right-tree/backend/right_tree/api/management/commands/loadsitedata.py

62 lines
2.1 KiB
Python

from django.core.management.base import BaseCommand
from pathlib import Path
import right_tree.api.data
from ._spreadsheet_helpers import *
from right_tree.api.models import Habitat, Zone
SPREADSHEET_FILENAME = 'plant_data.xlsx'
SITE_DATA_START_COL = 25
HABITAT_ROW = 1
ZONE_NAME_ROW = 2
ZONE_VARIANT_ROW = 3
ZONE_REFINED_VARIANT_ROW = 5
DATA_DIR_PATH = Path(right_tree.api.data.__file__).resolve().parent
SPREADSHEET = get_spreadsheet(DATA_DIR_PATH, SPREADSHEET_FILENAME)
def load_habitat_zone_data(sheet):
""" Loads habitat and zone objects from data defined in the spreadsheet.
"""
habitats = set()
zones = set()
current_habitat = current_zone = current_variant = current_refined_variant = None
for col in sheet.iter_cols(min_col=SITE_DATA_START_COL, min_row=ZONE_NAME_ROW, max_row=ZONE_REFINED_VARIANT_ROW, values_only=True):
habitat, zone_name, zone_variant, zone_refined_variant = col
if habitat is not None:
current_habitat = habitat
current_zone = current_variant = current_refined_variant = None
current_zone = zone_name if zone_name is not None else current_zone
current_variant = zone_variant if zone_variant is not None else current_variant
current_refined_variant = zone_refined_variant if zone_refined_variant is not None else current_refined_variant
habitats.add(current_habitat)
zones.add((current_zone, current_variant, current_refined_variant))
print("Creating Habitat Objects")
print("--------------------------")
for habitat in habitats:
habitat_obj = Habitat(name=habitat)
habitat_obj.save()
print("Creating Zone Objects")
print("--------------------------")
for zone, variant, refined_variant in zones:
zone_obj = Zone(name=zone, variant=variant,
refined_variant=refined_variant)
zone_obj.save()
class Command(BaseCommand):
help = 'Ingests the site spreadsheet data into the database'
def handle(self, *args, **options):
self.stdout.write('Creating habitat/zone fixtures...')
load_habitat_zone_data(SPREADSHEET)