import logging

import httpx

logger = logging.getLogger(__name__)

MESSENGER_API_BASE = "https://graph.facebook.com/v22.0"


class MessengerHandoverAPI:
    def __init__(self, page_id: str, access_token: str):
        self._page_id = page_id
        self._access_token = access_token

    async def pass_thread_control(
        self,
        psid: str,
        target_app_id: str,
        metadata: str = "",
    ) -> dict | None:
        url = f"{MESSENGER_API_BASE}/me/pass_thread_control"
        body = {
            "recipient": {"id": psid},
            "target_app_id": target_app_id,
        }
        if metadata:
            body["metadata"] = metadata
        try:
            async with httpx.AsyncClient(timeout=httpx.Timeout(30.0)) as client:
                resp = await client.post(
                    url,
                    params={"access_token": self._access_token},
                    json=body,
                )
                if resp.status_code == 200:
                    return resp.json()
                logger.error(f"messenger pass_thread_control failed: {resp.status_code} {resp.text}")
                return None
        except Exception:
            logger.exception("messenger pass_thread_control error")
            return None

    async def take_thread_control(
        self,
        psid: str,
        metadata: str = "",
    ) -> dict | None:
        url = f"{MESSENGER_API_BASE}/me/take_thread_control"
        body = {"recipient": {"id": psid}}
        if metadata:
            body["metadata"] = metadata
        try:
            async with httpx.AsyncClient(timeout=httpx.Timeout(30.0)) as client:
                resp = await client.post(
                    url,
                    params={"access_token": self._access_token},
                    json=body,
                )
                if resp.status_code == 200:
                    return resp.json()
                logger.error(f"messenger take_thread_control failed: {resp.status_code} {resp.text}")
                return None
        except Exception:
            logger.exception("messenger take_thread_control error")
            return None

    async def request_thread_control(
        self,
        psid: str,
        metadata: str = "",
    ) -> dict | None:
        url = f"{MESSENGER_API_BASE}/me/request_thread_control"
        body = {"recipient": {"id": psid}}
        if metadata:
            body["metadata"] = metadata
        try:
            async with httpx.AsyncClient(timeout=httpx.Timeout(30.0)) as client:
                resp = await client.post(
                    url,
                    params={"access_token": self._access_token},
                    json=body,
                )
                if resp.status_code == 200:
                    return resp.json()
                logger.error(f"messenger request_thread_control failed: {resp.status_code} {resp.text}")
                return None
        except Exception:
            logger.exception("messenger request_thread_control error")
            return None

    async def get_secondary_receivers(self) -> list[dict] | None:
        url = f"{MESSENGER_API_BASE}/me/secondary_receivers"
        try:
            async with httpx.AsyncClient(timeout=httpx.Timeout(30.0)) as client:
                resp = await client.get(
                    url,
                    params={"access_token": self._access_token},
                )
                if resp.status_code == 200:
                    data = resp.json()
                    return data.get("data", [])
                logger.error(f"messenger get_secondary_receivers failed: {resp.status_code} {resp.text}")
                return None
        except Exception:
            logger.exception("messenger get_secondary_receivers error")
            return None

    async def get_thread_owner(self, psid: str) -> str | None:
        url = f"{MESSENGER_API_BASE}/me/thread_owner"
        try:
            async with httpx.AsyncClient(timeout=httpx.Timeout(30.0)) as client:
                resp = await client.get(
                    url,
                    params={"recipient": psid, "access_token": self._access_token},
                )
                if resp.status_code == 200:
                    data = resp.json()
                    return data.get("data", [{}])[0].get("owner_app_id")
                logger.error(f"messenger get_thread_owner failed: {resp.status_code} {resp.text}")
                return None
        except Exception:
            logger.exception("messenger get_thread_owner error")
            return None