import logging

import httpx

logger = logging.getLogger(__name__)

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

GREETING_TEXT_MAX = 160


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

    async def _post_profile(self, payload: dict) -> bool:
        url = f"{MESSENGER_API_BASE}/me/messenger_profile"
        try:
            async with httpx.AsyncClient(timeout=httpx.Timeout(30.0)) as client:
                resp = await client.post(
                    url,
                    params={"access_token": self._access_token},
                    json=payload,
                )
                if resp.status_code == 200:
                    return True
                logger.error(f"messenger profile API failed: {resp.status_code} {resp.text}")
                return False
        except Exception:
            logger.exception("messenger profile API error")
            return False

    async def _delete_profile(self, fields: list[str]) -> bool:
        url = f"{MESSENGER_API_BASE}/me/messenger_profile"
        try:
            async with httpx.AsyncClient(timeout=httpx.Timeout(30.0)) as client:
                resp = await client.delete(
                    url,
                    params={"access_token": self._access_token},
                    json={"fields": fields},
                )
                return resp.status_code == 200
        except Exception:
            logger.exception("messenger profile delete error")
            return False

    async def set_persistent_menu(self, menu_items: list[dict], composer_input_disabled: bool = False) -> bool:
        payload = {
            "persistent_menu": [
                {
                    "locale": "default",
                    "composer_input_disabled": composer_input_disabled,
                    "call_to_actions": menu_items,
                }
            ]
        }
        return await self._post_profile(payload)

    async def delete_persistent_menu(self) -> bool:
        return await self._delete_profile(["persistent_menu"])

    async def set_greeting(self, greeting_text: str) -> bool:
        payload = {
            "greeting": [
                {
                    "locale": "default",
                    "text": greeting_text[:GREETING_TEXT_MAX],
                }
            ]
        }
        return await self._post_profile(payload)

    async def delete_greeting(self) -> bool:
        return await self._delete_profile(["greeting"])

    async def set_get_started(self, payload_text: str) -> bool:
        payload = {
            "get_started": {"payload": payload_text},
        }
        return await self._post_profile(payload)

    async def delete_get_started(self) -> bool:
        return await self._delete_profile(["get_started"])

    async def set_whitelisted_domains(self, domains: list[str]) -> bool:
        payload = {
            "whitelisted_domains": domains,
        }
        return await self._post_profile(payload)

    async def delete_whitelisted_domains(self) -> bool:
        return await self._delete_profile(["whitelisted_domains"])