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# Assign a work item to a user

PATCH https://example.itential.io/work-center-service/work-items/{id}/assign
Content-Type: application/json

Assigns a work item to a user.

Reference: https://docs.itential.com/itential-cloud/api-reference/work-center-service/assign-work-item

## Authentication

- `Authorization` header (basic auth, required) — Basic authentication of the form `Basic <base64(username:password)>`.

## Request

### Path parameters

- `id` (string, required) — Unique identifier (UUID) of the work item.

### Body (application/json)

This endpoint expects an object.

- `owner` (string, optional) — The userId of the user to assign the work item to.

## Response

### 200

Work item assigned successfully

- `id` (string, required) — Unique identifier (UUID) of the work item.
- `name` (string, required) — Human-readable name of the work item.
- `summary` (string, required) — Brief summary of the work item.
- `status` (enum, required) — Current status of the work item.
  - Allowed values: `pending`, `completed`, `canceled`
- `groups` (object, required) — Access control groups.
  - `read` (list of string, required) — Array of group identifiers with read access to the work item.
  - `write` (list of string, required) — Array of group identifiers with write access to the work item.
- `appId` (string, required) — Application identifier that is creating the work item.
- `resourceId` (string, required) — Resource identifier for tracking across application boundaries. Combined with appId to enforce uniqueness constraint.
- `rootExecution` (object, required) — Root execution metadata for the detail view header.
  - `id` (string, required) — Unique identifier of the root execution that started the ancestry chain.
  - `name` (string, required) — Human-readable name of the root execution.
  - `trigger` (object, required) — Trigger information defining what initiated the root execution.
    - `type` (enum, required) — Type of trigger that initiated the work item.
      - Allowed values: `manual`, `endpoint`, `schedule`, `eventSystem`, `job`, `session`
    - `label` (string, required) — Human-readable label for the trigger.
  - `startTime` (string, required) — ISO 8601 timestamp when the root execution started.
  - `url` (string, optional) — Optional URL to access the root execution (e.g., workflow execution UI link).
- `execution` (object, required) — Execution that invoked createWorkItem.
  - `id` (string, required) — Unique identifier of the running job or session that invoked createWorkItem.
  - `name` (string, required) — Human-readable name of the parent job or session.
  - `type` (string, required) — Opaque execution type passed to the ancestry adapter (e.g. job, session).
  - `url` (string, optional) — Optional URL to access the execution.
  - `description` (string, optional) — Optional description of the execution, useful for differentiating between concurrent executions.
- `view` (string, required) — Relative URL path to the UI view for this task.
- `variables` (object, required) — Variables for the renderer.
  - `incoming` (object, required) — JSON object containing incoming variables from the workflow.
  - `outgoing` (object, required) — JSON object containing outgoing variables set after completion.
  - `outgoingOmittedReason` (enum, optional) — Reason outgoing variables were omitted from the response.
    - Allowed values: `size_exceeded`
- `metrics` (object, required) — Work item operational metrics.
  - `owner` (string, required) — Account ID of the operator who claimed the work item.
  - `claimTime` (string, required) — ISO 8601 timestamp when the work item was claimed.
  - `finishState` (string, required) — Opaque finish state string emitted by the view component on completion.
  - `ownerUsername` (string, optional) — Resolved username of the operator who claimed the work item.
- `createdAt` (string, required) — ISO 8601 creation timestamp.
- `isIncomingClaimChecked` (boolean, required) — Whether the incoming variables are stored as a claim check (large data).
- `updatedAt` (string, required) — ISO 8601 last updated timestamp.
- `description` (string, optional) — Optional detailed description of the work item.

## Errors

### 500 Internal Server Error

Error response from API

- `any`

## Examples

**Request**

```json
{}
```

**Response**

```json
{
  "id": "string",
  "name": "string",
  "summary": "string",
  "status": "pending",
  "groups": {
    "read": [
      "string"
    ],
    "write": [
      "string"
    ]
  },
  "appId": "string",
  "resourceId": "string",
  "rootExecution": {
    "id": "string",
    "name": "string",
    "trigger": {
      "type": "manual",
      "label": "string"
    },
    "startTime": "2024-01-15T09:30:00Z",
    "url": "string"
  },
  "execution": {
    "id": "string",
    "name": "string",
    "type": "string",
    "url": "string",
    "description": "string"
  },
  "view": "string",
  "variables": {
    "incoming": {},
    "outgoing": {},
    "outgoingOmittedReason": "size_exceeded"
  },
  "metrics": {
    "owner": "string",
    "claimTime": "string",
    "finishState": "string",
    "ownerUsername": "string"
  },
  "createdAt": "string",
  "isIncomingClaimChecked": true,
  "updatedAt": "string",
  "description": "string"
}
```

**SDK Code**

```python
import requests

url = "https://example.itential.io/work-center-service/work-items/id/assign"

payload = {}
headers = {"Content-Type": "application/json"}

response = requests.patch(url, json=payload, headers=headers)

print(response.json())
```

```javascript
const url = 'https://example.itential.io/work-center-service/work-items/id/assign';
const options = {method: 'PATCH', headers: {'Content-Type': 'application/json'}, body: '{}'};

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://example.itential.io/work-center-service/work-items/id/assign"

	payload := strings.NewReader("{}")

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

	req.Header.Add("Content-Type", "application/json")

	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://example.itential.io/work-center-service/work-items/id/assign")

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

request = Net::HTTP::Patch.new(url)
request["Content-Type"] = 'application/json'
request.body = "{}"

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.patch("https://example.itential.io/work-center-service/work-items/id/assign")
  .header("Content-Type", "application/json")
  .body("{}")
  .asString();
```

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

$client = new \GuzzleHttp\Client();

$response = $client->request('PATCH', 'https://example.itential.io/work-center-service/work-items/id/assign', [
  'body' => '{}',
  'headers' => [
    'Content-Type' => 'application/json',
  ],
]);

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

```csharp
using RestSharp;

var client = new RestClient("https://example.itential.io/work-center-service/work-items/id/assign");
var request = new RestRequest(Method.PATCH);
request.AddHeader("Content-Type", "application/json");
request.AddParameter("application/json", "{}", ParameterType.RequestBody);
IRestResponse response = client.Execute(request);
```

```swift
import Foundation

let headers = ["Content-Type": "application/json"]
let parameters = [] as [String : Any]

let postData = JSONSerialization.data(withJSONObject: parameters, options: [])

let request = NSMutableURLRequest(url: NSURL(string: "https://example.itential.io/work-center-service/work-items/id/assign")! as URL,
                                        cachePolicy: .useProtocolCachePolicy,
                                    timeoutInterval: 10.0)
request.httpMethod = "PATCH"
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()
```