Refactor case size rendering logic and update user uploads template for improved UI

atlas/tables.py

@@ -161,14 +161,30 @@ class CaseTable(SelectionTable):
         return "No collections"
 
     def render_case_size(self, value, record):
+        # Prefer cached case-level value, then model helper.
         if value is None:
             try:
                 value = record.get_total_series_images_size()
             except Exception:
                 value = None
+
+        # If still missing, fall back to summing per-series sizes.
         if value is None:
-            return "-"
+            computed_total = 0
-        return filesizeformat(value)
+            try:
+                for series in record.series.all():
+                    series_size = series.total_image_size
+                    if series_size is None:
+                        try:
+                            series_size = series.get_total_image_size(refresh=True)
+                        except Exception:
+                            series_size = 0
+                    computed_total += int(series_size or 0)
+            except Exception:
+                computed_total = 0
+            value = computed_total
+
+        return filesizeformat(int(value or 0))
 
     associated_cases = tables.Column(
         verbose_name="Associated Cases", accessor="pk", orderable=False

atlas/views.py

@@ -3455,14 +3455,12 @@ def user_uploads(
         field = case_series_form.fields.get(field_name)
         if field is None:
             continue
-        attrs = dict(getattr(field.widget, "attrs", {}) or {})
+        field.widget = forms.SelectMultiple(
-        attrs.update(
+            attrs={
-            {
+                "class": "form-select",
-                "data-dropdown-parent": "#caseSeriesModal",
+                "size": 8,
-                "data-width": "100%",
             }
         )
-        field.widget.attrs = attrs
 
     return render(
         request,