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44 lines
1.3 KiB
44 lines
1.3 KiB
# Generated by Django 3.2.19 on 2023-06-05 06:28
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from django.db import migrations
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# 历史问题一些资产没有关联到节点，这里将这些资产关联到默认节点
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def migrate_asset_add_default_node(apps, *args):
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node_model = apps.get_model('assets', 'Node')
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asset_model = apps.get_model('assets', 'Asset')
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m2m_model = asset_model.nodes.through
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assets = asset_model.objects.filter(nodes__isnull=True).only('id', 'org_id')
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org_assets_map = {}
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for asset in assets:
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org_assets_map.setdefault(str(asset.org_id), []).append(str(asset.id))
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if not org_assets_map:
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return
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m2m_objs = []
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for org_id, asset_ids in org_assets_map.items():
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default_node = node_model.objects.filter(parent_key='', org_id=org_id).first()
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if not default_node:
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continue
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m2m_objs.extend(
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[
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m2m_model(node=default_node, asset_id=asset_id)
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for asset_id in asset_ids
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]
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)
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if not m2m_objs:
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return
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m2m_model.objects.bulk_create(m2m_objs)
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class Migration(migrations.Migration):
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dependencies = [
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('assets', '0118_auto_20230524_1647'),
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]
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operations = [
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migrations.RunPython(migrate_asset_add_default_node),
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]
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