# coding: utf-8

from flask import request

from gnpyapi.core import app
from gnpyapi.core.exception.equipment_error import EquipmentError
from gnpyapi.core.exception.topology_error import TopologyError
from gnpyapi.core.service.path_request_service import PathRequestService
from gnpyapi.core import API_VERSION

PATH_REQUEST_BASE_PATH = '/path-request'


@app.route(API_VERSION + PATH_REQUEST_BASE_PATH, methods=['POST'])
@app.route(PATH_REQUEST_BASE_PATH, methods=['POST'])
def path_request(path_request_service: PathRequestService):
    data = request.json
    service = data['gnpy-api:service']
    if 'gnpy-api:topology' in data:
        topology = data['gnpy-api:topology']
    else:
        raise TopologyError('No topology found in request')
    if 'gnpy-api:equipment' in data:
        equipment = data['gnpy-api:equipment']
    else:
        raise EquipmentError('No equipment found in request')

    return path_request_service.path_request(topology, equipment, service), 201