Add update_metada type to upload api (#500)

Author: strausr

types/cloudinary_ts_spec.ts

@@ -1,5 +1,6 @@
 import * as cloudinary from 'cloudinary';
 import * as Http from "http";
+import {MetadataFieldApiResponse, ResponseCallback, UploadApiOptions} from "cloudinary";
 
 // $ExpectType ConfigOptions
 cloudinary.v2.config();
@@ -623,6 +624,13 @@ const datasource_changes = {
     ],
 };
 
+cloudinary.v2.uploader.update_metadata({ metadata_color: "red", metadata_shape: "" }, ["test_id_1", "test_id_2"])
+    .then((res)=> {console.log(res)})
+    .catch((err)=> {console.log(err)});
+
+cloudinary.v2.uploader.update_metadata('countryFieldId=[\"id_us\",\"id_uk\",\"id_france"]', [ 'dog', 'lion' ],
+    function(error, result) { console.log(result, error) });
+
 cloudinary.v2.api.update_metadata_field_datasource('EXTERNAL_ID_GET_LIST1', datasource_changes)
     .then((res)=> {console.log(res)})
     .catch((err)=> {console.log(err)});

types/index.d.ts

@@ -1042,6 +1042,12 @@ declare module 'cloudinary' {
             function upload_tag_params(options?: UploadApiOptions, callback?: UploadResponseCallback): Promise<any>;
 
             function upload_url(options?: ConfigOptions): Promise<any>;
+
+            /****************************** Structured Metadata API V2 Methods *************************************/
+
+            function update_metadata(metadata: string | object, public_ids: string[], options?:UploadApiOptions, callback?: ResponseCallback): Promise<MetadataFieldApiResponse>;
+
+            function update_metadata(metadata: string| object, public_ids: string[], callback?: ResponseCallback): Promise<MetadataFieldApiResponse>;
         }
 
         /****************************** Search API *************************************/