Added delete all in dropbox service and iot client help command

middleware/app_be/views/rest_api.py

@@ -109,19 +109,35 @@ class ImageEndpoint:
     def image_api_delete(request: HttpRequest, identifier):
 
         logger.debug('Image DELETE single call: {}'.format(request))
+        result_bool = True
+
+        # get metadata from MongoDB
+        metadata = MongoDBService.getSingle(identifier)
+        if not metadata:
+            return JsonResponse({'Result': 'Error - could not find any metadata in mongoDB.',
+                                 'id': identifier}, status=404, safe=False)
 
         resp = MongoDBService.deleteSingle(identifier)
         print(resp)
 
-        return JsonResponse({'Result': 'success1'}, safe=False)
+        if not DropboxService.delete_file(metadata['filename']):
+            print('Error deleting file in dropbox')
+            result_bool = False
+
+        return JsonResponse({'Result': result_bool}, safe=False)
 
     @staticmethod
     @api_view(['DELETE'])
     def image_api_delete_all(request: HttpRequest):
 
         logger.debug('Image DELETE single call: {}'.format(request))
+        result_bool = True
 
         resp = MongoDBService.deleteAll()
         print(resp)
 
-        return JsonResponse({'Result': 'success1'}, safe=False)
+        if not DropboxService.delete_all():
+            print('Error deleting dropbox folder')
+            result_bool = False
+
+        return JsonResponse({'Result': result_bool}, safe=False)