import - tag batch / batch items

apps/tag/models.py

@@ -4,6 +4,7 @@ from django.db import models
 from jdatetime import datetime
 
 from apps.authentication import models as auth_models
+from apps.authentication.models import Organization
 from apps.core.models import BaseModel
 from apps.tag.tools import tag_code_serial_scanning
 
@@ -51,10 +52,53 @@ class Tag(BaseModel):
         super(Tag, self).save(*args, **kwargs)
 
 
-# class TagBatch(BaseModel):
-#     organization = models.ForeignKey(
-# 
-#     )
+class TagBatch(BaseModel):
+    organization = models.ForeignKey(
+        Organization,
+        on_delete=models.CASCADE,
+        related_name='tag_batches',
+        null=True
+    )
+    request_number = models.CharField(
+        max_length=50,
+        default="0",
+        null=True
+    )
+
+    status = models.CharField(
+        max_length=20,
+        choices=[
+            ('created', 'CREATED'),
+            ('distributed', 'DISTRIBUTED'),
+            ('created', 'CREATED'),
+        ],
+        null=True,
+        default='created'
+    )
+    description = models.TextField(null=True, blank=True)
+
+    def __str__(self):
+        return f'{self.id}-{self.request_number}-{self.organization.name}'
+
+    def save(self, *args, **kwargs):
+        return super(TagBatch, self).save(*args, **kwargs)
+
+
+class TagBatchItem(BaseModel):
+    batch = models.ForeignKey(
+        TagBatch,
+        on_delete=models.CASCADE,
+        related_name='items',
+        null=True
+    )
+    tag = models.ManyToManyField(Tag, related_name='tags')
+    species_code = models.IntegerField(default=0)
+    serial_from = models.PositiveBigIntegerField(default=0)
+    serial_to = models.PositiveBigIntegerField(default=0)
+    count = models.IntegerField(default=0)
+
+    def __str__(self):
+        return f"id:{self.id}-batch:{self.batch.id}-code:{self.species_code}"
 
 
 class TagAssignment(BaseModel):