from fastapi import APIRouter, HTTPException , Body,Query
from models.location_models import BodyData,ErrorResponse
from services.location_service import LocationService
from concurrent.futures import ThreadPoolExecutor, as_completed
import core.init_supabase as sp
import asyncio
router = APIRouter()

async def get_coordinates(cord):
    try:
        return await LocationService.get_coordinates(cord)
    except Exception as exc:
        print(f'Coordinate {cord} generated an exception: {exc}')
        return None

async def process_coordinates(supabase_user_data, max_concurrency=15):
    semaphore = asyncio.Semaphore(max_concurrency)

    async def bounded_get_coordinates(cord):
        async with semaphore:
            return await get_coordinates(cord)

    coords = await asyncio.gather(*[bounded_get_coordinates(cord) for cord in supabase_user_data])
    return [coord for coord in coords if coord is not None]

@router.post("/get_coordinates")
async def get_coordinates_route(user_id: str = Query(..., description="User's hush ID")):
    print(user_id)
    supabase_user_data = sp.fetch_data(user_id)
    print("supabase data")
    print(supabase_user_data)
    print(len(supabase_user_data))

    coords = await process_coordinates(supabase_user_data)

    if not coords:
        return {"message": "An unexpected error occurred please try again!"}

    print(coords)
    return {"data": coords}


@router.post("/get_card_reccomendation")
async def get_coordinates(data: BodyData = Body(...)):
    token = data.jwt_token
    user_id = sp.authenticate_user(token)
    if user_id == "Exceptional error":
        return {"User not Authenticated!"}
    else:
        print(user_id)
        try:
            supabase_card_data = sp.fetch_cards_data(user_id)
            print("supabase data")
            print(supabase_card_data)
        except Exception as e:
            print(HTTPException(status_code=400, detail=e))
            return {"message":"An unexpected error occured please try again !!"}
    print("Returning the data")
    return {"data":supabase_card_data}