feat: vendor pages /vendor/<slug> with SEO, sitemap updated, links from main

zkart_app/db.py

@@ -411,7 +411,7 @@ def fetch_scope_data(scope: str) -> dict:
     conn = get_db()
     vendors = [dict(r) for r in conn.execute(
         f"SELECT id, name, COALESCE(logo,'') as logo, COALESCE(description,'') as description, "
-        f"COALESCE(website,'') as website, COALESCE(mont_page,'') as mont_page "
+        f"COALESCE(website,'') as website, COALESCE(mont_page,'') as mont_page, COALESCE(slug,'') as slug "
         f"FROM {tables['vendors']} ORDER BY lower(name)"
     )]
     categories = [dict(r) for r in conn.execute(f"SELECT id, name FROM {tables['categories']} ORDER BY lower(name)")]

zkart_app/routes.py

@@ -582,15 +582,69 @@ def sitemap_xml():
     from flask import Response
     proto = request.headers.get("X-Forwarded-Proto", "https")
     base = f"{proto}://{request.host}"
+    conn = get_db()
+    slugs = [r[0] for r in conn.execute(
+        "SELECT slug FROM vendors WHERE slug IS NOT NULL "
+        "UNION SELECT slug FROM ib_vendors WHERE slug IS NOT NULL"
+    )]
+    conn.close()
+    urls = [f'  <url><loc>{base}/</loc><changefreq>weekly</changefreq><priority>1.0</priority></url>']
+    for slug in slugs:
+        urls.append(f'  <url><loc>{base}/vendor/{slug}</loc><changefreq>monthly</changefreq><priority>0.7</priority></url>')
     body = (
         '<?xml version="1.0" encoding="UTF-8"?>\n'
         '<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">\n'
-        f'  <url><loc>{base}/</loc><changefreq>weekly</changefreq><priority>1.0</priority></url>\n'
-        '</urlset>'
+        + '\n'.join(urls) + '\n</urlset>'
     )
     return Response(body, mimetype="application/xml")
 
 
+@bp.get("/vendor/<slug>")
+def vendor_page(slug: str):
+    from flask import abort
+    conn = get_db()
+    # Search in both tables, prefer infra
+    vendor = conn.execute(
+        "SELECT id, name, COALESCE(logo,'') as logo, COALESCE(description,'') as description, "
+        "COALESCE(website,'') as website, COALESCE(mont_page,'') as mont_page, 'infra' as scope "
+        "FROM vendors WHERE slug = ?", (slug,)
+    ).fetchone()
+    if not vendor:
+        vendor = conn.execute(
+            "SELECT id, name, COALESCE(logo,'') as logo, COALESCE(description,'') as description, "
+            "COALESCE(website,'') as website, COALESCE(mont_page,'') as mont_page, 'ib' as scope "
+            "FROM ib_vendors WHERE slug = ?", (slug,)
+        ).fetchone()
+    if not vendor:
+        conn.close()
+        abort(404)
+
+    vendor = dict(vendor)
+    tables = scope_tables(vendor['scope'])
+
+    products = [dict(r) for r in conn.execute(
+        f"SELECT name, COALESCE(url,'') as url FROM {tables['products']} "
+        f"WHERE vendor_id = ? ORDER BY lower(name)", (vendor['id'],)
+    )]
+    categories = [r[0] for r in conn.execute(
+        f"SELECT c.name FROM {tables['categories']} c "
+        f"JOIN {tables['vendor_categories']} vc ON vc.category_id = c.id "
+        f"WHERE vc.vendor_id = ? ORDER BY lower(c.name)", (vendor['id'],)
+    )]
+    conn.close()
+
+    proto = request.headers.get("X-Forwarded-Proto", "https")
+    base_url = f"{proto}://{request.host}"
+    canonical_url = f"{base_url}/vendor/{slug}"
+    return render_template("vendor.html",
+        vendor=vendor,
+        products=products,
+        categories=categories,
+        canonical_url=canonical_url,
+        base_url=base_url,
+    )
+
+
 @bp.get("/api/data")
 def api_data():
     scope = (request.args.get("scope") or "infra").strip().lower()