first base of project-changed apps: Herd-livestock-tag-log-elasticsearch-

apps/livestock/models.py

@@ -4,6 +4,39 @@ from apps.tag import models as tag_models
 from django.db import models
 
 
+class LiveStockSpecies(BaseModel):  # noqa
+    """ species of live stocks like Kurdi, Luri, etc """  # noqa
+    name = models.CharField(max_length=50)
+
+    def __str__(self):
+        return f'{self.name}'
+
+    def save(self, *args, **kwargs):
+        super(LiveStockSpecies, self).save(*args, **kwargs)
+
+
+class LiveStockType(BaseModel):  # noqa
+    """ types like sheep, cow, camel, etc """
+    name = models.CharField(max_length=50)
+
+    def __str__(self):
+        return f'{self.name}'
+
+    def save(self, *args, **kwargs):
+        super(LiveStockType, self).save(*args, **kwargs)
+
+
+class LiveStockUseType(BaseModel):
+    """ use types like Beef, Milky, etc """
+    name = models.CharField(max_length=50)
+
+    def __str__(self):
+        return f'{self.name}'
+
+    def save(self, *args, **kwargs):
+        super(LiveStockUseType, self).save(*args, **kwargs)
+
+
 class LiveStock(BaseModel):
     herd = models.ForeignKey(
         herd_models.Herd,
@@ -17,15 +50,29 @@ class LiveStock(BaseModel):
         related_name='livestock_tag',
         null=True
     )
-    types = (
+    type = models.ForeignKey(
+        LiveStockType,
+        on_delete=models.CASCADE,
+        related_name='livestock_type',
+        null=True
+    )
+    use_type = models.ForeignKey(
+        LiveStockUseType,
+        on_delete=models.CASCADE,
+        related_name='livestock_use_type',
+        null=True
+    )
+    weight_types = (
         ('L', 'Light'),
         ('H', 'Heavy')
     )
-    type = models.CharField(max_length=1, choices=types)
-    species_type = (
-        ()
+    weight_type = models.CharField(max_length=1, choices=weight_types, default='L')
+    species = models.ForeignKey(
+        LiveStockSpecies,
+        on_delete=models.CASCADE,
+        related_name='livestock_species',
+        null=True,
     )
-    species = models.CharField(max_length=1, choices=species_type)
     birthdate = models.DateTimeField(null=True)
     gender_type = (
         (1, 'male'),
@@ -34,7 +81,7 @@ class LiveStock(BaseModel):
     gender = models.IntegerField(choices=gender_type, default=1)
 
     def __str__(self):
-        return f'{self.get_species_display()}-{self.get_type_display()}'
+        return f'{self.type.name}-{self.species.name}'
 
     def save(self, *args, **kwargs):
         super(LiveStock, self).save(*args, **kwargs)