Add public kiosk page with QR/pricing cycle and configurable slide timing

app.py

@@ -282,6 +282,32 @@ def get_refresh_seconds():
     return val if val in (10, 20, 30) else 10
 
 
+def get_kiosk_cycle_seconds():
+    """Return the kiosk slide cycle interval in seconds. 0 = static price list; 5+ cycles QR and pricing."""
+    cfg = load_booth_settings()
+    try:
+        val = int(cfg.get('kiosk_cycle_seconds', 10))
+    except (ValueError, TypeError):
+        val = 10
+    if val == 0:
+        return 0
+    return max(5, val)
+
+
+def get_kiosk_mode():
+    """Return 'cycle', 'qr', or 'prices' based on kiosk_cycle_seconds setting."""
+    cfg = load_booth_settings()
+    try:
+        val = int(cfg.get('kiosk_cycle_seconds', 10))
+    except (ValueError, TypeError):
+        val = 10
+    if val == -1:
+        return 'qr'
+    if val == 0:
+        return 'prices'
+    return 'cycle'
+
+
 def get_hermes_api_key():
     """
     Return the effective Hermes API key.
@@ -847,6 +873,49 @@ def admin_pricing():
     return render_template('admin/pricing.html', fixed=fixed, customs=customs)
 
 
+@app.route('/kiosk')
+def kiosk():
+    """
+    Public kiosk display page for the booth.
+    Shows open/closed banner, pricing, and optionally cycles with a QR code.
+    Auto-refreshes so pricing updates are picked up quickly.
+    """
+    cfg = load_booth_settings()
+    pricing = cfg.get('pricing', {})
+
+    fixed_keys = {
+        'one_song': 'One Song',
+        'both_songs': 'Both Songs',
+        'wav_per_song': 'WAV files / song',
+        'stems_per_song': 'STEM files / song'
+    }
+    price_items = []
+    for key, label in fixed_keys.items():
+        val = pricing.get(key, '').strip()
+        if val:
+            price_items.append({'label': label, 'price': val})
+    for i in range(1, 6):
+        entry = pricing.get(f'custom_{i}')
+        if isinstance(entry, dict):
+            name = entry.get('name', '').strip()
+            price = entry.get('price', '').strip()
+            if name and price:
+                price_items.append({'label': name, 'price': price})
+
+    cycle_seconds = get_kiosk_cycle_seconds()
+    mode = get_kiosk_mode()
+    booth_open = get_booth_open()
+
+    return render_template(
+        'kiosk.html',
+        booth_open=booth_open,
+        price_items=price_items,
+        cycle_seconds=cycle_seconds,
+        mode=mode,
+        refresh_seconds=30
+    )
+
+
 @app.route('/admin/request/<int:rid>', methods=['GET', 'POST'])
 def admin_request(rid):
     """
@@ -1248,6 +1317,28 @@ def admin_settings():
             flash(f'Dashboard auto-refresh set to {val} seconds.', 'success')
             return redirect(url_for('admin_settings'))
 
+        elif action == 'save_kiosk_cycle':
+            # Update kiosk slide cycle interval. Special values:
+            # -1 = show QR only, 0 = show pricing only, 5+ = cycle every N seconds.
+            raw = request.form.get('kiosk_cycle_seconds', '10').strip()
+            try:
+                val = int(raw)
+            except ValueError:
+                val = 10
+            if val not in (-1, 0) and val < 5:
+                val = 5
+            cfg = load_booth_settings()
+            cfg['kiosk_cycle_seconds'] = val
+            save_booth_settings(cfg)
+            if val == -1:
+                label = 'QR code only'
+            elif val == 0:
+                label = 'pricing only'
+            else:
+                label = f'cycle every {val} seconds'
+            flash(f'Kiosk mode set to {label}.', 'success')
+            return redirect(url_for('admin_settings'))
+
         elif action == 'save_booth_open':
             # Toggle whether the public request form is accepting submissions.
             cfg = load_booth_settings()
@@ -1327,6 +1418,7 @@ def admin_settings():
         upload_path=str(upload_root),
         current_max_revisions=current_max_revisions,
         current_refresh_seconds=current_refresh_seconds,
+        current_kiosk_cycle_seconds=get_kiosk_cycle_seconds(),
         booth_open=booth_open,
         email_form=email_form,
         metadata={