import httpx
from fastapi import APIRouter, HTTPException, Query
from app.config import settings
from app.internal.logger import logger

router = APIRouter(prefix="/places", tags=["places"])

PLACES_SEARCH_URL  = "https://maps.googleapis.com/maps/api/place/textsearch/json"
DIRECTIONS_URL     = "https://maps.googleapis.com/maps/api/directions/json"


@router.get("/search")
async def search_places(query: str = Query(...), near: str = Query("")):
    if not settings.google_maps_api_key:
        raise HTTPException(503, "Google Maps API not configured.")

    full_query = f"{query} {near}".strip()
    try:
        async with httpx.AsyncClient(timeout=10) as client:
            r = await client.get(
                PLACES_SEARCH_URL,
                params={"query": full_query, "key": settings.google_maps_api_key},
            )
            r.raise_for_status()
            data = r.json()
    except Exception as e:
        logger.error(f"Places search failed: {e}")
        raise HTTPException(502, "Places search failed.")

    return [
        {
            "name": p.get("name"),
            "address": p.get("formatted_address"),
            "place_id": p.get("place_id"),
            "lat": p.get("geometry", {}).get("location", {}).get("lat"),
            "lng": p.get("geometry", {}).get("location", {}).get("lng"),
            "maps_link": f"https://www.google.com/maps/place/?q=place_id:{p.get('place_id')}",
            "rating": p.get("rating"),
        }
        for p in data.get("results", [])[:6]
    ]


@router.get("/directions")
async def get_directions(
    origin: str = Query(...),
    destination: str = Query(...),
):
    if not settings.google_maps_api_key:
        raise HTTPException(503, "Google Maps API not configured.")

    try:
        async with httpx.AsyncClient(timeout=10) as client:
            r = await client.get(
                DIRECTIONS_URL,
                params={
                    "origin": origin,
                    "destination": destination,
                    "mode": "driving",
                    "key": settings.google_maps_api_key,
                },
            )
            r.raise_for_status()
            data = r.json()
    except Exception as e:
        logger.error(f"Directions failed: {e}")
        raise HTTPException(502, "Directions request failed.")

    routes = data.get("routes", [])
    if not routes:
        return {"duration_text": None, "duration_seconds": None, "distance_text": None}

    leg = routes[0]["legs"][0]
    return {
        "duration_text": leg["duration"]["text"],
        "duration_seconds": leg["duration"]["value"],
        "distance_text": leg["distance"]["text"],
    }