from flask import Flask, render_template, Response, request, redirect, url_for
import folium
from geopy.geocoders import Nominatim

app = Flask(__name__)
app.config["TEMPLATES_AUTO_RELOAD"] = True
geolocator = Nominatim(user_agent="MyApp")


def get_coordinates(town):
    location = geolocator.geocode(town)
    return location


def save_map(zoom, latitude, longitude):
    map_folium = folium.Map(
        location=[latitude, longitude],
        zoom_start=zoom
    )
    map_folium.save('templates/map.html')
    return redirect(url_for("map_get"))


@app.route("/map")
def map_get():
    return render_template("interactiv_map.html")


@app.get('/')
def base_get():
    return render_template("index.html")


@app.post('/')
def base_post():
    zoom = request.form.get("zoom")
    town = request.form.get("town")
    if zoom and town is not None:
        save_map(zoom, get_coordinates(town).latitude, get_coordinates(town).longitude)
    return redirect(url_for("map_get"))


if __name__ == '__main__':
    app.run()