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from django.utils.translation import ugettext_lazy as _
from django.db import models
class Tag(models.Model):
name = models.CharField(max_length=64)
icon = models.FileField(upload_to="icons/", blank=True, null=True)
def __unicode__(self):
return self.name
class Meta:
verbose_name = _("tag")
verbose_name_plural = _("tags")
class BusinessArea(models.Model):
name = models.CharField(max_length=64)
def __unicode__(self):
return self.name
class Meta:
verbose_name = _("business area")
verbose_name_plural = _("business areas")
class Category(models.Model):
name = models.CharField(max_length=64)
def __unicode__(self):
return self.name
class Meta:
verbose_name = _("category")
verbose_name_plural = _("categories")
class AcquisitionType(models.Model):
name = models.CharField(max_length=64)
def __unicode__(self):
return self.name
class Meta:
verbose_name = _("acquisition type")
verbose_name_plural = _("acquisition types")
class Owner(models.Model):
firstname = models.CharField(max_length=64)
lastname = models.CharField(max_length=64)
def __unicode__(self):
return "%s %s" % (self.firstname, self.lastname)
class Meta:
verbose_name = _("owner")
verbose_name_plural = _("owners")
class Item(models.Model):
name = models.TextField()
description = models.TextField(blank=True, verbose_name=_('description'))
business_area = models.ForeignKey(BusinessArea, verbose_name=_('business area'))
category = models.ForeignKey(Category, verbose_name=_('category'))
decommissioned = models.BooleanField(verbose_name=_('decommissioned'),default=False)
targetQuantity = models.IntegerField(blank=True, null=True, verbose_name=_('target quantity'))
depreciation = models.BooleanField(verbose_name=_('deprecation'),default=False)
datasheet = models.FileField(upload_to="datasheets/", blank=True, null=True, verbose_name=_('datasheet'))
parent = models.ForeignKey('self', blank=True, null=True, on_delete=models.SET_NULL, verbose_name=_('parent'), related_name='item_parents')
temp_parent = models.ForeignKey('self', blank=True, null=True, on_delete=models.SET_NULL, verbose_name=_('temporal parent'), related_name='item_temp_parents')
inUse = models.BooleanField(verbose_name=_('in use'),default=False)
supplier = models.TextField(blank=True, verbose_name=_('supplier'))
note = models.TextField(blank=True, verbose_name=_('note'))
ean = models.IntegerField(blank=True, null=True, verbose_name=_('EAN'))
premium = models.BooleanField(verbose_name=_('premium'),default=False)
unlabeled = models.BooleanField(verbose_name=_('unlabeled'),default=False)
image = models.ImageField(upload_to="images/", blank=True, null=True, verbose_name=_('image'))
contact = models.TextField(blank=True, verbose_name=_('contact'))
tag = models.ManyToManyField(Tag, verbose_name=_('tags'))
permanentLoan = models.BooleanField(verbose_name=_('permanent loan'),default=False)
owner = models.ForeignKey(Owner, blank=True, null=True, on_delete=models.SET_NULL, verbose_name=_('owner'))
def barcodes(self):
barcodes = Barcode.objects.filter(item = self.id)
result = ', '.join(str(barcode.code) for barcode in barcodes)
return result
barcodes.short_description = _("barcodes")
def one_barcode(self):
barcodes = Barcode.objects.filter(item = self.id)
return barcodes[0].code if barcodes else None
def has_parent(self):
if self.parent is not None:
return true
return false
def has_barcode(self):
if self.barcodes() != "":
return true
return false
def __unicode__(self):
return _(u"%(name)s (codes: %(barcodes)s)") % {'name': self.name, 'barcodes': self.barcodes()}
class Meta:
verbose_name = _("item")
verbose_name_plural = _("items")
class Barcode(models.Model):
code = models.CharField(max_length=10,primary_key=True)
item = models.ForeignKey(Item)
def __unicode__(self):
return "%s" % self.code
def save(self, force_insert=False, force_update=False):
self.code = self.code.upper().strip()
super(Barcode, self).save(force_insert, force_update)
class Meta:
verbose_name = _("barcode")
verbose_name_plural = _("barcodes")
class Acquisition(models.Model):
item = models.ForeignKey(Item)
date = models.DateField()
amount = models.IntegerField()
unitPrice = models.IntegerField(blank=True, null=True)
kind = models.ForeignKey(AcquisitionType)
def __unicode__(self):
return "%s: %s (%sx)" % (self.date, self.item, self.amount)
class Meta:
verbose_name = _("acquisition")
verbose_name_plural = _("acquisitions")
class Elimination(models.Model):
item = models.ForeignKey(Item, verbose_name=_("Item"))
date = models.DateField(verbose_name=_("Date"))
revenue = models.IntegerField(verbose_name=_("Revenue"), help_text=_("Please use the following format: <em>Money in Cent</em>."))
reason = models.TextField(verbose_name=_("Reason"))
def __unicode__(self):
return "%s: %s" % (self.date, self.item.__unicode__())
class Meta:
verbose_name = _("elimination")
verbose_name_plural = _("eliminations")
class Inventory(models.Model):
item = models.ForeignKey(Item)
date = models.DateField()
amount = models.IntegerField()
def __unicode__(self):
return "%s: %s (%s)" % (str(self.date), str(self.item), str(self.amount))
class Meta:
verbose_name = _("inventory")
verbose_name_plural = _("inventory")
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