Refactor Azure Blob Storage client initialization and add cleanup functionality for Azure Blob objects

Author: KoblerS

lib/azure-blob-storage.js

@@ -58,7 +58,7 @@ module.exports = class AzureAttachmentsService extends require("./basic") {
       })
 
       this.containerName = creds.container_name
-      this.blobServiceClient = new BlobServiceClient(creds.container_uri + "?" + creds.sas_token)
+      this.blobServiceClient = new BlobServiceClient(`${creds.container_uri}?${creds.sas_token}`)
       this.containerClient = this.blobServiceClient.getContainerClient(creds.container_name)
 
       logConfig.info('Azure Blob Storage client initialized successfully', {
@@ -437,35 +437,6 @@ module.exports = class AzureAttachmentsService extends require("./basic") {
     }
   }
 
-  /**
-   * @inheritdoc
-   */
-  registerDraftUpdateHandlers(srv, entity, mediaElements) {
-    for (const mediaElement of mediaElements) {
-      srv.prepend(() => {
-        if (mediaElement.drafts) {
-          srv.on(
-            "PUT",
-            mediaElement.drafts,
-            this.updateContentHandler.bind(this)
-          )
-
-          // case: attachments uploaded in draft and deleted before saving
-          srv.before(
-            "DELETE",
-            mediaElement.drafts,
-            this.attachDraftDeletionData.bind(this)
-          )
-          srv.after(
-            "DELETE",
-            mediaElement.drafts,
-            this.deleteAttachmentsWithKeys.bind(this)
-          )
-        }
-      })
-    }
-  }
-
   /**
    * Deletes a file from Azure Blob Storage
    * @param {string} Key - The key of the file to delete