36 lines
1.2 KiB
Python
36 lines
1.2 KiB
Python
from django.core.management.base import BaseCommand
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from django.db import connections
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from collections import namedtuple
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from establishment.models import Position
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def namedtuplefetchall(cursor):
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"Return all rows from a cursor as a namedtuple"
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desc = cursor.description
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nt_result = namedtuple('Result', [col[0] for col in desc])
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return [nt_result(*row) for row in cursor.fetchall()]
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class Command(BaseCommand):
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help = 'Add position from old db to new db'
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def position_sql(self):
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with connections['legacy'].cursor() as cursor:
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cursor.execute('''
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select
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DISTINCT a.`role` as position_name
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from affiliations as a
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''')
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return namedtuplefetchall(cursor)
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def handle(self, *args, **kwargs):
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objects = []
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for p in self.position_sql():
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count = Position.objects.filter(name={"en-GB": p.position_name}).count()
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if count == 0:
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objects.append(Position(name={"en-GB": p.position_name}))
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p = Position.objects.bulk_create(objects)
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self.stdout.write(self.style.WARNING(f'Created positions objects.'))
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