"""Google Calendar API client for VoIdea.

Uses OAuth access token to create events via Google Calendar API v3.
"""

import logging

import httpx

logger = logging.getLogger(__name__)

GOOGLE_CALENDAR_URL = "https://www.googleapis.com/calendar/v3"


class GoogleCalendarClient:
    def __init__(self, access_token: str):
        self._access_token = access_token

    async def create_event(
        self,
        summary: str,
        description: str,
        start_iso: str,
        end_iso: str,
        **kwargs,
    ) -> bool:
        async with httpx.AsyncClient() as client:
            resp = await client.post(
                f"{GOOGLE_CALENDAR_URL}/calendars/primary/events",
                headers={
                    "Authorization": f"Bearer {self._access_token}",
                    "Content-Type": "application/json",
                },
                json={
                    "summary": summary,
                    "description": description,
                    "start": {"dateTime": start_iso, "timeZone": "UTC"},
                    "end": {"dateTime": end_iso, "timeZone": "UTC"},
                },
            )
            if resp.status_code == 200:
                return True
            logger.error("Google Calendar create_event failed: %s %s", resp.status_code, resp.text)
            return False

    async def list_events(self, max_results: int = 10) -> list[dict]:
        async with httpx.AsyncClient() as client:
            resp = await client.get(
                f"{GOOGLE_CALENDAR_URL}/calendars/primary/events",
                headers={"Authorization": f"Bearer {self._access_token}"},
                params={"maxResults": max_results, "orderBy": "startTime", "singleEvents": "true"},
            )
            if resp.status_code == 200:
                return resp.json().get("items", [])
            return []

    async def health_check(self) -> bool:
        return bool(self._access_token)