mirror of
https://github.com/IRBorisov/ConceptPortal.git
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102 lines
2.8 KiB
Python
102 lines
2.8 KiB
Python
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''' Models: Constituenta. '''
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from django.db.models import (
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CASCADE, ForeignKey, Model, PositiveIntegerField,
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TextChoices, TextField, CharField, JSONField
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)
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from django.core.validators import MinValueValidator
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from django.urls import reverse
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class CstType(TextChoices):
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''' Type of constituenta '''
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BASE = 'basic'
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CONSTANT = 'constant'
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STRUCTURED = 'structure'
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AXIOM = 'axiom'
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TERM = 'term'
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FUNCTION = 'function'
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PREDICATE = 'predicate'
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THEOREM = 'theorem'
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def _empty_forms():
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return []
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class Constituenta(Model):
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''' Constituenta is the base unit for every conceptual schema '''
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schema: ForeignKey = ForeignKey(
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verbose_name='Концептуальная схема',
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to='rsform.LibraryItem',
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on_delete=CASCADE
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)
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order: PositiveIntegerField = PositiveIntegerField(
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verbose_name='Позиция',
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validators=[MinValueValidator(1)],
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default=-1,
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)
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alias: CharField = CharField(
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verbose_name='Имя',
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max_length=8,
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default='undefined'
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)
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cst_type: CharField = CharField(
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verbose_name='Тип',
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max_length=10,
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choices=CstType.choices,
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default=CstType.BASE
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)
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convention: TextField = TextField(
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verbose_name='Комментарий/Конвенция',
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default='',
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blank=True
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)
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term_raw: TextField = TextField(
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verbose_name='Термин (с отсылками)',
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default='',
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blank=True
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)
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term_resolved: TextField = TextField(
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verbose_name='Термин',
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default='',
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blank=True
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)
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term_forms: JSONField = JSONField(
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verbose_name='Словоформы',
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default=_empty_forms
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)
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definition_formal: TextField = TextField(
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verbose_name='Родоструктурное определение',
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default='',
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blank=True
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)
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definition_raw: TextField = TextField(
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verbose_name='Текстовое определение (с отсылками)',
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default='',
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blank=True
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)
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definition_resolved: TextField = TextField(
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verbose_name='Текстовое определение',
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default='',
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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 = 'Конституента'
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verbose_name_plural = 'Конституенты'
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def get_absolute_url(self):
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''' URL access. '''
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return reverse('constituenta-detail', kwargs={'pk': self.pk})
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def __str__(self) -> str:
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return f'{self.alias}'
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def set_term_resolved(self, new_term: str):
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''' Set term and reset forms if needed. '''
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if new_term == self.term_resolved:
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return
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self.term_resolved = new_term
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self.term_forms = []
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