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# Upload and process a KPN package

POST https://engine.neurologyca.ai/process-kpn
Content-Type: multipart/form-data

Accepts a multipart/form-data payload with a session ID and a KPN package.
Processes the multimedia package asynchronously.


Reference: https://dev.neurologyca.com/engine/api-reference/process-kpn

## Authentication

- `Authorization` header (bearer token, required) — Bearer authentication of the form `Bearer <token>`, where token is your auth token.

## Request

### Body (multipart/form-data)

This endpoint expects a multipart form containing a file.

- `sessionId` (long, required)
- `package` (file, required)

## Response

### 202

KPN package accepted for asynchronous processing.

- `code` (integer, required)
- `message` (string, required)
- `sessionTransactions` (SessionTransactionsWrapper, required)

## Errors

### 400 Bad Request Error

Validation or quality control failure.

- `code` (integer, required)
- `message` (string, required)
- `qualityCode` (string, required)

### 401 Unauthorized Error

Invalid or missing authentication token.

- `code` (integer, required)
- `message` (string, required)

### 502 Bad Gateway Error

Failed to start package processing.

- `code` (integer, required)
- `message` (string, required)

## Types

### SessionTransactionsWrapper

- `transactions` (list of SessionTransaction, required)

### SessionTransaction

- `stepTypeName` (string, required)
- `imageStatusSummary` (list of ImageStatusSummary, required)

### ImageStatusSummary

- `qualityCode` (string, required)
- `count` (integer, required)

## Examples

**Request**

```json
{
  "sessionId": 1,
  "package": "<file: string>"
}
```

**Response**

```json
{
  "code": 1,
  "message": "string",
  "sessionTransactions": {
    "transactions": [
      {
        "stepTypeName": "string",
        "imageStatusSummary": [
          {
            "qualityCode": "string",
            "count": 1
          }
        ]
      }
    ]
  }
}
```

**SDK Code**

```python
import requests

url = "https://engine.neurologyca.ai/process-kpn"

files = { "package": "open('string', 'rb')" }
payload = { "sessionId": "1" }
headers = {"Authorization": "Bearer <token>"}

response = requests.post(url, data=payload, files=files, headers=headers)

print(response.json())
```

```javascript
const url = 'https://engine.neurologyca.ai/process-kpn';
const form = new FormData();
form.append('sessionId', '1');
form.append('package', 'string');

const options = {method: 'POST', headers: {Authorization: 'Bearer <token>'}};

options.body = form;

try {
  const response = await fetch(url, options);
  const data = await response.json();
  console.log(data);
} catch (error) {
  console.error(error);
}
```

```go
package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://engine.neurologyca.ai/process-kpn"

	payload := strings.NewReader("-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"sessionId\"\r\n\r\n1\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"package\"; filename=\"string\"\r\nContent-Type: application/octet-stream\r\n\r\n\r\n-----011000010111000001101001--\r\n")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("Authorization", "Bearer <token>")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(res)
	fmt.Println(string(body))

}
```

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

url = URI("https://engine.neurologyca.ai/process-kpn")

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

request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request.body = "-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"sessionId\"\r\n\r\n1\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"package\"; filename=\"string\"\r\nContent-Type: application/octet-stream\r\n\r\n\r\n-----011000010111000001101001--\r\n"

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

```java
import com.mashape.unirest.http.HttpResponse;
import com.mashape.unirest.http.Unirest;

HttpResponse<String> response = Unirest.post("https://engine.neurologyca.ai/process-kpn")
  .header("Authorization", "Bearer <token>")
  .body("-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"sessionId\"\r\n\r\n1\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"package\"; filename=\"string\"\r\nContent-Type: application/octet-stream\r\n\r\n\r\n-----011000010111000001101001--\r\n")
  .asString();
```

```php
<?php
require_once('vendor/autoload.php');

$client = new \GuzzleHttp\Client();

$response = $client->request('POST', 'https://engine.neurologyca.ai/process-kpn', [
  'multipart' => [
    [
        'name' => 'sessionId',
        'contents' => '1'
    ],
    [
        'name' => 'package',
        'filename' => 'string',
        'contents' => null
    ]
  ]
  'headers' => [
    'Authorization' => 'Bearer <token>',
  ],
]);

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

```csharp
using RestSharp;

var client = new RestClient("https://engine.neurologyca.ai/process-kpn");
var request = new RestRequest(Method.POST);
request.AddHeader("Authorization", "Bearer <token>");
request.AddParameter("undefined", "-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"sessionId\"\r\n\r\n1\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"package\"; filename=\"string\"\r\nContent-Type: application/octet-stream\r\n\r\n\r\n-----011000010111000001101001--\r\n", ParameterType.RequestBody);
IRestResponse response = client.Execute(request);
```

```swift
import Foundation

let headers = ["Authorization": "Bearer <token>"]
let parameters = [
  [
    "name": "sessionId",
    "value": "1"
  ],
  [
    "name": "package",
    "fileName": "string"
  ]
]

let boundary = "---011000010111000001101001"

var body = ""
var error: NSError? = nil
for param in parameters {
  let paramName = param["name"]!
  body += "--\(boundary)\r\n"
  body += "Content-Disposition:form-data; name=\"\(paramName)\""
  if let filename = param["fileName"] {
    let contentType = param["content-type"]!
    let fileContent = String(contentsOfFile: filename, encoding: String.Encoding.utf8)
    if (error != nil) {
      print(error as Any)
    }
    body += "; filename=\"\(filename)\"\r\n"
    body += "Content-Type: \(contentType)\r\n\r\n"
    body += fileContent
  } else if let paramValue = param["value"] {
    body += "\r\n\r\n\(paramValue)"
  }
}

let request = NSMutableURLRequest(url: NSURL(string: "https://engine.neurologyca.ai/process-kpn")! as URL,
                                        cachePolicy: .useProtocolCachePolicy,
                                    timeoutInterval: 10.0)
request.httpMethod = "POST"
request.allHTTPHeaderFields = headers
request.httpBody = postData as Data

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()
```