or 5xx).
        """
        url = f"{self.base_url}{endpoint}"
        try:
            # Use await with the asynchronous httpx client
            response = await self._client.post(url, json=data)
            response.raise_for_status() # Raise HTTPStatusError for bad responses (4xx or 5xx)
            return response.json()
        except httpx.HTTPStatusError as e:
            print(f"HTTP error occurred: {e}")
            print(f"Response body: {e.response.text}") # Access response text from the exception
            raise
        except httpx.RequestError as e:
            print(f"Request to '{url}' failed: {e}")
            raise

    async def _get(self, endpoint: str):
        """
        Asynchronous helper method for making GET requests.

        Args:
            endpoint: The API endpoint (e.g., "/op25/status").

        Returns:
            The JSON response from the API.

        Raises:
            httpx.RequestError: If the request fails.
            httpx.HTTPStatusError: If the API returns an error status code (4xx or 5xx).
        """
        url = f"{self.base_url}{endpoint}"
        try:
            # Use await with the asynchronous httpx client
            response = await self._client.get(url)
            response.raise_for_status() # Raise HTTPStatusError for bad responses (4xx or 5xx)
            return response.json()
        except httpx.HTTPStatusError as e:
            print(f"HTTP error occurred: {e}")
            print(f"Response body: {e.response.text}") # Access response text from the exception
            raise
        except httpx.RequestError as e:
            print(f"Request to '{url}' failed: {e}")
            raise

    async def _request(self, method, endpoint, **kwargs):
        """
        Helper method to make an asynchronous HTTP request.

        Args:
            method (str): The HTTP method (e.g., 'GET', 'POST').
            endpoint (str): The API endpoint path (e.g., '/systems').
            **kwargs: Additional arguments for httpx.AsyncClient.request.

        Returns:
            dict: The JSON response from the API.

        Raises:
            httpx.HTTPStatusError: If the request returns a non-2xx status code.
            httpx.RequestError: For other request-related errors.
        """
        url = f"{self.base_url}{endpoint}"
        try:
            response = await self._client.request(method, url, **kwargs)
            response.raise_for_status() # Raise an exception for bad status codes (4xx or 5xx)
            return response.json()
        except httpx.HTTPStatusError as e:
            print(f"HTTP error occurred: {e}")
            # You might want to return the error response body or raise the exception
            raise
        except httpx.RequestError as e:
            print(f"An error occurred while requesting {e.request.url!r}: {e}")
            raise