add bookreferences to admin panel

apps/hadis/admin/__init__.py

@@ -1,3 +1,4 @@
 from .category import *
 from .hadis import *
-from .transmitter import *
+from .transmitter import *
+from .reference import *

apps/hadis/admin/reference.py

@@ -115,6 +115,26 @@ class BookAuthorAdmin(ModelAdmin):
                 return first.get('text', '-')
         return '-'
 
+@admin.register(BookReferenceImage)
+class BookReferenceImageAdmin(admin.ModelAdmin):
+    # Display the custom string, plus the raw order and book link for convenience
+    list_display = ("display_name", "order", "book_reference")
+    
+    # optimize database queries since we are accessing foreign key data (book_reference)
+    list_select_related = ("book_reference",) 
+
+    def display_name(self, obj):
+        # Implements: f"{self.book_reference.title[0]['text']} - Image {self.order}"
+        try:
+            # We use safe navigation to prevent admin crashes if data is missing
+            book_title = obj.book_reference.title[0]['text']
+            return f"{book_title} - Image {obj.order}"
+        except (AttributeError, IndexError, KeyError, TypeError):
+            # Fallback if the title structure isn't exactly as expected
+            return f"Unknown Book - Image {obj.order}"
+
+    # Sets the column header name in the admin panel
+    display_name.short_description = "Image Reference"
 
 class BookAttributeAdmin(ModelAdmin):
     """
@@ -153,4 +173,5 @@ class BookAttributeAdmin(ModelAdmin):
 
 project_admin_site.register(BookReference, BookReferenceAdmin)
 project_admin_site.register(BookAuthor, BookAuthorAdmin)
-project_admin_site.register(BookAttribute, BookAttributeAdmin)
+project_admin_site.register(BookAttribute, BookAttributeAdmin)
+project_admin_site.register(BookReferenceImage, BookReferenceImageAdmin)