Refactor code structure for improved readability and maintainability

atlas/models.py

@@ -1233,18 +1233,55 @@ class CaseDetail(models.Model):
                 return "[Redacted]"
             if self.override_history and self.override_history != "":
                 return self.override_history
-            return self.case.history
+            return self.case.history or "No history provided"
         return ""
 
     def get_case_series_nested(self, include_priors=True):
         case_series_images = self.case.get_series_images_nested(as_json=False)
 
         if include_priors:
-            for prior in self.case.prior_case.all():
-                case_series_images.extend(prior.get_series_images_nested(as_json=False))
+            logger.debug(f"Checking for prior cases for case {self.case}")
+            logger.debug(f"Found {self.case.prior_case.count()} prior cases for case {self.case}")
+
+            for prior in self.caseprior_set.all():
+                logger.debug(f"Adding prior case {prior.prior_case} to case {self.case}")
+                case_series_images.extend(prior.prior_case.get_series_images_nested(as_json=False))
 
         return json.dumps(case_series_images)
 
+    def get_case_named_stacks(self, include_priors=True):
+        def build_stacks_for(case_obj, prefix=None):
+            stacks = []
+            for series in case_obj.get_ordered_series():
+                images = [f"{REMOTE_URL}{img.image.url}" for img in series.images.all()]
+                name = f"{prefix}: {series}" if prefix else str(series)
+                stacks.append({"name": name, "imageIds": images})
+            return stacks
+
+        results = []
+
+        # main case entry
+        results.append(
+            {
+                "caseId": f"CASE-{self.case.pk}",
+                "studyId": f"Current Case",
+                "stacks": build_stacks_for(self.case, prefix=None),
+            }
+        )
+
+        # include priors as separate entries
+        if include_priors:
+            for prior in self.caseprior_set.all():
+                prior_case = prior.prior_case
+                results.append(
+                    {
+                        "caseId": f"CASE-{prior_case.pk}",
+                        "studyId": f"Prior: {prior.relation_text}",
+                        "stacks": build_stacks_for(prior_case, prefix="Prior"),
+                    }
+                )
+
+        return json.dumps(results)
 
 class CasePrior(models.Model):
     case_detail = models.ForeignKey(CaseDetail, on_delete=models.CASCADE)

atlas/templates/atlas/collection_case_view_take.html

@@ -74,11 +74,12 @@
 
         <details id="dicom-viewer-details">
             <summary>Viewer</summary>
+            Named stacks
 
             <div id="main_viewer" class="dicom-viewer-root"
                  style="box-sizing: border-box; background: #222; width: 100%; height: 600px;"
                  data-auto-cache-stack="false"
-                 data-images='{{case_detail.get_case_series_nested}}'
+                 data-named-stacks='{{case_detail.get_case_named_stacks}}'
             ></div>
         </details>