Enhance display set and finding pickers with case detection and filtering

atlas/templates/atlas/partials/_displayset_search_results.html

@@ -4,7 +4,12 @@
       <div class="list-group-item d-flex justify-content-between align-items-center" data-ds-pk="{{ ds.pk }}">
         <div class="flex-fill">
           <div class="d-flex w-100 justify-content-between">
-            <strong class="mb-1">{{ ds.name }}</strong>
+            <div>
+              <strong class="mb-1">{{ ds.name }}</strong>
+              {% if ds.case %}
+                <div class="small text-muted">Case: <a href="{% url 'atlas:case_detail' ds.case.pk %}">{{ ds.case.title }}</a> (#{% if ds.case.pk %}{{ ds.case.pk }}{% endif %})</div>
+              {% endif %}
+            </div>
             <small class="text-muted">{{ ds.pk }}</small>
           </div>
           <p class="mb-1 text-truncate">{{ ds.description }}</p>

atlas/templates/atlas/partials/displayset_search_widget.html

@@ -1,4 +1,7 @@
 <div class="displayset-search-widget">
+  {% if case %}
+    <div id="current-case-meta" data-current-case="{{ case.pk }}" data-current-case-title="{{ case.title|escape }}" style="display:none;"></div>
+  {% endif %}
   {% with input_id=input_id|default:'displayset-search-input' target_id=target_id|default:'displayset-search-results' %}
     <label for="{{ input_id }}" class="form-label">Search display sets</label>
     <input id="{{ input_id }}" name="q" class="form-control" type="search"