Enhance question overview filters to support multi-selection for categories, findings, structures, conditions, subspecialties, and presentations

sbas/templates/sbas/question_overview.html

@@ -19,10 +19,9 @@
 
     <div class="col-auto">
       <label class="form-label small">Category</label>
-      <select name="category" class="form-select form-select-sm">
-        <option value="">(All)</option>
+      <select name="category" multiple class="form-select form-select-sm" size="4">
         {% for c in categories %}
-          <option value="{{ c.id }}" {% if selected_category|default:'' == c.id|stringformat:"s" %}selected{% endif %}>{{ c.category }}</option>
+          <option value="{{ c.id }}" {% if c.id|stringformat:"s" in selected_category %}selected{% endif %}>{{ c.category }}</option>
         {% endfor %}
       </select>
     </div>
@@ -38,55 +37,61 @@
 
     <div class="w-100"></div>
 
+    <div class="col-12">
+      <p>
+        <a class="btn btn-sm btn-outline-secondary" data-bs-toggle="collapse" href="#advanced-filters" role="button" aria-expanded="false" aria-controls="advanced-filters">Advanced filters</a>
+      </p>
+      <div class="collapse" id="advanced-filters">
+        <div class="card card-body">
+          <div class="row g-2">
             <div class="col-md-4 col-sm-6">
               <label class="form-label small">Finding</label>
-      <select name="finding" class="form-select form-select-sm">
-        <option value="">(Any)</option>
+              <select name="finding" multiple class="form-select form-select-sm" size="6">
                 {% for f in findings %}
-          <option value="{{ f.id }}" {% if selected_finding|default:'' == f.id|stringformat:"s" %}selected{% endif %}>{{ f.name }}</option>
+                  <option value="{{ f.id }}" {% if f.id|stringformat:"s" in selected_findings %}selected{% endif %}>{{ f.name }}</option>
                 {% endfor %}
               </select>
             </div>
 
             <div class="col-md-4 col-sm-6">
               <label class="form-label small">Structure</label>
-      <select name="structure" class="form-select form-select-sm">
-        <option value="">(Any)</option>
+              <select name="structure" multiple class="form-select form-select-sm" size="6">
                 {% for s in structures %}
-          <option value="{{ s.id }}" {% if selected_structure|default:'' == s.id|stringformat:"s" %}selected{% endif %}>{{ s.name }}</option>
+                  <option value="{{ s.id }}" {% if s.id|stringformat:"s" in selected_structures %}selected{% endif %}>{{ s.name }}</option>
                 {% endfor %}
               </select>
             </div>
 
             <div class="col-md-4 col-sm-6">
               <label class="form-label small">Condition</label>
-      <select name="condition" class="form-select form-select-sm">
-        <option value="">(Any)</option>
+              <select name="condition" multiple class="form-select form-select-sm" size="6">
                 {% for c in conditions %}
-          <option value="{{ c.id }}" {% if selected_condition|default:'' == c.id|stringformat:"s" %}selected{% endif %}>{{ c.name }}</option>
+                  <option value="{{ c.id }}" {% if c.id|stringformat:"s" in selected_conditions %}selected{% endif %}>{{ c.name }}</option>
                 {% endfor %}
               </select>
             </div>
 
             <div class="col-md-4 col-sm-6">
               <label class="form-label small">Subspecialty</label>
-      <select name="subspecialty" class="form-select form-select-sm">
-        <option value="">(Any)</option>
+              <select name="subspecialty" multiple class="form-select form-select-sm" size="6">
                 {% for ss in subspecialties %}
-          <option value="{{ ss.id }}" {% if selected_subspecialty|default:'' == ss.id|stringformat:"s" %}selected{% endif %}>{{ ss.name }}</option>
+                  <option value="{{ ss.id }}" {% if ss.id|stringformat:"s" in selected_subspecialties %}selected{% endif %}>{{ ss.name }}</option>
                 {% endfor %}
               </select>
             </div>
 
             <div class="col-md-4 col-sm-6">
               <label class="form-label small">Presentation</label>
-      <select name="presentation" class="form-select form-select-sm">
-        <option value="">(Any)</option>
+              <select name="presentation" multiple class="form-select form-select-sm" size="6">
                 {% for p in presentations %}
-          <option value="{{ p.id }}" {% if selected_presentation|default:'' == p.id|stringformat:"s" %}selected{% endif %}>{{ p.name }}</option>
+                  <option value="{{ p.id }}" {% if p.id|stringformat:"s" in selected_presentations %}selected{% endif %}>{{ p.name }}</option>
                 {% endfor %}
               </select>
             </div>
+          </div>
+        </div>
+      </div>
+    </div>
 
     <div class="col-auto align-self-end">
       <button class="btn btn-sm btn-primary">Filter</button>
@@ -99,10 +104,10 @@
 
       {% if counts %}
         <ul class="list-group list-group-flush">
-          {% for name, count in counts %}
+          {% for row in counts %}
             <li class="list-group-item d-flex justify-content-between align-items-center">
-              <div>{{ name }}</div>
-              <div class="text-muted">{{ count }}</div>
+              <div><a href="{{ row.link }}">{{ row.cat_name }}</a></div>
+              <div class="text-muted">{{ row.count }}</div>
             </li>
           {% endfor %}
         </ul>

sbas/views.py

@@ -531,15 +531,15 @@ def question_overview(request):
 
     status = request.GET.get("status") or QuestionReview.StatusChoices.ACCEPTED
     group_by = request.GET.get("group_by") or "category"
-    category_filter = request.GET.get("category")
+    # allow multi-selects for category and atlas filters
+    category_filters = request.GET.getlist("category")
     open_access = request.GET.get("open_access")
 
-    # Atlas model filters (single-select for now)
-    finding_filter = request.GET.get("finding")
-    structure_filter = request.GET.get("structure")
-    condition_filter = request.GET.get("condition")
-    subspecialty_filter = request.GET.get("subspecialty")
-    presentation_filter = request.GET.get("presentation")
+    finding_filters = request.GET.getlist("finding")
+    structure_filters = request.GET.getlist("structure")
+    condition_filters = request.GET.getlist("condition")
+    subspecialty_filters = request.GET.getlist("subspecialty")
+    presentation_filters = request.GET.getlist("presentation")
 
     qs = Question.objects.all().order_by("pk")
 
@@ -552,10 +552,12 @@ def question_overview(request):
     except Exception:
         pass
 
-    # Optional category filter
-    if category_filter:
+    # Optional category filter (multi)
+    if category_filters:
         try:
-            qs = qs.filter(category__id=int(category_filter))
+            ids = [int(x) for x in category_filters if x]
+            if ids:
+                qs = qs.filter(category__id__in=ids)
         except Exception:
             pass
 
@@ -563,89 +565,113 @@ def question_overview(request):
     if open_access in ("0", "1"):
         qs = qs.filter(open_access=(open_access == "1"))
 
-    # Optional atlas M2M filters
+    # Optional atlas M2M filters (multi-select)
     try:
-        if finding_filter:
-            qs = qs.filter(finding__id=int(finding_filter))
+        finding_ids = [int(x) for x in finding_filters if x]
+        if finding_ids:
+            qs = qs.filter(finding__id__in=finding_ids)
     except Exception:
-        pass
+        finding_ids = []
     try:
-        if structure_filter:
-            qs = qs.filter(structure__id=int(structure_filter))
+        structure_ids = [int(x) for x in structure_filters if x]
+        if structure_ids:
+            qs = qs.filter(structure__id__in=structure_ids)
     except Exception:
-        pass
+        structure_ids = []
     try:
-        if condition_filter:
-            qs = qs.filter(condition__id=int(condition_filter))
+        condition_ids = [int(x) for x in condition_filters if x]
+        if condition_ids:
+            qs = qs.filter(condition__id__in=condition_ids)
     except Exception:
-        pass
+        condition_ids = []
     try:
-        if subspecialty_filter:
-            qs = qs.filter(subspecialty__id=int(subspecialty_filter))
+        subspecialty_ids = [int(x) for x in subspecialty_filters if x]
+        if subspecialty_ids:
+            qs = qs.filter(subspecialty__id__in=subspecialty_ids)
     except Exception:
-        pass
+        subspecialty_ids = []
     try:
-        if presentation_filter:
-            qs = qs.filter(presentation__id=int(presentation_filter))
+        presentation_ids = [int(x) for x in presentation_filters if x]
+        if presentation_ids:
+            qs = qs.filter(presentation__id__in=presentation_ids)
     except Exception:
-        pass
-
-    # Build counts by category (default)
-    counts = {}
-    total = 0
+        presentation_ids = []
 
+    # Optimize status filtering with a DB subquery to get latest review status per question
     from django.contrib.contenttypes.models import ContentType
+    from django.db.models import OuterRef, Subquery, Count
 
-    # Import atlas models for populating filter choices
-    from atlas.models import Finding, Structure, Condition as AtlasCondition, Subspecialty, Presentation as AtlasPresentation
+    ct = ContentType.objects.get_for_model(Question)
+    latest_status_subq = QuestionReview.objects.filter(content_type=ct, object_id=OuterRef("pk")).order_by("-created_on").values("status")[:1]
+    qs = qs.annotate(latest_review_status=Subquery(latest_status_subq))
 
-    for question in qs:
-        # Respect authors_only flag
+    if status == "ANY":
+        pass
+    elif status == "UNREVIEWED":
+        qs = qs.filter(latest_review_status__isnull=True)
+    else:
+        qs = qs.filter(latest_review_status=status)
+
+    # Respect authors_only: non-owners should be excluded
+    # We applied permission filter earlier; ensure authors_only exclusion
+    from django.db.models import Q
     try:
-            if question.authors_only and not (
-                request.user.is_superuser or request.user in question.author.all()
-            ):
-                continue
+        if not request.user.is_superuser:
+            qs = qs.exclude(Q(authors_only=True) & ~Q(author__in=[request.user]))
     except Exception:
         pass
 
-        ct = ContentType.objects.get_for_model(question)
-        latest = (
-            QuestionReview.objects.filter(content_type=ct, object_id=question.pk)
-            .order_by("-created_on")
-            .first()
-        )
+    # Aggregate counts grouped by category (DB-side)
+    grouped = qs.values("category__id", "category__category").annotate(count=Count("pk")).order_by("-count", "category__category")
 
-        # Determine whether this question matches requested status
-        match = False
-        if status == "ANY":
-            match = True
-        elif status == "UNREVIEWED":
-            match = latest is None
-        else:
-            if latest is not None and latest.status == status:
-                match = True
+    counts_rows = []
+    total = qs.count()
 
-        if not match:
-            continue
+    # Build per-row link (to question list) preserving current filters but swapping category
+    from urllib.parse import urlencode
+    from django.urls import reverse
 
-        # Grouping
-        if group_by == "category":
-            key = question.category.category if question.category else "Uncategorized"
-            counts[key] = counts.get(key, 0) + 1
-        else:
-            # fallback to category grouping if unknown
-            key = question.category.category if question.category else "Uncategorized"
-            counts[key] = counts.get(key, 0) + 1
+    # Convert selected filters to strings for template membership tests
+    selected_category = [str(x) for x in category_filters]
+    selected_findings = [str(x) for x in finding_filters]
+    selected_structures = [str(x) for x in structure_filters]
+    selected_conditions = [str(x) for x in condition_filters]
+    selected_subspecialties = [str(x) for x in subspecialty_filters]
+    selected_presentations = [str(x) for x in presentation_filters]
 
-        total += 1
+    for row in grouped:
+        cat_id = row.get("category__id")
+        cat_name = row.get("category__category") or "Uncategorized"
+        count = row.get("count")
 
-    # Sort counts by descending
-    sorted_counts = sorted(counts.items(), key=lambda x: (-x[1], x[0]))
+        params = []
+        # category param points to this row
+        if cat_id:
+            params.append(("category", str(cat_id)))
+        # preserve other filters
+        if status:
+            params.append(("status", status))
+        if open_access is not None and open_access != "":
+            params.append(("open_access", open_access))
+        for fid in selected_findings:
+            params.append(("finding", fid))
+        for sid in selected_structures:
+            params.append(("structure", sid))
+        for cid in selected_conditions:
+            params.append(("condition", cid))
+        for ss in selected_subspecialties:
+            params.append(("subspecialty", ss))
+        for p in selected_presentations:
+            params.append(("presentation", p))
 
-    categories = Category.objects.all().order_by("category")
+        link = reverse("sbas:question_view") + ("?" + urlencode(params, doseq=True) if params else "")
+
+        counts_rows.append({"cat_id": cat_id or "", "cat_name": cat_name, "count": count, "link": link})
 
     # Populate atlas filter lists
+    from atlas.models import Finding, Structure, Condition as AtlasCondition, Subspecialty, Presentation as AtlasPresentation
+
+    categories = Category.objects.all().order_by("category")
     findings = Finding.objects.all().order_by("name")
     structures = Structure.objects.all().order_by("name")
     conditions = AtlasCondition.objects.all().order_by("name")
@@ -656,21 +682,21 @@ def question_overview(request):
         "status_options": status_options,
         "selected_status": status,
         "group_by": group_by,
-        "counts": sorted_counts,
+        "counts": counts_rows,
         "total": total,
         "categories": categories,
-        "selected_category": category_filter,
+        "selected_category": selected_category,
         "selected_open_access": open_access,
         "findings": findings,
         "structures": structures,
         "conditions": conditions,
         "subspecialties": subspecialties,
         "presentations": presentations,
-        "selected_finding": finding_filter,
-        "selected_structure": structure_filter,
-        "selected_condition": condition_filter,
-        "selected_subspecialty": subspecialty_filter,
-        "selected_presentation": presentation_filter,
+        "selected_findings": selected_findings,
+        "selected_structures": selected_structures,
+        "selected_conditions": selected_conditions,
+        "selected_subspecialties": selected_subspecialties,
+        "selected_presentations": selected_presentations,
     }
 
     return render(request, "sbas/question_overview.html", context)