77 lines
2.7 KiB
Python
77 lines
2.7 KiB
Python
# documents/models.py
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from django.db import models
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from django.utils.translation import gettext_lazy as _
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from django.conf import settings
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from django.utils import timezone
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User = settings.AUTH_USER_MODEL # 'employees.Employee'
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class Document(models.Model):
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"""
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Документ, который нужно разослать сотрудникам.
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"""
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title = models.CharField(_('Название'), max_length=255)
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file = models.FileField(_('Файл'), upload_to='documents/%Y/%m/%d/')
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description = models.TextField(_('Описание'), blank=True)
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uploaded_by = models.ForeignKey(
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User,
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verbose_name=_('Загрузил'),
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on_delete=models.SET_NULL,
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null=True,
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blank=True,
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related_name='uploaded_documents' # <-- уникальный related_name
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)
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uploaded_at = models.DateTimeField(_('Дата загрузки'), auto_now_add=True)
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sent_to_all = models.BooleanField(
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_('Разослать всем'),
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default=False,
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help_text=_('Если включено — уведомление получат все активные сотрудники')
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)
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recipients = models.ManyToManyField(
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User,
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verbose_name=_('Получатели'),
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blank=True,
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help_text=_('Если `Разослать всем` отключено, документ пойдет только этим'),
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related_name='document_recipients' # <-- уникальный related_name
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)
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class Meta:
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verbose_name = _('Документ')
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verbose_name_plural = _('Документы')
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ordering = ['-uploaded_at']
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def __str__(self):
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return self.title
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class DocumentAcknowledgement(models.Model):
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"""
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Фиксация, что сотрудник ознакомился с документом.
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"""
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document = models.ForeignKey(
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Document,
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verbose_name=_('Документ'),
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on_delete=models.CASCADE,
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related_name='acknowledgements'
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)
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user = models.ForeignKey(
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User,
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verbose_name=_('Сотрудник'),
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on_delete=models.CASCADE,
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related_name='document_acknowledgements'
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)
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acknowledged_at = models.DateTimeField(_('Время ознакомления'), auto_now_add=True)
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class Meta:
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verbose_name = _('Ознакомление с документом')
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verbose_name_plural = _('Ознакомления с документами')
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unique_together = ('document', 'user')
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ordering = ['-acknowledged_at']
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def __str__(self):
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return f'{self.user} — {self.document} @ {self.acknowledged_at:%d.%m.%Y %H:%M}'
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