Host to Host Integration

Integration Steps

Overview of integration process with KKI Integration

1. Payment

2. Refund

---

1. Payment

Merchant can request for payment by requesting this API

Payment Flow

Flow Kartu Kredit Indonesia

API Endpoint

Environment	Endpoint
HTTP Method	POST
API Sandbox	https://api-sandbox.doku.com
API Production	https://api.doku.com
Path	.../direct-debit/core/v1/debit/payment-host-to-host

Sample of Request Header, Request Body and Response Body

Notes:

Parameter with (*) is mandatory

Paramater without (*) is optional/conditional

Request Payment From Merchant for KKI

POSThttps://{api-domain}/direct-debit/core/v1/debit/payment-host-to-host

Header parameters

Body

application/json

partnerReferenceNo*string

Reference No From Partner | max: 32 | Optional

Example: "INV-0001"

bankCardTokenstring

Token From DOKU | max: 64 | Conditional if merchant customer already has token from DOKU

Example: "de52e5820f4c381db88a1cf91d57b73e"

chargeTokenstring

Customer CPAN | max: 20 | Optional

Example: 9360001609987000000

otpstring

Customer OTP | min: 8 max: 8 | Optional

Example: 12345678

amount*AmountObject (object)

additionalInfo*object

Response

200

Successful

Body

application/json

responseCode*string

Response Code with format HTTP status code + service code + case code. service code and status code refer to: https://developers.doku.com/getting-started-with-doku-api/response-code/http-status-and-case-code#id-4.-direct-debit | Mandatory | min length: 1 | max length: 7.

Example: "2005400"

responseMessage*string

Response Description. | min length: 1 | max length: 150

Example: "Successful"

referenceNostring

DOKU Reference No

Example: "REF-DOKU-0001"

Request

JavaScriptCurlPython

const response = await fetch('https://{api-domain}/direct-debit/core/v1/debit/payment-host-to-host', {
    method: 'POST',
    headers: {
      "X-TIMESTAMP": "2020-12-21T07:56:11.000Z",
      "X-SIGNATURE": "85be817c55b2c135157c7e89f52499bf0c25ad6eeebe04a986e8c862561b19a5",
      "X-PARTNER-ID": "821508239190",
      "X-EXTERNAL-ID": "418075533589",
      "Authorization-customer": "Bearer fa8sjjEj813Y9JGoqwOeOPWbnt4CUpvIJbU1mMU4a11MNDZ7Sg5u9a",
      "Authorization": "Bearer eyJhbGciOiJSUzI1NiJ9.eyJleHAiOjE2OTgwNTA3NDMsImlzcyI6IkRPS1UiLCJjbGllbnRJZCI6IkJSTi0wMjExLTE2OTY5MTk2NTE5MTgifQ.x-D5VlK6TlVZbLPUSCr-Gbfgh4tnp0QDJmedYFHJGHFjg1c4x39pszU4sLvRhr0Jk0vKdMIzxUZeNhKoesWqDJitnG3kfrNZNsMb_WYUC0tJW91onXzYOKXiTgsHwRNFoWPQHlXIEtT3RQm-SRlCpk_E0gsavgkQn2-kbJEBnPhIs4eKg5IUY9GYi4hRr-_GHsudDl8sd2B5UBB_rHYq36BRmLXH7i7MQADHPsB1ktPVgk3ZWF0jebEjI-lJ88p-omL1vQNvRseXej2HKBa9chGLmPDvXYBQaRmmstHz-tv1boFrHfwsHJebcUec-i3WE1vMvP_3EPXdbqb45N4ciQ",
      "Content-Type": "application/json"
    },
    body: JSON.stringify({
      "partnerReferenceNo": "INV-0001",
      "amount": {
        "value": "10000.00",
        "currency": "IDR"
      },
      "additionalInfo": {
        "channel": "KARTU_KREDIT_INDONESIA",
        "isBindAndPay": "N"
      }
    }),
});
const data = await response.json();

Response

200

{
  "responseCode": "2005400",
  "responseMessage": "Successful",
  "referenceNo": "REF-DOKU-0001"
}

2. Refund

Online Refund

This endpoint is used to create refund request for previous successful payment. Merchant can request a transaction refund to DOKU. Full refund and partial refund are available to be requested

Online Refund Flow

Online Refund Flow - KKI Refund Flow

API Endpoint

Environment	Endpoint
HTTP Method	POST
API Sandbox	https://api-sandbox.doku.com
API Production	https://api.doku.com
Path	.../direct-debit/core/v1/debit/refund

Sample of Request Header, Request Body and Response Body

Notes:

Parameter with (*) is mandatory

Paramater without (*) is optional/conditional

Request Refund From Merchant for Direct Debit Transaction

POSThttps://{api-domain}/direct-debit/core/v1/debit/refund

Header parameters

Body

application/json

additionalInfoobject

originalPartnerReferenceNo*string

Reference No From Partner | AlphaNumeric | min: 32 max: 64 | Mandatory

Example: "INV0001"

originalExternalIdstring

External ID Purchase Transaction | max: 36 |

Example: "REQ-0001"

refundAmount*AmountObject (object)

reasonstring

Reason from customer | max: 255

Example: "Request by Customer"

partnerRefundNo*string

Partner Refund No| max: 12 | Mandatory

Example: "INV-REF-0001"

Response

200

Successful

Body

application/json

responseCode*string

Response Code with format HTTP status code + service code + case code. service code and status code refer to: https://developers.doku.com/getting-started-with-doku-api/response-code/http-status-and-case-code#id-4.-direct-debit | Mandatory | min length: 1 | max length: 7.

Example: "2000700"

responseMessage*string

Response Description. | min length: 1 | max length: 150

Example: "Successful"

refundAmount*AmountObject (object)

originalPartnerReferenceNostring

Partner Reference No Purchase Transaction

Example: "Ra7o1bLJAh2oV9eb33129stQc5xFm5s7"

originalReferenceNostring

Reference No Purchase Transaction From DOKU To Allo

Example: "Ra7o1bLJAh2oV9eb33129stQc5xFm5s7"

refundNostring

Refund No from DOKU To Allo

Example: "Ra7o1bLJAh2oV9eb33129stQc5xFm5s7"

partnerRefundNostring

Partner Refund No

Example: "Ra7o1bLJAh2oV9eb33129stQc5xFm5s7"

refundTimestring

format: yyyy-MM-dd'T'HH:mm:ssXXX

Example: "2024-01-01T09:09:00.123"

Request

JavaScriptCurlPython

const response = await fetch('https://{api-domain}/direct-debit/core/v1/debit/refund', {
    method: 'POST',
    headers: {
      "X-TIMESTAMP": "2020-12-21T07:56:11.000Z",
      "X-SIGNATURE": "85be817c55b2c135157c7e89f52499bf0c25ad6eeebe04a986e8c862561b19a5",
      "X-PARTNER-ID": "821508239190",
      "X-EXTERNAL-ID": "418075533589",
      "X-IP-ADDRESS": "192.168.1.1",
      "Authorization-customer": "Bearer fa8sjjEj813Y9JGoqwOeOPWbnt4CUpvIJbU1mMU4a11MNDZ7Sg5u9a",
      "Authorization": "Bearer eyJhbGciOiJSUzI1NiJ9.eyJleHAiOjE2OTgwNTA3NDMsImlzcyI6IkRPS1UiLCJjbGllbnRJZCI6IkJSTi0wMjExLTE2OTY5MTk2NTE5MTgifQ.x-D5VlK6TlVZbLPUSCr-Gbfgh4tnp0QDJmedYFHJGHFjg1c4x39pszU4sLvRhr0Jk0vKdMIzxUZeNhKoesWqDJitnG3kfrNZNsMb_WYUC0tJW91onXzYOKXiTgsHwRNFoWPQHlXIEtT3RQm-SRlCpk_E0gsavgkQn2-kbJEBnPhIs4eKg5IUY9GYi4hRr-_GHsudDl8sd2B5UBB_rHYq36BRmLXH7i7MQADHPsB1ktPVgk3ZWF0jebEjI-lJ88p-omL1vQNvRseXej2HKBa9chGLmPDvXYBQaRmmstHz-tv1boFrHfwsHJebcUec-i3WE1vMvP_3EPXdbqb45N4ciQ",
      "Content-Type": "application/json"
    },
    body: JSON.stringify({
      "originalPartnerReferenceNo": "INV0001",
      "refundAmount": {
        "value": "10000.00",
        "currency": "IDR"
      },
      "partnerRefundNo": "INV-REF-0001"
    }),
});
const data = await response.json();

Response

200

{
  "responseCode": "2000700",
  "responseMessage": "Successful",
  "refundAmount": {
    "value": "10000.00",
    "currency": "IDR"
  },
  "originalPartnerReferenceNo": "Ra7o1bLJAh2oV9eb33129stQc5xFm5s7",
  "originalReferenceNo": "Ra7o1bLJAh2oV9eb33129stQc5xFm5s7",
  "refundNo": "Ra7o1bLJAh2oV9eb33129stQc5xFm5s7",
  "partnerRefundNo": "Ra7o1bLJAh2oV9eb33129stQc5xFm5s7",
  "refundTime": "2024-01-01T09:09:00.123"
}