app.py

import os
import requests
import json
from bson.objectid import ObjectId

from flask import Flask, request, jsonify, render_template
from flask_pymongo import PyMongo

from actions.actions import Actions
import config.logconfig
import config.dbconfig as dbconfig

app = Flask(__name__)

app.config["MONGO_URI"] = dbconfig.MONGO_URI
mongo = PyMongo(app)
app.db = mongo.db

@app.route('/', methods=['GET', 'POST'])
def webhook():
    """Main entry endpoint of the webhook"""

    # format the request in json format
    _req = request.get_json(silent=True, force=True)
    app.logger.info('Request received: %s' % _req)

    # get action and input parameters
    _json_action = _req.get('queryResult').get('action')
    _json_params = _req.get('queryResult').get('parameters')

    # get output parameters(followup) if exists
    if 'outputContexts' in _req.get('queryResult'):
        _json_outputContexts = _req.get('queryResult').get('outputContexts')
    else:
        _json_outputContexts = None

    # get originalDetectIntentRequest parameters(followup) if exists
    if 'originalDetectIntentRequest' in _req:
        _json_IntentRequest = _req.get('originalDetectIntentRequest')
        if 'payload' in _json_IntentRequest:
            _json_IntentRequest =_json_IntentRequest.get('payload')\
                                                    .get('data')\
                                                    .get('postback')
    else:
        _json_IntentRequest = None


    _action = Actions()

    # make the response
    response = getattr(_action, _json_action)(_json_params,
                                              _json_outputContexts,
                                              _json_IntentRequest
                                              )

    app.logger.info('Response send: %s' % response)
    return jsonify(response)


# run Flask app
if __name__ == "__main__":
    app.run()