from flask import Flask, request, render_template

from typing import TypedDict
import configparser
import sqlite3
import os
from ipe_fetcher import Liazo,Axione,Arcep,AreaCoordinates
class Config(TypedDict):
    axione_ipe_path: str
    axione_ipe_db_name: str
    arcep_ipe_path: str
    arcep_ipe_db_name: str


def parseConfig() -> Config:
    cfg_path = os.environ.get("CONFIG", "/etc/ftth-ipe-map/conf.ini")
    cfg = configparser.ConfigParser()
    with open(cfg_path, "r") as f:
        cfg.read_file(f)
    return {
        "axione_ipe_path": cfg.get("DB", "axione_ipe_path"),
        "axione_ipe_db_name": cfg.get("DB", "axione_ipe_db_name"),
        "arcep_ipe_path": cfg.get("DB", "arcep_ipe_path"),
        "arcep_ipe_db_name": cfg.get("DB", "arcep_ipe_db_name"),
        }


app = Flask(__name__)
cfg: Config = parseConfig()

axione = Axione(cfg.get("axione_ipe_path"), cfg.get("axione_ipe_db_name"))
arcep = Arcep(cfg.get("arcep_ipe_path"), cfg.get("arcep_ipe_db_name"))
liazo = Liazo()


@app.route("/", methods=["GET"])
def getMap():
    return render_template("map.html")


@app.route("/eligdata", methods=["GET"])
def getEligData():
    args = request.args
    valid_args = True
    processed_args = {}
    for k in ["swx", "swy", "nex", "ney", "centerlat", "centerlng"]:
        valid_args = valid_args and k in args
        if valid_args:
            try:
                processed_args[k] = float(args[k])
            except ValueError:
                valid_args = False
    if valid_args:
        ## Need to narrow coordinates for Liazo API call
        # wide_coordinates=AreaCoordinates(
        #     swx=processed_args['swx'],
        #     swy=processed_args['swy'],
        #     nex=processed_args['nex'],
        #     ney=processed_args['ney'],
        # )
        narrow_coordinates=AreaCoordinates(
            swx=processed_args['centerlng']-0.0022,
            swy=processed_args['centerlat']-0.0011,
            nex=processed_args['centerlng']+0.0022,
            ney=processed_args['centerlat']+0.0011,
        )
        buildings = dict()
        try:
            buildings = arcep.getAreaBuildings(narrow_coordinates, buildings)
            buildings = axione.getAreaBuildings(narrow_coordinates, buildings)
        except ValueError as err:
            print("Could not get Axione data for this area:", err)

        buildings = liazo.getAreaBuildings(narrow_coordinates, buildings)

        return {"buildings": buildings}
    else:
        return "Invalid bounding box coordinates", 400