# Link transaction to customer

GET https://api-sandbox.payabli.com/api/Customer/link/{customerId}/{transId}

Links a customer to a transaction by ID.

Reference: https://docs.payabli.com/developers/api-reference/customer/link-customer-to-transaction

## OpenAPI Specification

```yaml
openapi: 3.1.1
info:
  title: Link Customer to Transaction
  version: endpoint_customer.LinkCustomerTransaction
paths:
  /Customer/link/{customerId}/{transId}:
    get:
      operationId: link-customer-transaction
      summary: Link Customer to Transaction
      description: Links a customer to a transaction by ID.
      tags:
        - - subpackage_customer
      parameters:
        - name: customerId
          in: path
          description: >-
            Payabli-generated customer ID. Maps to "Customer ID" column in
            PartnerHub. 
          required: true
          schema:
            type: integer
        - name: transId
          in: path
          description: ReferenceId for the transaction (PaymentId).
          required: true
          schema:
            type: string
        - name: requestToken
          in: header
          required: true
          schema:
            type: string
      responses:
        '200':
          description: Success
          content:
            application/json:
              schema:
                $ref: >-
                  #/components/schemas/type_:PayabliApiResponse00Responsedatanonobject
        '400':
          description: Bad request/ invalid data
          content: {}
        '401':
          description: Unauthorized request.
          content: {}
        '500':
          description: Internal API Error
          content: {}
        '503':
          description: Database connection error
          content: {}
components:
  schemas:
    type_:Responsecode:
      type: integer
    type_:PageIdentifier:
      type: string
    type_:IsSuccess:
      type: boolean
    type_:ResponseText:
      type: string
    type_:Responsedatanonobject:
      oneOf:
        - type: string
        - type: integer
    type_:PayabliApiResponse00Responsedatanonobject:
      type: object
      properties:
        responseCode:
          $ref: '#/components/schemas/type_:Responsecode'
        pageIdentifier:
          $ref: '#/components/schemas/type_:PageIdentifier'
        roomId:
          type: integer
          format: int64
          description: >-
            Describes the room ID. Only in use on Boarding endpoints, returns
            `0` when not applicable.
        isSuccess:
          $ref: '#/components/schemas/type_:IsSuccess'
        responseText:
          $ref: '#/components/schemas/type_:ResponseText'
        responseData:
          $ref: '#/components/schemas/type_:Responsedatanonobject'
      required:
        - responseText

```

## SDK Code Examples

```python LinkCustomerTransaction
from payabli import payabli

client = payabli(
    api_key="YOUR_API_KEY",
)
client.customer.link_customer_transaction(
    customer_id=998,
    trans_id="45-as456777hhhhhhhhhh77777777-324",
)

```

```typescript LinkCustomerTransaction
import { PayabliClient } from "@payabli/sdk-node";

const client = new PayabliClient({ apiKey: "YOUR_API_KEY" });
await client.customer.linkCustomerTransaction(998, "45-as456777hhhhhhhhhh77777777-324");

```

```go LinkCustomerTransaction
import (
	context "context"
	option "github.com/payabli/sdk-go/option"
	sdkgoclient "github.com/payabli/sdk-go/client"
)

client := sdkgoclient.NewClient(
	option.WithApiKey(
		"<YOUR_ApiKey>",
	),
)
response, err := client.Customer.LinkCustomerTransaction(
	context.TODO(),
	998,
	"45-as456777hhhhhhhhhh77777777-324",
)

```

```csharp LinkCustomerTransaction
using PayabliApi;

var client = new PayabliApiClient("API_KEY");
await client.Customer.LinkCustomerTransactionAsync(998, "45-as456777hhhhhhhhhh77777777-324");

```

```ruby LinkCustomerTransaction
require 'uri'
require 'net/http'

url = URI("https://api-sandbox.payabli.com/api/Customer/link/998/45-as456777hhhhhhhhhh77777777-324")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Get.new(url)
request["requestToken"] = '<apiKey>'

response = http.request(request)
puts response.read_body
```

```java LinkCustomerTransaction
HttpResponse<String> response = Unirest.get("https://api-sandbox.payabli.com/api/Customer/link/998/45-as456777hhhhhhhhhh77777777-324")
  .header("requestToken", "<apiKey>")
  .asString();
```

```php LinkCustomerTransaction
<?php

$client = new \GuzzleHttp\Client();

$response = $client->request('GET', 'https://api-sandbox.payabli.com/api/Customer/link/998/45-as456777hhhhhhhhhh77777777-324', [
  'headers' => [
    'requestToken' => '<apiKey>',
  ],
]);

echo $response->getBody();
```

```swift LinkCustomerTransaction
import Foundation

let headers = ["requestToken": "<apiKey>"]

let request = NSMutableURLRequest(url: NSURL(string: "https://api-sandbox.payabli.com/api/Customer/link/998/45-as456777hhhhhhhhhh77777777-324")! as URL,
                                        cachePolicy: .useProtocolCachePolicy,
                                    timeoutInterval: 10.0)
request.httpMethod = "GET"
request.allHTTPHeaderFields = headers

let session = URLSession.shared
let dataTask = session.dataTask(with: request as URLRequest, completionHandler: { (data, response, error) -> Void in
  if (error != nil) {
    print(error as Any)
  } else {
    let httpResponse = response as? HTTPURLResponse
    print(httpResponse)
  }
})

dataTask.resume()
```