50 lines
1.8 KiB
Python
50 lines
1.8 KiB
Python
from django.core.management.base import BaseCommand
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from ._spreadsheet_constants import *
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from right_tree.api.models import Habitat, Zone
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def load_habitat_zone_data(sheet):
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""" Loads habitat and zone objects from data defined in the spreadsheet.
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"""
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habitats = set()
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zones = set()
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current_habitat = current_zone = current_variant = current_refined_variant = None
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for col in sheet.iter_cols(min_col=SITE_DATA_START_COL, max_col=SITE_DATA_STOP_COL, min_row=HABITAT_ROW, max_row=ZONE_REFINED_VARIANT_ROW):
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habitat, zone_name, zone_variant, zone_refined_variant = (cell.value for cell in col)
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if habitat is not None:
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current_habitat = habitat
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current_zone = current_variant = current_refined_variant = None
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if zone_name is not None:
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current_zone = zone_name
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current_variant = current_refined_variant = None
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if zone_variant is not None:
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current_variant = zone_variant
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current_refined_variant = None
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current_refined_variant = zone_refined_variant if zone_refined_variant is not None else current_refined_variant
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habitats.add(current_habitat)
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zones.add((current_habitat, current_zone, current_variant, current_refined_variant, col[0].column_letter))
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for habitat in habitats:
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habitat_obj = Habitat(name=habitat)
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habitat_obj.save()
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for habitat, zone, variant, refined_variant, col_letter in zones:
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zone_obj = Zone(name=zone, variant=variant,
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refined_variant=refined_variant, habitat=habitat, related_zone_segment=col_letter)
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zone_obj.save()
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class Command(BaseCommand):
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help = 'Ingests the site spreadsheet data into the database'
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def handle(self, *args, **options):
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load_habitat_zone_data(SPREADSHEET)
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