added unique file folders

akarpov/files/migrations/0012_alter_file_options_alter_file_file.py

@@ -0,0 +1,25 @@
+# Generated by Django 4.2 on 2023-04-08 08:12
+
+import akarpov.files.services.files
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("files", "0011_file_file_type_alter_file_description_and_more"),
+    ]
+
+    operations = [
+        migrations.AlterModelOptions(
+            name="file",
+            options={"ordering": ["modified"]},
+        ),
+        migrations.AlterField(
+            model_name="file",
+            name="file",
+            field=models.FileField(
+                upload_to=akarpov.files.services.files.user_unique_file_upload
+            ),
+        ),
+    ]

akarpov/files/models.py

@@ -10,8 +10,8 @@
 from django.urls import reverse
 from model_utils.models import TimeStampedModel
 
+from akarpov.files.services.files import user_unique_file_upload
 from akarpov.tools.shortener.models import ShortLink
-from akarpov.utils.files import user_file_upload_mixin
 
 
 class File(TimeStampedModel, ShortLink):
@@ -25,7 +25,7 @@ class File(TimeStampedModel, ShortLink):
     )
 
     preview = FileField(blank=True, upload_to="file/previews/")
-    file = FileField(blank=False, upload_to=user_file_upload_mixin)
+    file = FileField(blank=False, upload_to=user_unique_file_upload)
 
     # meta
     name = CharField(max_length=100, null=True, blank=True)

akarpov/files/services/files.py

@@ -0,0 +1,16 @@
+import os
+
+from django.conf import settings
+
+from akarpov.utils.generators import generate_charset
+
+
+def user_unique_file_upload(instance, filename):
+    """stores user uploaded files at their folder with unique file name"""
+    username = instance.user.username
+    path = os.path.join(settings.MEDIA_ROOT, f"files/{username}/")
+    slug = generate_charset(5)
+    while os.path.isdir(path + slug):
+        slug = generate_charset(5)
+
+    return os.path.join(f"files/{username}/{slug}", filename)