from typing import Any

import httpx


class ShuffleAdapter:
    def __init__(self, base_url: str, api_key: str) -> None:
        self.base_url = base_url.rstrip("/")
        self.api_key = api_key

    def _headers(self) -> dict[str, str]:
        if not self.api_key:
            return {}
        return {
            "Authorization": f"Bearer {self.api_key}",
            "X-Api-Key": self.api_key,
        }

    async def _request(
        self,
        method: str,
        path: str,
        params: dict[str, Any] | None = None,
        payload: dict[str, Any] | None = None,
    ) -> dict[str, Any]:
        path = path if path.startswith("/") else f"/{path}"
        url = f"{self.base_url}{path}"
        async with httpx.AsyncClient(timeout=25.0) as client:
            response = await client.request(
                method=method.upper(),
                url=url,
                params=params or None,
                json=payload or None,
                headers=self._headers(),
            )
            try:
                response.raise_for_status()
            except httpx.HTTPStatusError as exc:
                detail = response.text.strip()
                raise RuntimeError(
                    f"Shuffle returned {response.status_code} for {url}. Response: {detail}"
                ) from exc
            return response.json() if response.content else {"status_code": response.status_code}

    async def health(self) -> dict[str, Any]:
        return await self._request("GET", "/api/v1/_ah/health")

    async def auth_test(self) -> dict[str, Any]:
        return await self._request("GET", "/api/v1/users/getinfo")

    async def list_workflows(self) -> dict[str, Any]:
        return await self._request("GET", "/api/v1/workflows")

    async def get_workflow(self, workflow_id: str) -> dict[str, Any]:
        return await self._request("GET", f"/api/v1/workflows/{workflow_id}")

    async def trigger_workflow(self, workflow_id: str, payload: dict[str, Any]) -> dict[str, Any]:
        return await self._request("POST", f"/api/v1/workflows/{workflow_id}/execute", payload=payload)

    async def list_apps(self) -> dict[str, Any]:
        return await self._request("GET", "/api/v1/apps")

    async def proxy(
        self,
        method: str,
        path: str,
        params: dict[str, Any] | None = None,
        payload: dict[str, Any] | None = None,
    ) -> dict[str, Any]:
        return await self._request(method=method, path=path, params=params, payload=payload)

    async def login(self, username: str, password: str) -> dict[str, Any]:
        return await self._request(
            "POST",
            "/api/v1/users/login",
            payload={"username": username, "password": password},
        )

    async def generate_apikey_from_login(self, username: str, password: str) -> dict[str, Any]:
        login_url = f"{self.base_url}/api/v1/users/login"
        api_key_url = f"{self.base_url}/api/v1/users/generateapikey"
        async with httpx.AsyncClient(timeout=25.0) as client:
            login_resp = await client.post(login_url, json={"username": username, "password": password})
            login_resp.raise_for_status()

            generate_resp = await client.get(api_key_url)
            try:
                generate_resp.raise_for_status()
            except httpx.HTTPStatusError as exc:
                detail = generate_resp.text.strip()
                raise RuntimeError(
                    f"Shuffle returned {generate_resp.status_code} for {api_key_url}. Response: {detail}"
                ) from exc
            return generate_resp.json() if generate_resp.content else {"status_code": generate_resp.status_code}