paginacja paragonow

app.py

@@ -2392,14 +2392,24 @@ def delete_user(user_id):
     flash("Użytkownik usunięty", "success")
     return redirect(url_for("list_users"))
 
-
 @app.route("/admin/receipts/<id>")
 @login_required
 @admin_required
 def admin_receipts(id):
     try:
         if id == "all":
-            receipts = Receipt.query.order_by(Receipt.uploaded_at.desc()).all()
+            per_page = 24
+            page = request.args.get("page", 1, type=int)
+            total_count = Receipt.query.count()
+            total_pages = (total_count + per_page - 1) // per_page
+
+            receipts = (
+                Receipt.query.order_by(Receipt.uploaded_at.desc())
+                .offset((page - 1) * per_page)
+                .limit(per_page)
+                .all()
+            )
+
             upload_folder = app.config["UPLOAD_FOLDER"]
             all_db_filenames = set(r.filename for r in receipts)
             files_on_disk = set(os.listdir(upload_folder))
@@ -2418,15 +2428,24 @@ def admin_receipts(id):
                 .all()
             )
             stale_files = []
+            page = 1
+            total_pages = 1
     except ValueError:
         flash("Nieprawidłowe ID listy.", "danger")
         return redirect(url_for("admin_panel"))
 
+    args_without_page = request.args.to_dict()
+    args_without_page.pop('page', None)
+
     return render_template(
         "admin/receipts.html",
         receipts=receipts,
         orphan_files=stale_files,
         orphan_files_count=len(stale_files),
+        page=page,
+        total_pages=total_pages,
+        id=id,
+        args_without_page=args_without_page,
     )
 
 

templates/admin/receipts.html

@@ -66,6 +66,32 @@
   </div>
 </div>
 
+<nav aria-label="Nawigacja stron">
+  <ul class="pagination justify-content-center">
+
+    {# Link do poprzedniej strony #}
+    <li class="page-item {% if page <= 1 %}disabled{% endif %}">
+      <a class="page-link" href="{{ url_for('admin_receipts', id=id, **args_without_page, page=page-1) }}" tabindex="-1">
+        « Poprzednia
+      </a>
+    </li>
+
+    {# Linki do numerów stron #}
+    {% for p in range(1, total_pages + 1) %}
+      <li class="page-item {% if p == page %}active{% endif %}">
+        <a class="page-link" href="{{ url_for('admin_receipts', id=id, **args_without_page, page=p) }}">{{ p }}</a>
+      </li>
+    {% endfor %}
+
+    {# Link do następnej strony #}
+    <li class="page-item {% if page >= total_pages %}disabled{% endif %}">
+      <a class="page-link" href="{{ url_for('admin_receipts', id=id, **args_without_page, page=page+1) }}">Następna »</a>
+    </li>
+
+  </ul>
+</nav>
+
+
 {% if orphan_files and request.path.endswith('/all') %}
 <hr class="my-4">
 <h4 class="mt-3 mb-2 text-warning">Znalezione nieprzypisane pliki ({{ orphan_files_count }})</h4>