Added Update content type method without fetch method

.github/workflows/unit-test.yml

@@ -13,7 +13,7 @@ jobs:
       - uses: actions/checkout@v2     # checkout the repo
       - uses: actions/setup-node@v3
         with:
-          node-version: '12.x'
+          node-version: '20.x'
           registry-url: 'https://registry.npmjs.org'
       - run: npm ci                   # install packages
       - run: npm run test:unit:report:json                 # run tests (configured to use jest-junit reporter)

CHANGELOG.md

@@ -1,5 +1,8 @@
 # Changelog
 
+## [v1.16.2](https://github.com/contentstack/contentstack-management-javascript/tree/v1.16.2) (2024-06-24)
+ - Enhancement
+   - Added update content type without fetch method
 ## [v1.16.1](https://github.com/contentstack/contentstack-management-javascript/tree/v1.16.1) (2024-05-08)
  - Fix
    - Fix for `fs` not found issue in web build

lib/stack/contentType/index.js

@@ -46,6 +46,66 @@ export function ContentType (http, data = {}) {
      */
     this.update = update(http, 'content_type')
 
+    /**
+     * @description The Update ContentType call lets you update the name and description of an existing ContentType. 
+     * You can also update the JSON schema of a content type, including fields and different features associated with the content type.
+     * @memberof ContentType
+     * @func update
+     * @returns {Promise<ContentType.ContentType>} Promise for ContentType instance
+     * @example
+     * import * as contentstack from '@contentstack/management'
+     * const client = contentstack.client()
+     * const data = {
+     *       "content_type": {
+     *         "title": "Page",
+     *         "uid": "page",
+     *         "schema": [{
+     *             "display_name": "Title",
+     *             "uid": "title",
+     *             "data_type": "text",
+     *             "field_metadata": {
+     *               "_default": true
+     *             },
+     *             "unique": false,
+     *             "mandatory": true,
+     *             "multiple": false
+     *           }
+     *         ],
+     *         "options": {
+     *           "title": "title",
+     *           "publishable": true,
+     *           "is_page": true,
+     *           "singleton": false,
+     *           "sub_title": [
+     *             "url"
+     *           ],
+     *           "url_pattern": "/:title",
+     *           "url_prefix": "/"
+     *         }
+     *       }
+     *     }
+     * }
+     * client.stack({ api_key: 'api_key'}).contentType('content_type_uid').updateCT(data)
+     * .then((contentType) => {
+          console.log(contentType)
+     * })
+     */
+    this.updateCT = async (config) => {
+      try {
+        const headers = {
+          headers: { ...cloneDeep(this.stackHeaders) }
+        }
+        const response = await http.put(`${this.urlPath}`, config, headers)
+        if (response.data) {
+          return response.data
+        } else {
+          throw error(response)
+        }
+      } catch (err) {
+        throw error(err)
+      }
+    }
+
     /**
      * @description The Delete ContentType call is used to delete an existing ContentType permanently from your Stack.
      * @memberof ContentType