04/27 Fixed some issues 3

app/routes/issues.py

@@ -47,6 +47,25 @@ def _notify_followers(issue, title, body, exclude_user_ids=None):
 
 # ── List ──────────────────────────────────────────────────────────────────────
 
+class _SLAFilteredPage:
+    """Minimal pagination-compatible wrapper used when an SLA filter is active.
+
+    The SLA status is a computed value (not a DB column), so it cannot be
+    filtered at the query level.  When sla_filter is set we load all matching
+    rows, apply the Python-side filter, and wrap the result in this object so
+    the template can use the same interface (.items, .pages, .page, .iter_pages)
+    without any template changes.  Pagination is suppressed (single page) since
+    the full filtered set is always returned.
+    """
+    def __init__(self, items):
+        self.items = items
+        self.page  = 1
+        self.pages = 1
+
+    def iter_pages(self, **kwargs):
+        return iter([1])
+
+
 @bp.route('/')
 @login_required
 def index():
@@ -79,13 +98,20 @@ def index():
             Area.facility_id == int(facility_filter)
         )
 
-    # SLA filter — applied in Python after DB query since SLA is computed
-    issues_paged = q.paginate(page=page, per_page=25, error_out=False)
-
+    # SLA filter — SLA status is computed in Python (not a DB column).
+    # When active: load all matching rows, filter in Python, wrap in a
+    # single-page compatible object so the template interface is unchanged.
+    # When inactive: use standard DB-level pagination (25 per page).
     if sla_filter:
-        filtered_items = [i for i in issues_paged.items if sla_status(i) == sla_filter]
+        all_issues   = q.all()
+        filtered     = [i for i in all_issues if sla_status(i) == sla_filter]
+        issues_paged = _SLAFilteredPage(filtered)
+        logger.debug(
+            'ISSUES | index | sla_filter=%s | matched=%s of %s',
+            sla_filter, len(filtered), len(all_issues),
+        )
     else:
-        filtered_items = issues_paged.items
+        issues_paged = q.paginate(page=page, per_page=25, error_out=False)
 
     # Build a set of issue IDs the current user is following so the template
     # can render the following badge and inline unfollow button without an
@@ -111,7 +137,6 @@ def index():
 
     return render_template('issues/list.html',
                            issues=issues_paged,
-                           issue_items=filtered_items,
                            severity_filter=severity_filter,
                            status_filter=status_filter,
                            sla_filter=sla_filter,