57 lines
2 KiB
Python
57 lines
2 KiB
Python
from django.db import migrations
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from django.forms import modelform_factory
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from ccdb.utils.data import get_data_sources
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class Migration(migrations.Migration):
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def migrate(apps, schema_editor):
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sources = get_data_sources()
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if not sources:
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return
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c = sources['db0']
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ProcessType = apps.get_model('processing', 'ProcessType')
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Reagent = apps.get_model('processing', 'Reagent')
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Flaw = apps.get_model('processing', 'Flaw')
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Processing = apps.get_model('processing', 'Processing')
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for model in [Processing, Flaw, Reagent, ProcessType]:
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model.objects.all().delete()
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ProcessTypeForm = modelform_factory(ProcessType, fields='__all__')
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ReagentForm = modelform_factory(Reagent, fields='__all__')
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for r in c.execute('SELECT * FROM tbl_lu_process_types;'):
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form = ProcessTypeForm(dict(name=r[1], code=r[2],
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description=r[3],
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sort_order=int(r[4]) if r[4] else None))
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if form.is_valid():
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ProcessType.objects.create(id=r[0], **form.cleaned_data)
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else:
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print('process type', r[0:], form.errors.as_data())
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for r in c.execute('SELECT * FROM tbl_lu_reagents;'):
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form = ReagentForm(dict(name=r[1], code=r[2],
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reagent_class=r[3],
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sort_order=int(r[4]) if r[4] else None))
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if form.is_valid():
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Reagent.objects.create(id=r[0], **form.cleaned_data)
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else:
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print('reagent', r[0:], form.errors.as_data())
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def rollback(apps, schema_editor):
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ProcessType = apps.get_model('processing', 'ProcessType')
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Reagent = apps.get_model('processing', 'Reagent')
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for model in [Reagent, ProcessType]:
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model.objects.all().delete()
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dependencies = [
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('processing', '0001_initial'),
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]
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operations = [
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migrations.RunPython(migrate, rollback),
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]
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