--- /dev/null
+from django.contrib import admin
+
+from htsworkflow.frontend.inventory.models import Item, ItemInfo, ItemType, Vendor, Location, LongTermStorage
+
+class ItemAdmin(admin.ModelAdmin):
+ list_display = ('uuid', 'barcode_id','item_type', 'item_info', 'location', 'force_use_uuid', 'creation_date')
+
+class ItemInfoAdmin(admin.ModelAdmin):
+ pass
+
+class ItemTypeAdmin(admin.ModelAdmin):
+ pass
+
+class VendorAdmin(admin.ModelAdmin):
+ pass
+
+class LocationAdmin(admin.ModelAdmin):
+ pass
+
+class LongTermStorageAdmin(admin.ModelAdmin):
+ pass
+
+admin.site.register(Item, ItemAdmin)
+admin.site.register(ItemInfo, ItemInfoAdmin)
+admin.site.register(ItemType, ItemTypeAdmin)
+admin.site.register(Vendor, VendorAdmin)
+admin.site.register(Location, LocationAdmin)
+admin.site.register(LongTermStorage, LongTermStorageAdmin)
--- /dev/null
+from django.db import models
+from django.db.models.signals import pre_save
+
+from htsworkflow.frontend.samples.models import Library
+from htsworkflow.frontend.experiments.models import FlowCell
+
+
+import uuid
+
+def _assign_uuid(sender, instance, **kwargs):
+ """
+ Assigns a UUID to model on save
+ """
+ print 'Entered _assign_uuid'
+ if instance.uuid is None or len(instance.uuid) != 32:
+ instance.uuid = uuid.uuid1().hex
+
+
+class Vendor(models.Model):
+ name = models.CharField(max_length=256)
+ url = models.URLField(blank=True, null=True)
+
+ def __unicode__(self):
+ return u"%s" % (self.name)
+
+
+class Location(models.Model):
+
+ name = models.CharField(max_length=256, unique=True)
+ location_description = models.TextField()
+
+ uuid = models.CharField(max_length=32, blank=True, help_text="Leave blank for automatic UUID generation")
+
+ notes = models.TextField(blank=True, null=True)
+
+ def __unicode__(self):
+ if len(self.location_description) > 16:
+ return u"%s: %s" % (self.name, self.location_description[0:16]+u"...")
+ else:
+ return u"%s: %s" % (self.name, self.location_description)
+
+pre_save.connect(_assign_uuid, sender=Location)
+
+class ItemInfo(models.Model):
+ model_id = models.CharField(max_length=256)
+ model_url = models.URLField(blank=True, null=True)
+
+ qty_purchased = models.IntegerField(default=1)
+
+ vendor = models.ForeignKey(Vendor)
+ purchase_date = models.DateField(blank=True, null=True)
+ warranty_months = models.IntegerField(blank=True, null=True)
+
+ def __unicode__(self):
+ return u"%s: %s" % (self.model_id, self.purchase_date)
+
+
+class ItemType(models.Model):
+
+ name = models.CharField(max_length=64, unique=True)
+ description = models.TextField(blank=True, null=True)
+
+ def __unicode__(self):
+ return u"%s" % (self.name)
+
+
+class Item(models.Model):
+
+ item_type = models.ForeignKey(ItemType)
+
+ #Automatically assigned uuid; used for barcode if one is not provided in
+ # barcode_id
+ uuid = models.CharField(max_length=32, blank=True, help_text="Leave blank for automatic UUID generation")
+
+ # field for existing barcodes; used instead of uuid if provided
+ barcode_id = models.CharField(max_length=256, blank=True, null=True)
+ force_use_uuid = models.BooleanField(default=False)
+
+ item_info = models.ForeignKey(ItemInfo)
+
+ location = models.ForeignKey(Location)
+
+ creation_date = models.DateTimeField(auto_now_add=True)
+ modified_date = models.DateTimeField(auto_now=True)
+
+ notes = models.TextField(blank=True, null=True)
+
+ def __unicode__(self):
+ if self.barcode_id is None or len(self.barcode_id) == 0:
+ return u"invu|%s" % (self.uuid)
+ else:
+ return u"invb|%s" % (self.barcode_id)
+
+pre_save.connect(_assign_uuid, sender=Item)
+
+
+class LongTermStorage(models.Model):
+
+ flowcell = models.ForeignKey(FlowCell)
+ libraries = models.ManyToManyField(Library)
+
+ storage_devices = models.ManyToManyField(Item)
+
+ def __unicode__(self):
+ return u"%s: %s" % (str(self.flowcell), ', '.join([ str(s) for s in self.storage_devices.iterator() ]))
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