from flask import Flask, request

from coordinates import check_coordinates_args, adapt_coordinates_to_max_area
from eligibility_api.elig_api_exceptions import ApiParamException
from ipe_fetcher.axione import AXIONE_MAX_AREA, Axione


class EligibilityApiRoutes:
    def __init__(self, flask_app: Flask, axione_ipe: Axione):
        self.flask_app = flask_app
        self.axione_ipe = axione_ipe

    def add_routes(self):
        @self.flask_app.route("/eligibilite/axione", methods=["GET"])
        def get_axione_eligibility_per_immeuble():
            refimmeuble = request.args.get("refimmeuble")
            if not refimmeuble:
                raise ApiParamException(
                    "You need to specify path parameter 'refimmeuble'"
                )
            return self.axione_ipe.get_eligibilite_per_id_immeuble(refimmeuble)

        @self.flask_app.route("/eligibilite/axione/coord", methods=["GET"])
        def get_axione_eligibility_per_coordinates():
            args = request.args
            try:
                processed_args = check_coordinates_args(args)
                coordinates = adapt_coordinates_to_max_area(
                    processed_args, AXIONE_MAX_AREA
                )
                return self.axione_ipe.get_area_buildings(coordinates, {})
            except ValueError:
                raise ApiParamException(
                    "You need to specify path parameters 'swx' 'swy' 'nex' 'ney'"
                )