from geopy.geocoders import Nominatim
from geopy import geocoders
from geopy.distance import geodesic
import pandas as pd
import streamlit as st



def find_nearby_places(lat, lon, place_type, radius):
    geolocator = Nominatim(user_agent="nearby_search")
    location = geolocator.reverse((lat, lon))
    st.write(f"\n検索した場所: {location}\n")

    query = f"{place_type} near {lat}, {lon}"
    df = []
    try:
        places = geolocator.geocode(query, exactly_one=False, limit=None)
        if places:
            for place in places:
                place_coords = (place.latitude, place.longitude)
                place_distance = geodesic((lat, lon), place_coords).kilometers
                if place_distance <= radius:
                    df.append((place.address,) + place_coords + (place_distance,))
                    #print(f"{place.address} ({place_distance:.2f} km)")
        else:
            st.write("No nearby places found for the given type.")
    except:
        st.write("Error: Unable to fetch nearby places.")

    return pd.DataFrame(df, columns = ['場所', 'lat', 'lon', '距離(km)'])


def get_place(x):
  loc = Nominatim(user_agent="GetLoc")
  getLoc = loc.geocode(x,country_codes='jp')
  return getLoc.latitude, getLoc.longitude, getLoc