# Update a strategy type

PUT https://app.unleash-instance.example.com/api/admin/strategies/{name}
Content-Type: application/json

Updates the specified strategy type. Any properties not specified in the request body are left untouched.

Reference: https://docs.getunleash.io/api/update-strategy

## OpenAPI Specification

```yaml
openapi: 3.1.1
info:
  title: Update a strategy type
  version: endpoint_strategies.updateStrategy
paths:
  /api/admin/strategies/{name}:
    put:
      operationId: update-strategy
      summary: Update a strategy type
      description: >-
        Updates the specified strategy type. Any properties not specified in the
        request body are left untouched.
      tags:
        - - subpackage_strategies
      parameters:
        - name: name
          in: path
          required: true
          schema:
            type: string
        - name: Authorization
          in: header
          description: Header authentication of the form `undefined <token>`
          required: true
          schema:
            type: string
      responses:
        '200':
          description: This response has no body.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Strategies_updateStrategy_Response_200'
        '401':
          description: >-
            Authorization information is missing or invalid. Provide a valid API
            token as the `authorization` header, e.g.
            `authorization:*.*.my-admin-token`.
          content: {}
        '403':
          description: >-
            The provided user credentials are valid, but the user does not have
            the necessary permissions to perform this operation
          content: {}
        '404':
          description: The requested resource was not found.
          content: {}
        '415':
          description: >-
            The operation does not support request payloads of the provided
            type. Please ensure that you're using one of the listed payload
            types and that you have specified the right content type in the
            "content-type" header.
          content: {}
      requestBody:
        description: updateStrategySchema
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/updateStrategySchema'
components:
  schemas:
    UpdateStrategySchemaParametersItemsType:
      type: string
      enum:
        - value: string
        - value: percentage
        - value: list
        - value: number
        - value: boolean
    UpdateStrategySchemaParametersItems:
      type: object
      properties:
        name:
          type: string
          description: The name of the parameter
        type:
          $ref: '#/components/schemas/UpdateStrategySchemaParametersItemsType'
          description: >-
            The [type of the
            parameter](https://docs.getunleash.io/concepts/activation-strategies#parameters)
        description:
          type: string
          description: >-
            A description of this strategy parameter. Use this to indicate to
            the users what the parameter does.
        required:
          type: boolean
          description: >-
            Whether this parameter must be configured when using the strategy.
            Defaults to `false`
      required:
        - name
        - type
    updateStrategySchema:
      type: object
      properties:
        description:
          type: string
          description: A description of the strategy type.
        parameters:
          type: array
          items:
            $ref: '#/components/schemas/UpdateStrategySchemaParametersItems'
          description: >-
            The parameter list lets you pass arguments to your custom activation
            strategy. These will be made available to your custom strategy
            implementation.
      required:
        - parameters
    Strategies_updateStrategy_Response_200:
      type: object
      properties: {}

```

## SDK Code Examples

```python
import requests

url = "https://app.unleash-instance.example.com/api/admin/strategies/name"

payload = { "parameters": [
        {
            "name": "Rollout percentage",
            "type": "percentage"
        }
    ] }
headers = {
    "Authorization": "<apiKey>",
    "Content-Type": "application/json"
}

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

print(response.json())
```

```javascript
const url = 'https://app.unleash-instance.example.com/api/admin/strategies/name';
const options = {
  method: 'PUT',
  headers: {Authorization: '<apiKey>', 'Content-Type': 'application/json'},
  body: '{"parameters":[{"name":"Rollout percentage","type":"percentage"}]}'
};

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://app.unleash-instance.example.com/api/admin/strategies/name"

	payload := strings.NewReader("{\n  \"parameters\": [\n    {\n      \"name\": \"Rollout percentage\",\n      \"type\": \"percentage\"\n    }\n  ]\n}")

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

	req.Header.Add("Authorization", "<apiKey>")
	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://app.unleash-instance.example.com/api/admin/strategies/name")

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

request = Net::HTTP::Put.new(url)
request["Authorization"] = '<apiKey>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"parameters\": [\n    {\n      \"name\": \"Rollout percentage\",\n      \"type\": \"percentage\"\n    }\n  ]\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.put("https://app.unleash-instance.example.com/api/admin/strategies/name")
  .header("Authorization", "<apiKey>")
  .header("Content-Type", "application/json")
  .body("{\n  \"parameters\": [\n    {\n      \"name\": \"Rollout percentage\",\n      \"type\": \"percentage\"\n    }\n  ]\n}")
  .asString();
```

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

$client = new \GuzzleHttp\Client();

$response = $client->request('PUT', 'https://app.unleash-instance.example.com/api/admin/strategies/name', [
  'body' => '{
  "parameters": [
    {
      "name": "Rollout percentage",
      "type": "percentage"
    }
  ]
}',
  'headers' => [
    'Authorization' => '<apiKey>',
    'Content-Type' => 'application/json',
  ],
]);

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

```csharp
using RestSharp;

var client = new RestClient("https://app.unleash-instance.example.com/api/admin/strategies/name");
var request = new RestRequest(Method.PUT);
request.AddHeader("Authorization", "<apiKey>");
request.AddHeader("Content-Type", "application/json");
request.AddParameter("application/json", "{\n  \"parameters\": [\n    {\n      \"name\": \"Rollout percentage\",\n      \"type\": \"percentage\"\n    }\n  ]\n}", ParameterType.RequestBody);
IRestResponse response = client.Execute(request);
```

```swift
import Foundation

let headers = [
  "Authorization": "<apiKey>",
  "Content-Type": "application/json"
]
let parameters = ["parameters": [
    [
      "name": "Rollout percentage",
      "type": "percentage"
    ]
  ]] as [String : Any]

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

let request = NSMutableURLRequest(url: NSURL(string: "https://app.unleash-instance.example.com/api/admin/strategies/name")! as URL,
                                        cachePolicy: .useProtocolCachePolicy,
                                    timeoutInterval: 10.0)
request.httpMethod = "PUT"
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()
```