From dbc4917db9b852210b9e7d5f5eca3afe3a526643 Mon Sep 17 00:00:00 2001
From: mohsentaba <s.hosseintaba98@gmail.com>
Date: Thu, 11 Jun 2026 16:27:59 +0330
Subject: [PATCH] admin panel multilanguals added

---
 apps/course/models/course.py     | 33 ++++++++++++++++++++++++++++++--
 apps/course/serializers/admin.py |  8 +++++++-
 2 files changed, 38 insertions(+), 3 deletions(-)

diff --git a/apps/course/models/course.py b/apps/course/models/course.py
index c468f86..2a5def9 100644
--- a/apps/course/models/course.py
+++ b/apps/course/models/course.py
@@ -3,6 +3,7 @@ from decimal import Decimal
 import math
 from django.db import models
 from django.db.models import TextChoices
+from django.utils.text import slugify
 from django.utils.translation import gettext_lazy as _
 
 from apps.account.models import ProfessorUser
@@ -77,7 +78,7 @@ def get_localized_field(lang, field_value):
 
 
 def course_file_upload_to(instance, filename):
-    return os.path.join(f"courses/{instance.slug}/videos/{filename}")
+    return os.path.join(f"courses/{get_course_storage_slug(instance)}/videos/{filename}")
 
 
 def attachment_file_upload_to(instance, filename):
@@ -85,7 +86,35 @@ def attachment_file_upload_to(instance, filename):
 
 
 def course_attachment_file_upload_to(instance, filename):
-    return os.path.join(f"courses/{instance.course.slug}/attachments/{filename}")
+    return os.path.join(
+        f"courses/{get_course_storage_slug(instance.course)}/attachments/{filename}"
+    )
+
+
+def get_course_storage_slug(instance):
+    slug_source = instance.slug
+
+    if isinstance(slug_source, list):
+        for lang in ("en", "fa", "ru"):
+            for item in slug_source:
+                if isinstance(item, dict) and item.get("language_code") == lang:
+                    localized_slug = item.get("title") or item.get("value") or item.get("text") or item.get("name")
+                    safe_slug = slugify(str(localized_slug or ""))
+                    if safe_slug:
+                        return safe_slug
+
+    safe_slug = slugify(extract_text_from_json(slug_source))
+    if safe_slug:
+        return safe_slug
+
+    safe_title = slugify(extract_text_from_json(instance.title))
+    if safe_title:
+        return safe_title
+
+    if instance.pk:
+        return f"course-{instance.pk}"
+
+    return "course-draft"
 
 
 
diff --git a/apps/course/serializers/admin.py b/apps/course/serializers/admin.py
index 27b545f..e00b867 100644
--- a/apps/course/serializers/admin.py
+++ b/apps/course/serializers/admin.py
@@ -63,6 +63,8 @@ class AdminLessonSerializer(serializers.ModelSerializer):
         return ret
 
 class AdminGlossarySerializer(serializers.ModelSerializer):
+    description_i18n = serializers.JSONField(source='description', read_only=True)
+
     class Meta:
         model = Glossary
         fields = '__all__'
@@ -74,6 +76,8 @@ class AdminGlossarySerializer(serializers.ModelSerializer):
         return ret
 
 class AdminAttachmentSerializer(serializers.ModelSerializer):
+    title_i18n = serializers.JSONField(source='title', read_only=True)
+
     class Meta:
         model = Attachment
         fields = '__all__'
@@ -386,6 +390,7 @@ class AdminCourseAttachmentSerializer(serializers.Serializer):
             'course': instance.course_id,
             'attachment': instance.attachment_id,
             'title': localized_title,
+            'title_i18n': raw_title,
             'file': serialize_file(attachment_obj.file, self) if attachment_obj and attachment_obj.file else None,
             'file_size': attachment_obj.file_size if attachment_obj else 0
         }
@@ -455,7 +460,8 @@ class AdminCourseGlossarySerializer(serializers.Serializer):
             'course': instance.course_id,
             'glossary': instance.glossary_id,
             'title': glossary_obj.title if glossary_obj else "",
-            'description': localized_description
+            'description': localized_description,
+            'description_i18n': raw_description,
         }
 
     def create(self, validated_data):