Fix perceelnummer filter: use Textbox instead of Number to avoid Gradio 6 empty->0 conversion

_space/app.py

@@ -113,6 +113,18 @@ def _fmt(v):
         return str(v)
 
 
+def _parse_int(v):
+    if v is None:
+        return None
+    s = str(v).strip()
+    if not s:
+        return None
+    try:
+        return int(s)
+    except ValueError:
+        return None
+
+
 def build_map(pid):
     sel = PARCELS[PARCELS[ID_COL] == pid]
     if sel.empty:
@@ -153,19 +165,6 @@ def build_map(pid):
 def apply_filters(garden_lo, garden_hi, parcel_lo, parcel_hi, cov_lo, cov_hi, nb_lo, nb_hi,
                   gemeenten, secties, perc_lo, perc_hi, year_lo, year_hi, excl_year,
                   doelen, residential, idq, limit):
-    # DEBUG: log exactly what the UI/API sent
-    print('DEBUG apply_filters inputs:', {
-        'garden_lo': garden_lo, 'garden_hi': garden_hi,
-        'parcel_lo': parcel_lo, 'parcel_hi': parcel_hi,
-        'cov_lo': cov_lo, 'cov_hi': cov_hi,
-        'nb_lo': nb_lo, 'nb_hi': nb_hi,
-        'gemeenten': gemeenten, 'secties': secties,
-        'perc_lo': perc_lo, 'perc_hi': perc_hi,
-        'year_lo': year_lo, 'year_hi': year_hi,
-        'excl_year': excl_year,
-        'doelen': doelen, 'residential': residential,
-        'idq': idq, 'limit': limit,
-    })
     df = DATA
     if garden_lo is None:
         garden_lo = 0.0
@@ -193,6 +192,9 @@ def apply_filters(garden_lo, garden_hi, parcel_lo, parcel_hi, cov_lo, cov_hi, nb
         m = m & df['sectie'].isin(secties)
     if doelen:
         m = m & df['gebruiksdoel'].isin(doelen)
+    # Parse perceelnummer from Textbox (empty string = no filter)
+    perc_lo = _parse_int(perc_lo)
+    perc_hi = _parse_int(perc_hi)
     if perc_lo is not None or perc_hi is not None:
         lo = -1 if perc_lo is None else perc_lo
         hi = 10 ** 9 if perc_hi is None else perc_hi
@@ -212,7 +214,6 @@ def apply_filters(garden_lo, garden_hi, parcel_lo, parcel_hi, cov_lo, cov_hi, nb
     if idq:
         m = m & df[ID_COL].astype(str).str.contains(idq.strip(), case=False, na=False)
     res = df[m]
-    print('DEBUG result count:', len(res))
     if res.empty:
         return 'No parcels match these filters. Try widening the ranges.', None, None
     res = res.sort_values('calculated_garden_area', ascending=False)
@@ -287,8 +288,8 @@ with ui.Blocks(title='Maastricht Kadaster Garden Finder') as demo:
                 nb_lo = ui.Number(value=0, label='Buildings min')
                 nb_hi = ui.Number(value=50, label='Buildings max')
             with ui.Row():
-                perc_lo = ui.Number(value=None, label='Perceel nr min')
-                perc_hi = ui.Number(value=None, label='Perceel nr max')
+                perc_lo = ui.Textbox(value='', label='Perceel nr min')
+                perc_hi = ui.Textbox(value='', label='Perceel nr max')
             with ui.Row():
                 year_lo = ui.Number(value=1200, label='Bouwjaar min')
                 year_hi = ui.Number(value=2026, label='Bouwjaar max')