webApp.py

import os
from flask import Flask, request, render_template
from flask_restful import Resource, Api

import africastalking

app = Flask(__name__)
api = Api(app)

username = os.getenv("user_name", "sandbox")
api_key = os.getenv("api_key", "fake")


africastalking.initialize(username, api_key)
sms = africastalking.SMS
airtime = africastalking.Airtime
payment = africastalking.Payment


@app.route("/")
def index():
    return render_template("index.html")


class send_sms(Resource):
    def get(self):
        return {"hello": "world"}

    def post(self):
        number = str(request.form["number"])
        return sms.send("Test message", [number])


api.add_resource(send_sms, "/sms")


class send_airtime(Resource):
    def get(self):
        return {"hello": "world"}

    def post(self):
        number = str(request.form["number"])
        full_amount = str(request.form["amount"])
        currency_code = full_amount[0:3]
        amount = full_amount[4:]
        return airtime.send(number, amount, currency_code)


api.add_resource(send_airtime, "/airtime")


class mobile_checkout(Resource):
    def get(self):
        return {"hello": "world"}

    def post(self):
        number = str(request.form["number"])
        product_name = str(request.form["product_name"])
        full_amount = str(request.form["amount"])
        currency_code = full_amount[0:3]
        amount = full_amount[4:]
        return payment.mobile_checkout(product_name, number, currency_code, amount)


api.add_resource(mobile_checkout, "/mobile_checkout")


class mobile_b2c(Resource):
    def get(self):
        return {"hello": "world"}

    def post(self):
        number = str(request.form["number"])
        product_name = str(request.form["product_name"])
        full_amount = str(request.form["amount"])
        currency_code = full_amount[0:3]
        amount = full_amount[4:]
        name = str(request.form["name"])
        recipients = [
            {
                "name": name,
                "phoneNumber": number,
                "currencyCode": currency_code,
                "amount": amount,
                "metadata": {},
            }
        ]
        return payment.mobile_b2c(product_name, recipients)


api.add_resource(mobile_b2c, "/mobile_b2c")


@app.route("/ussd", methods=["GET", "POST"])
def ussd():
    # session_id = request.values.get("sessionId", None)
    # service_code = request.values.get("serviceCode", None)
    phone_number = request.values.get("phoneNumber", None)
    text = request.values.get("text", "default")

    if text == "":
        response = "CON What would you want to check \n"
        response += "1. My Account \n"
        response += "2. My phone number"

    elif text == "1":
        response = "CON Choose account information you want to view \n"
        response += "1. Account number \n"
        response += "2. Account balance"

    elif text == "2":
        response = "END Your phone number is " + phone_number

    elif text == "1*1":
        accountNumber = "ACC1001"
        response = "END Your account number is " + accountNumber

    elif text == "1*2":
        balance = "KES 10,000"
        response = "END Your balance is " + balance

    else:
        response = "END Invalid choice"

    return response


@app.route("/voice", methods=["GET", "POST"])
def voice():
    # session_id = request.values.get("sessionId", None)
    # is_active = request.values.get("isActive", None)
    # phone_number = request.values.get("callerNumber", None)

    response = '<Response> <GetDigits timeout="30" finishOnKey="#">'
    response += '<Say voice="man" playBeep="false">Please enter your account '
    response += "number followed by the hash sign</Say> </GetDigits> </Response>"

    dtmfDigits = request.values.get("dtmfDigits", None)

    if dtmfDigits == "1234":
        response = '<Response> <GetDigits timeout="30" finishOnKey="#">'
        response += ' <Say voice="man" playBeep="false"> Press 1 followed by a hash '
        response += "sign to get your account balance or 0 followed by a hash sign to"
        response += " quit</Say> </GetDigits></Response>"

    elif dtmfDigits == "1":
        response = "<Response>"
        response += (
            '<Say voice="man" playBeep="false" >Your balance is 1234 Shillings</Say>'
        )
        response += "<Reject/> </Response>"

    elif dtmfDigits == "0":
        response = "<Response>"
        response += (
            '<Say voice="man" playBeep="false" >Its been a pleasure, good bye </Say>'
        )
        response += "<Reject/> </Response>"

    return response


if __name__ == "__main__":
    app.run(debug=True)