mirror of
https://github.com/IRBorisov/ConceptPortal.git
synced 2025-08-14 04:40:36 +03:00
119 lines
3.2 KiB
Python
119 lines
3.2 KiB
Python
''' Models: Operation in OSS. '''
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# pylint: disable=duplicate-code
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from typing import Optional
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from django.db.models import (
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CASCADE,
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SET_NULL,
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CharField,
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ForeignKey,
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Model,
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QuerySet,
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TextChoices,
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TextField
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)
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from apps.library.models import LibraryItem
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from .Argument import Argument
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from .Replica import Replica
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from .Substitution import Substitution
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class OperationType(TextChoices):
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''' Type of operation. '''
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INPUT = 'input'
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SYNTHESIS = 'synthesis'
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REPLICA = 'replica'
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class Operation(Model):
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''' Operational schema Unit.'''
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oss = ForeignKey(
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verbose_name='Схема синтеза',
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to='library.LibraryItem',
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on_delete=CASCADE,
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related_name='operations'
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)
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operation_type = CharField(
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verbose_name='Тип',
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max_length=10,
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choices=OperationType.choices,
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default=OperationType.INPUT
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)
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result = ForeignKey(
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verbose_name='Связанная КС',
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to='library.LibraryItem',
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blank=True,
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null=True,
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on_delete=SET_NULL,
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related_name='producer'
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)
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parent = ForeignKey(
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verbose_name='Содержащий блок',
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to='oss.Block',
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blank=True,
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null=True,
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on_delete=SET_NULL,
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related_name='as_child_operation'
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)
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alias = CharField(
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verbose_name='Шифр',
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max_length=255,
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blank=True
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)
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title = TextField(
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verbose_name='Название',
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blank=True
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)
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description = TextField(
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verbose_name='Описание',
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blank=True
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)
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class Meta:
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''' Model metadata. '''
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verbose_name = 'Операция'
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verbose_name_plural = 'Операции'
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def __str__(self) -> str:
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return f'Операция {self.alias}'
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def getQ_arguments(self) -> QuerySet[Argument]:
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''' Operation Arguments for current operation. '''
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return Argument.objects.filter(operation=self)
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def getQ_as_argument(self) -> QuerySet[Argument]:
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''' Operation Arguments where the operation is used as an argument. '''
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return Argument.objects.filter(argument=self)
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def getQ_substitutions(self) -> QuerySet[Substitution]:
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''' Operation substitutions. '''
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return Substitution.objects.filter(operation=self)
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def getQ_replicas(self) -> QuerySet[Replica]:
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''' Operation replicas. '''
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return Replica.objects.filter(original=self)
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def getQ_replica_original(self) -> list['Operation']:
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''' Operation source for current replica. '''
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return [x.original for x in Replica.objects.filter(replica=self)]
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def setQ_result(self, result: Optional[LibraryItem]) -> None:
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''' Set result schema. '''
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if result == self.result:
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return
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self.result = result
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self.save(update_fields=['result'])
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for rep in self.getQ_replicas():
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rep.replica.result = result
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rep.replica.save(update_fields=['result'])
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def delete(self, *args, **kwargs):
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''' Delete operation. '''
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for rep in self.getQ_replicas():
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rep.replica.delete()
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super().delete(*args, **kwargs)
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