#3 add delete function

middleware/app_be/services/minioservice.py

@@ -32,7 +32,7 @@ class MinioService:
             if r.status_code == 200:
                 print("Successfully uploaded a file!")
             else:
-                print("Something went wrong")
+                print("Something went wrong while creating")
         except:
             return False
         return True
@@ -53,3 +53,21 @@ class MinioService:
         except:
             print("Error downloading file from minio")
         return file_bytes
+
+    @staticmethod
+    def delete_file(filename: str) -> bool:
+        """Delete an file from the dropbox storage.
+
+        :param filename: filename of the file
+        :return: Whether file was successfully deleted
+        """
+        try:
+            url = settings.AWS_HOST + filename
+            r = requests.delete(url)
+            if r.status_code == 204:
+                print("Successfully deleted a file!")
+            else:
+                print("Something went wrong while deleting")
+        except:
+            return False
+        return True

middleware/app_be/views/rest_api.py

@@ -113,6 +113,7 @@ class ImageEndpoint:
 
         # 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)
@@ -120,10 +121,15 @@ class ImageEndpoint:
         resp = MongoDBService.deleteSingle(identifier)
         print(resp)
 
+
         if not DropboxService.delete_file(metadata['filename']):
             print('Error deleting file in dropbox')
             result_bool = False
 
+        if not MinioService.delete_file(metadata['filename']):
+            print('Error deleting file in minio')
+            result_bool = False
+
         return JsonResponse({'Result': result_bool}, safe=False)
 
     @staticmethod