add slight preference for locating point POIs over POI areas

This commit is contained in:
Sarah Hoffmann
2024-04-10 21:26:37 +02:00
parent 1a0f851d0d
commit f923304eea
2 changed files with 20 additions and 7 deletions

View File

@@ -186,7 +186,7 @@ class ReverseGeocoder:
.where(sa.or_(sa.not_(t.c.geometry.is_area()),
t.c.centroid.ST_Distance(WKT_PARAM) < diststr))
.order_by('distance')
.limit(1))
.limit(2))
if self.has_geometries():
sql = self._add_geometry_columns(sql, t.c.geometry)
@@ -212,7 +212,20 @@ class ReverseGeocoder:
sql = sql.where(sa.or_(*restrict))
return (await self.conn.execute(sql, self.bind_params)).one_or_none()
# If the closest object is inside an area, then check if there is a
# POI node nearby and return that.
prev_row = None
for row in await self.conn.execute(sql, self.bind_params):
if prev_row is None:
if row.rank_search <= 27 or row.osm_type == 'N' or row.distance > 0:
return row
prev_row = row
else:
if row.rank_search > 27 and row.osm_type == 'N'\
and row.distance < 0.0001:
return row
return prev_row
async def _find_housenumber_for_street(self, parent_place_id: int) -> Optional[SaRow]: