import httpx

from core_domain import RunBootstrapContract, RunCreateContract


class RuntimeServiceClientError(Exception):
    pass


class RuntimeServiceClient:
    def __init__(self, base_url: str, timeout_seconds: float = 10.0) -> None:
        self.base_url = base_url.rstrip("/")
        self.timeout_seconds = timeout_seconds

    def create_run(self, payload: RunCreateContract) -> RunBootstrapContract:
        try:
            with httpx.Client(timeout=self.timeout_seconds) as client:
                response = client.post(
                    f"{self.base_url}/runtime/runs",
                    json=payload.model_dump(mode="json"),
                )
                response.raise_for_status()
                return RunBootstrapContract.model_validate(response.json())
        except httpx.HTTPError as exc:
            raise RuntimeServiceClientError(f"runtime-service request failed: {exc}") from exc