NODEJS AZAMPAY SDK

AzamPay NodeJs SDK to help you easily and seamlessly integrate with Azampay APIs.

Table of Contents

1. Installations
2. Use
   2.1 Get Token
   2.2 Bank Checkout
   2.3 Mno Checkout
   2.4 Disbursement
   2.5 Name Lookup
   2.6 Transaction Status
   2.7 Post Checkout
   2.7 Payment Partners

Installation and Use

From terminal in the root directory of your project, run

npm i azampay

Use

ES6 Import

import azampay from 'azampay'

Module Require

const azampay = require('azampay').default

• The import or require from azampay package exports two properties.

  1. getToken method that is used to retrieve access token from Azam Pay
  2. instance a class that can be used or extended to add functionalities to the azampay package

Get Token

Requirement Definition

Property	Description	Type	Required
env	Enum: SANDBOX | LIVE. Azampay environment. Default SANDBOX	String	[ ]
clientId	It will be the client id generated during application registration.	String	[x]
appName	It will be the name of application.	String	[x]
clientSecret	It will be the secret key generated during application registration.	String	[x]
apiKey	Azam Pay API key given as token in the settings page.	String	[x]

Request Payload

{
  "env": "string",
  "clientId": "string",
  "appName": "string",
  "clientSecret": "string",
  "apiKey": "string",
}

Request Method

const token = await azampay.getToken(payload);

Response

If successful, the response will be of type TokenResponse or ErrorResponse

{
  data: { accessToken: string; expire: string };
  success: boolean;
  message: string;
  code: string | number;
  statusCode: number;
  bankCheckout: (
    payload: BankCheckout,
    options: RequestOptions
  ) => Promise<CheckoutResponse>;

  mnoCheckout: (
    payload: MnoCheckout,
    options: RequestOptions
  ) => Promise<CheckoutResponse>;

  postCheckout: (
    payload: PostCheckOut,
    options: RequestOptions
  ) => Promise<PostCheckOutInterface>;

  disburse: (
    payload: Disburse,
    options: RequestOptions
  ) => Promise<DisburseResponse>;

  transactionStatus: (
    payload: TransactionStatus,
    options: RequestOptions
  ) => Promise<TransactionStatusResponse>;

  nameLookup: (
    payload: NameLookup,
    options: RequestOptions
  ) => Promise<NameLookupResponse>;
}

Response Definition

Property	Description	Type
data	Azam Pay respnse with access token and expire time	Object
success	A true boolean value indicating that the request was successfull	Boolean
message	Response message	String
code	Response code.	Number | String
statusCode	Response Http Status code. Possibly 200 or 201	Number
bankCheckout	A method to initiate a Bank checkout with Azam Pay.	Method
mnoCheckout	A method to initiate MNO checkout with Azam Pay.	Method
disburse	A method used to lookup the name associated with a bank account or Mobile Money account	Method
transactionStatus	A method used to retrieve the status of a disbursement transaction made through AzamPay.	Method
nameLookup	A method used to lookup the name associated with a bank account or Mobile Money account.	Method

Bank Checkout

Initiating a bank checkout, we can use two methods, one from the token results method and the other from the Azam Pay instance exported from the azampay package.

Bank checkout method takes two arguments, the first with the request payload for Azam Pay bank checkout and second is optional with additional options.

Request Payload

{

  amount: string;
  currencyCode: string;
  merchantAccountNumber: string;
  merchantMobileNumber: string;
  merchantName?: string | null;
  otp: string;
  provider: 'CRDB' | 'NMB' |
  referenceId: string;
  additionalProperties?: Record<string, unknown> | null;
}

1. Request Payload Definition

Property	Definition	Type
amount	This is amount that will be charged from the given account.	String
currencyCode	Code of currency	String
merchantAccountNumber	This is the account number/MSISDN that consumer will provide. The amount will be deducted from this.	String
merchantMobileNumber	Mobile number	String
merchantName	Nullable consumer name.	String
otp	One time password	String
provider	Enum: CRDB | NMB BankProvider.	String
referenceId	This id belongs to the calling application. Maximum Allowed length for this field is 128 ascii characters.	String
additionaProperties	This is additional JSON data that calling application can provide. This is optional.	Object

2. Request Options Definition

• These are optional if you use the method from the response in getToken otherwise mandatory if using the instance and the options were not passed during instantiation.

Method

Request from Token Response

await token.bankCheckout(payload, options)

Request from Instance

const instance = new azampay.instance({accessToken: token.data.accessToken,apiKey: 'YOUR API KEY'})
await instance.bankCheckout(payload, options)

Response

{
  transactionId: string,
  message: string,
  succcess: true
}

NB: Every response has a success property denoting whether the request was successful or not and if it wasn't, the response will be of type Error Response

MNO Checkout

For request method explanation, refer to Bank Checkout's explanation.

1. Request Payload Definition

Property	Definition	Type
amount	This is amount that will be charged from the given account.	String
currencyCode	Code of currency	String
accountNumber	This is the account number/MSISDN that consumer will provide. The amount will be deducted from this account.	String
provider	Enum: Airtel | Tigo | Halopesa | Azampesa | Mpesa.	String
externalId	This id belongs to the calling application. Maximum Allowed length for this field is 128 ascii characters.	String
additionaProperties	This is additional JSON data that calling application can provide. This is optional.	Object

{
  accountNumber: string;
  amount: string;
  currency: string;
  externalId: string;
  provider: 'Airtel' | 'Tigo' | 'Halopesa' | 'Azampesa' | 'Mpesa' | string;
  additionalProperties?: Record<string, unknown> | null;
}

Method

Request from Token Response

await token.mnoCheckout(payload, options)

Request from Instance

const instance = new azampay.instance({accessToken: token.data.accessToken,apiKey: 'YOUR API KEY'})
await instance.mnoCheckout(payload, options)

Response The response is the same as the Bank Checkout's

Disbursement

This method allows for the transfer of money from other countries to Tanzania. It requires the authorization token generated above, passed as a header in the request. The request should also contain details of the source, destination, and transfer details. Additionally, the request can include an external reference ID and remarks.

This method takes two arguments, mandatory payload and the other optional options as explained in Bank Checkout

Payload

{
  source: Source;
  destination: Destination;
  transferDetails: TransferDetails;
  externalReferenceId: string;
  remarks: string;
}

Property	Description	Type
source	Contains information about the source account.	Object
destination	Contains information about the destination account.	Object
transferDetails	Contains information about the transfer.	Object
externalReferenceId	An external reference ID to track the transaction.	String
remarks	Any remarks to be included with the transaction.	String

Method

Request from Token Response

await token.disburse(payload, options)

Request from Instance

const instance = new azampay.instance({accessToken: token.data.accessToken,apiKey: 'YOUR API KEY'})
await instance.disburse(payload, options)

Response

{
  data: string;
  message: string;
  success: boolean;
  statusCode: number;
}

Description

Property	Description	Type
data	A string containing the status of the transaction.	String
message	A string containing a human-readable message describing the response.	String
success	A boolean indicating whether the request was successful or not.	Boolean
statusCode	An integer indicating the status code of the response.	Number

Name Lookup

This method is used to lookup the name associated with a bank account or Mobile Money account.

This method takes two arguments, mandatory payload and the other optional options as explained in Bank Checkout

Payload

{
  bankName: string;
  accountNumber: string;
}

Description

Property	Description	Type
bankName	Bank name or Mobile Money name associated with the account.	String
accountNumber	Bank account number or Mobile Money number.	String

Method

Request from Token Response

await token.nameLookup(payload, options)

Request from Instance

const instance = new azampay.instance({accessToken: token.data.accessToken,apiKey: 'YOUR API KEY'})
await instance.nameLookup(payload, options)

Response

{
  name: string;
  message: string;
  success: boolean;
  accountNumber: string;
  bankName: string;
}

Description

Property	Description	Type
bankName	Bank name or Mobile Money name associated with the account.	String
accountNumber	Bank account number or Mobile Money number.	String
name	Name associated with the account.	String
message	A brief description of the response status.	String
success	A boolean value indicating if the request was successful or not.	Boolean

Transaction Status

This method allows you to retrieve the status of a disbursement transaction made through AzamPay. This method takes two arguments, mandatory payload and the other optional options as explained in Bank Checkout

Payload

{
  reference: string;
  bankName: string;
}

Description

Property	Description	Type
reference	The transaction ID you received when making the disbursement request.	String
bankName	The name of the mobile network operator (MNO) you used to make the disbursement request.	String

Method

Request from Token Response

await token.transactionStatus(payload, options)

Request from Instance

const instance = new azampay.instance({accessToken: token.data.accessToken,apiKey: 'YOUR API KEY'})
await instance.transactionStatus(payload, options)

Response

Property	Description	Type
data	A string containing the status of the transaction.	String
message	A string containing a human-readable message describing the response.	String
success	A boolean indicating whether the request was successful or not.	Boolean
statusCode	An integer indicating the status code of the response.	Number

Post Checkout

For this post request, send all params that are mentioned below to this end point.

This end point will respond back with the URL of your payments. Merchant Application can open this url in a new window to continue with the checkout process of the transaction

Payload

{
  appName: string;
  clientId: string;
  vendorId: string;
  language: string;
  currency: string;
  externalId: string;
  requestOrigin: string;
  redirectFailURL: string;
  redirectSuccessURL: string;
  vendorName: string;
  amount: string;
  cart: Cart;
}

Description

Property	Description	Type
amount	This is amount that will be charged from the given account.	String
appName	This is the application name.	String
cart	Shoping cart with multiple item.	Object
clientId	Client id is unique id for identify client.	String
externalId	30 charecters long unique string.	String
language	Language code for transalate the application.	String
redirectFailURL	URL that you want to redirected to at transaction failure.	String
redirectSuccessURL	URL that you want to redirected to at transaction success.	String
requestOrigin	URL which the request is being originated.	String
vendorId	Unique id for validate vendor.	String
vendorName	Name of vendor.	String

Response

This returns a success boolean property indicating whether the operation was successful or not and a data string

{
  data: string
  success: boolean;
  [key: string]: unknown;
}

Payment Partners

This method will return the registered partners of the provided merchant

This method takes optional options argument as explained in Bank Checkout

Method

Request from Token Response

await token.partners(options)

Request from Instance

const instance = new azampay.instance({accessToken: token.data.accessToken,apiKey: 'YOUR API KEY'})
await instance.partners(options)

Response

{
  success: boolean;
  partners: Partners[];
}

Description

Property	Description	Type
success	A boolean value indicating if the request was successful or not.	Boolean
partners	An array of payment partners.	Array

Partners

Property	Description	Type
currency	Currency code that will convert amount into specific currency format	String
logoUrl	Payment Partner logo URL	String
partnerName	Name of the payment partner e.g (Azampesa, Airtel, Halopesa, Tigopesa, vodacom)	String
paymentPartnerId	Unique id for payment partner	String
paymentVendorId	Unique id for payment vendor	String
provider	Provider enum value e.g (airtel=2, tigo=3, halopesa=4, azampesa=5, Mpesa=10)	String
vendorName	Name of vendor	String

Request Options

{
  apiKey: string;
  accessToken: string;
  env: 'LIVE' | 'SANDBOX';
}

Source or Destination

Payload

 {
  countryCode: string;
  fullName: string;
  bankName: string;
  accountNumber: string;
  currency: string;
}

Description

Property	Description	Type
countryCode	Country / Destination code	String
fullName	Source / Destination account full name	String
bankName	Source / Destination account bank name	String
accountNumber	Source / Destination account account number	String
currency	Source / Destination account currency	String

Transfer Details

Payload

 {
  type: string;
  amount: number;
  date: string;
}

Description

Property	Description	Type
type	Transfer type	String
amount	Transfer amount	String
date	Transfer date	String

Error Response

{

  success: boolean;
  message: string;
  code: string  | number;
  statusCode: number;
}

Property Definition

Property	Description	Type
success	A false boolean value indicating that the request was not successfull.	Boolean
message	Error message	String
code	Error code	Number | String
statusCode	Error Http Status code	Number

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