@ionaai/rtnapi/exotel.js

common api collection for RTN

'use strict';
var lodash=require("lodash-node");
var moment = require('moment');
var path = require('path')
var request = require('request');
var DBModel  = require('@ionaai/rtndbmodel');
var User = DBModel.user;
var fs = require('fs');
var mongoose = require("mongoose");
var ejs = require('ejs');
var parseString = require('xml2js').parseString;


var markUserWhitelisted = function(mobile){
    User.findOne({mobile: mobile}).exec(function(err, user){
        if(!err && user){
            user.exotelCallStatus = "active";
            user.whitelistingDate = new Date();
            user.save(function(sErr, saved){
                if(!sErr && saved){
                    console.log("Updated whitelistingDate and exotelCallStatus for user : " + saved.mobile);
                } else {
                    console.log(sErr);
                    console.log("Failed to update whitelistingDate and exotelCallStatus for user : " + mobile);
                }
            })
        } else {
            console.log(err);
            console.log("Could not mark User Whitelisted " + mobile);
        }
    })
};


var checkDNDStatus = function(user, Env){
    if(user.mobile){
        var options = {
            url: Env.exotelDNDCheckUrl + user.mobile,
            headers: {
                "MID" : Env.exotelMID,
                "Checksumhash" : Env.exotelChecksumhash,
                'Accept': 'application/json'
            },
            method:'GET'
        };

        request(options, function(err, response, body){
            if(!err){
                console.log(body);
                parseString(body, function (err, result) {
                    var thisNumer = result.TwilioResponse.Numbers[0];
                    if (thisNumer && thisNumer.DND) {
                        console.log(JSON.stringify(thisNumer));
                        user.isDnd = (thisNumer.DND.length && (thisNumer.DND[0]==="Yes"));

                        if(user.isDnd){
                            exotelWhitelister(user.mobile, Env, function(wErr){
                                if(!wErr){
                                    console.log("Whitelisting Request submitted to exotel.");
                                } else {
                                    console.log(wErr);
                                }
                            });
                        }

                        user.save(function (serr, saved) {
                            if(!serr && saved){
                                console.log("User DND info saved successfully");
                            } else {
                                console.log("Error while saving User");
                                console.log(serr);
                            }
                        })
                    } else {
                        console.log("Could not ftech DND info from exotel")
                    }
                });
            } else {
                console.log(err);
                console.log(response, body);
                console.log("Error !! while checking DND status")
            }
        })
    } else {
        console.log("User does not have mobile to check against DND Status")
    }
}

var exotelWrapper = function(postData, Env, next){
    console.log("Payload to Exotel: " + JSON.stringify(postData));

    var options = {
        url: Env.exotelCallUrl,
        headers: {
            "MID" : Env.exotelMID,
            "Checksumhash" : Env.exotelChecksumhash,
            'Accept': 'application/json'
        },
        form: postData,
        method:'POST'
    };

    request(options, function(err, response, body){
        if(!err){
            console.log(body);
            if(next){
                next(body);
            }
        } else {
            console.log(response.statusCode, body);
        }
    })
}

var exotelCallDetails = function(postData, Env, next){
    console.log("Payload to Exotel: " + JSON.stringify(postData));

    var options = {
        url: Env.exotelCallGeneric + postData,
        headers: {
            "MID" : Env.exotelMID,
            "Checksumhash" : Env.exotelChecksumhash,
            'Accept': 'application/json'
        },
        method:'GET'
    };

    request(options, function(err, response, body){
        if(!err){
            console.log(body);
            if(next){
                next(body);
            }
        } else {
            console.log(response, body);
        }
    })

};

var exotelWhitelister = function(mobile, Env, next){
    console.log("Whitelisting " + mobile);
    var options = {
        url: Env.exotelWhitelistUrl,
        headers: {
            "MID" : Env.exotelMID,
            "Checksumhash" : Env.exotelChecksumhash,
            'Accept': 'application/json'
        },
        form: {Number : mobile, VirtualNumber : '01139589876'},
        method:'POST'
    };

    request(options, function(err, response, body){
        if(!err){
            markUserWhitelisted(mobile);
            console.log(body);
            next();
        } else {
            console.log(err, response?response.statusCode:'', body);
            next(err);
        }
    })
};

module.exports = {
    exotelWrapper               :   exotelWrapper,
    exotelCallDetails           : exotelCallDetails,
    exotelWhitelister           : exotelWhitelister,
    checkDNDStatus              : checkDNDStatus
}