Flask methodview

from flask.views import MethodView
from flask import jsonify, request, abort, make_response, current_app
from flask_jwt_extended import jwt_required

from agent import Agent
from web.extensions import csrf
from web.blueprints.data.models import Utterance

class SlackAPI(MethodView):
    """
    Web hook api
    """

    decorators = [csrf.exempt]

    def __init__(self):
        """Validate the request data"""

        token = request.values.get('token')

        active_client = None
        for client in payload_tokens:
            if client['token'] == token:
                active_client = client

        if active_client is None:
            abort(make_response(jsonify({"error": "token is "
                                                  "missing/incorrect!"}), 400))

        if request.values.get('bot_name'):
            abort(make_response(jsonify({"error": "Bot is "
                                                  "not allowed"}), 400))

        if request.values.get('user_name') == 'slackbot':
            abort(make_response(jsonify({"error": "Bot is "
                                                  "not allowed"}), 400))

        self.request_params = {
            'channel_name': request.values.get('channel_name'),
            'text': request.values.get('text'),
            'user_name': request.values.get('user_name'),
            'url': active_client['url']
            }

    def post(self):
        """Post request"""

        from web.blueprints.webhook.tasks import send_massage_to_slack
        send_massage_to_slack.delay(
            request_params_dict=self.request_params)

        return jsonify({'success': True}), 200