Receive WhatsApp Message via webhook

receive_whatsapp_message.py

from django.views.decorators.csrf import csrf_exempt
from django.http import HttpResponse
import json


@csrf_exempt
def whatsAppWebhook(request):
    if request.method == 'GET':
        VERIFY_TOKEN = 'enter-your-verify-token-here'
        mode = request.GET['hub.mode']
        token = request.GET['hub.verify_token']
        challenge = request.GET['hub.challenge']

        if mode == 'subscribe' and token == VERIFY_TOKEN:
            return HttpResponse(challenge, status=200)
        else:
            return HttpResponse('error', status=403)


    if request.method == 'POST':
        data = json.loads(request.body)

        if 'object' in data and 'entry' in data:
            if data['object'] == 'whatsapp_business_account':
                for entry in data['entry']:
                    phoneId = entry['changes'][0]['value']['metadata']['phone_number_id']  #
                    profileName = entry['changes'][0]['value']['contacts'][0]['profile']['name']
                    whatsAppId = entry['changes'][0]['value']['contacts'][0]['wa_id']
                    fromId = entry['changes'][0]['value']['messages'][0]['from'] #
                    text = entry['changes'][0]['value']['messages'][0]['text']['body'] #

                    handleWhatsAppChat(fromId, profileName, phoneId, text)
            else:
                pass
        else:
            pass


        return HttpResponse('success', status=200)