87 lines
2.8 KiB
Python
87 lines
2.8 KiB
Python
from django.db import models
|
|
|
|
|
|
class MeasurementUnit(models.Model):
|
|
name = models.CharField(max_length=100)
|
|
code = models.CharField(max_length=25)
|
|
unit_class = models.CharField(max_length=50, blank=True)
|
|
description = models.CharField(max_length=255, blank=True)
|
|
sort_order = models.IntegerField(blank=True, null=True)
|
|
|
|
def __str__(self):
|
|
return self.code
|
|
|
|
class Meta:
|
|
unique_together = ('name', 'code')
|
|
ordering = ['sort_order']
|
|
|
|
|
|
class MeasurementType(models.Model):
|
|
name = models.CharField(max_length=100)
|
|
code = models.CharField(max_length=10, blank=True)
|
|
measurement_type_class = models.CharField(max_length=50, blank=True)
|
|
description = models.CharField(max_length=255, blank=True)
|
|
default_measurement_unit = models.ForeignKey(
|
|
'MeasurementUnit',
|
|
blank=True,
|
|
null=True,
|
|
related_name='measurement_types'
|
|
)
|
|
sort_order = models.IntegerField(blank=True, null=True)
|
|
|
|
def __str__(self):
|
|
return self.name
|
|
|
|
class Meta:
|
|
unique_together = ('name', 'code', 'measurement_type_class')
|
|
ordering = ['sort_order']
|
|
|
|
|
|
class Material(models.Model):
|
|
name = models.CharField(max_length=100)
|
|
code = models.CharField(max_length=10, blank=True)
|
|
material_class = models.CharField(max_length=50, blank=True)
|
|
description = models.CharField(max_length=255, blank=True)
|
|
sort_order = models.IntegerField(blank=True, null=True)
|
|
|
|
def __str__(self):
|
|
return self.name
|
|
|
|
class Meta:
|
|
unique_together = ('name', 'code')
|
|
ordering = ['sort_order']
|
|
|
|
|
|
class Color(models.Model):
|
|
name = models.CharField(max_length=50)
|
|
code = models.CharField(max_length=10, blank=True)
|
|
color_number = models.FloatField(blank=True, null=True)
|
|
sort_order = models.IntegerField(blank=True, null=True)
|
|
|
|
def __str__(self):
|
|
return self.name
|
|
|
|
class Meta:
|
|
unique_together = ('name', 'code', 'color_number')
|
|
ordering = ['sort_order']
|
|
|
|
|
|
class Container(models.Model):
|
|
name = models.CharField(max_length=100)
|
|
code = models.CharField(max_length=10, blank=True)
|
|
application = models.CharField(max_length=50, blank=True)
|
|
color = models.ForeignKey(Color, blank=True, null=True,
|
|
related_name='containers')
|
|
material = models.ForeignKey(Material, blank=True, null=True,
|
|
related_name='containers')
|
|
volume = models.FloatField(blank=True, null=True)
|
|
measurement_unit = models.ForeignKey(MeasurementUnit, blank=True,
|
|
null=True, related_name='containers')
|
|
sort_order = models.IntegerField(blank=True, null=True)
|
|
|
|
def __str__(self):
|
|
return self.name
|
|
|
|
class Meta:
|
|
unique_together = ('name', 'code', 'color', 'material', 'volume')
|
|
ordering = ['sort_order']
|