Commit ba438333 authored by Marius Kriegerowski's avatar Marius Kriegerowski
Browse files

Added floorspace calculation rule

parent ede57bfc
Pipeline #23996 passed with stage
in 1 minute and 14 seconds
#!/usr/bin/env python3
import logging
from rabotnik.storages.base import StorageBase as RabotnikStorage
from rabotnik import Rule # pylint: disable=import-error
logger = logging.getLogger()
class Floorspace(Rule):
def __init__(self, storage: RabotnikStorage):
"""Calculate floorspace of buildings.
storage: Storage serving building data.
""" = storage
async def evaluate(self, payload: dict) -> tuple:
building_id = payload["building_id"]
async for data in
SELECT ST_Area(ST_Transform(geometry, 4326)) *
CAST(br.tags->'building:levels' AS float)
FROM osm_building_relations AS br
SELECT ST_Area(ST_Transform(geometry, 4326)) *
CAST(bp.tags->'building:levels' AS float)
FROM osm_building_polygons AS bp
WHERE id = {building_id};
yield data
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