118 lines
3.0 KiB
Python
118 lines
3.0 KiB
Python
from django.conf import settings
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from django.db import models
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DEFAULT_LABEL_LAYOUT = [
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{
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'id': 'qr',
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'type': 'qr',
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'x_mm': 2.0,
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'y_mm': 2.0,
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'w_mm': 22.0,
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'h_mm': 22.0,
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'font_pt': 9,
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'bold': False,
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'align': 'left',
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'text': '',
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},
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{
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'id': 'model',
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'type': 'model',
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'x_mm': 26.0,
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'y_mm': 2.0,
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'w_mm': 40.0,
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'h_mm': 8.0,
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'font_pt': 10,
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'bold': True,
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'align': 'left',
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'text': '',
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},
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{
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'id': 'type',
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'type': 'type',
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'x_mm': 26.0,
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'y_mm': 10.0,
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'w_mm': 40.0,
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'h_mm': 5.0,
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'font_pt': 8,
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'bold': False,
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'align': 'left',
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'text': '',
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},
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{
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'id': 'inventory',
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'type': 'inventory',
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'x_mm': 26.0,
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'y_mm': 15.5,
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'w_mm': 40.0,
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'h_mm': 5.0,
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'font_pt': 10,
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'bold': False,
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'align': 'left',
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'text': '',
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},
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{
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'id': 'serial',
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'type': 'serial',
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'x_mm': 26.0,
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'y_mm': 21.0,
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'w_mm': 40.0,
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'h_mm': 4.0,
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'font_pt': 8,
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'bold': False,
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'align': 'left',
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'text': '',
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},
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{
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'id': 'ean',
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'type': 'ean13',
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'x_mm': 2.0,
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'y_mm': 26.0,
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'w_mm': 64.0,
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'h_mm': 14.0,
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'font_pt': 8,
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'bold': False,
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'align': 'center',
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'text': '',
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},
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]
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class EquipmentLabelTemplate(models.Model):
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"""Общий шаблон инвентарной этикетки (singleton code=default)."""
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code = models.SlugField('Код', max_length=40, unique=True, default='default')
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name = models.CharField('Название', max_length=100, default='Этикетка оборудования')
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width_mm = models.FloatField('Ширина (мм)', default=70.0)
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height_mm = models.FloatField('Высота (мм)', default=42.0)
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layout = models.JSONField('Блоки', default=list, blank=True)
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updated_at = models.DateTimeField(auto_now=True)
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updated_by = models.ForeignKey(
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settings.AUTH_USER_MODEL, on_delete=models.SET_NULL,
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null=True, blank=True, related_name='+',
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verbose_name='Кто обновил',
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)
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class Meta:
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verbose_name = 'Шаблон этикетки'
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verbose_name_plural = 'Шаблоны этикеток'
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def __str__(self):
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return self.name
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@classmethod
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def get_default(cls):
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obj, created = cls.objects.get_or_create(
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code='default',
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defaults={
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'name': 'Этикетка оборудования',
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'width_mm': 70.0,
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'height_mm': 42.0,
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'layout': list(DEFAULT_LABEL_LAYOUT),
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},
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)
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if not created and not obj.layout:
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obj.layout = list(DEFAULT_LABEL_LAYOUT)
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obj.save(update_fields=['layout'])
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return obj
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