change model fields

api/models/agreement_signature.py

@@ -3,30 +3,29 @@
 Created on 08/07/2024 at 10:48:44(+01:00).
 
 """
+
 import typing as t
 
 from django.db import models
 from django.utils.translation import gettext_lazy as _
-from .contributor import Contributor
 
 if t.TYPE_CHECKING:
     from django_stubs_ext.db.models import TypedModelMeta
+
+    from .contributor import Contributor
 else:
     TypedModelMeta = object
 
 
-
 class AgreementSignature(models.Model):
     """ Signature of a contributor signing the agreement """
-    id = models.AutoField(primary_key=True)
     contributor = models.ForeignKey(Contributor, on_delete=models.CASCADE)
     agreement_id = models.CharField(max_length=40)
     signed_at = models.DateTimeField()
-
-    def __str__(self):
-        return self.id
 
     class Meta:
-        constraints = [
-            models.UniqueConstraint(fields=["contributor", "agreement_id"], name='unique_contributor_agreement')
-        ]
+        unique_together = ["contributor", "agreement_id"]
+
+    def __str__(self):
+        return f"Contributor {self.contributor} signed 
+            {self.agreement_id[:7]} at {self.signed_at}"

api/models/repository.py

@@ -8,28 +8,27 @@
 
 from django.db import models
 from django.utils.translation import gettext_lazy as _
-from .contributor import Contributor
 
 if t.TYPE_CHECKING:
     from django_stubs_ext.db.models import TypedModelMeta
+
+    from .contributor import Contributor
 else:
     TypedModelMeta = object
 
 class Repository(models.Model):
     """ A repository to contribute to"""
     id = models.IntegerField(primary_key=True)
     contributor = models.ForeignKey(Contributor, on_delete=models.CASCADE)
-    name_choices = [
+    NAME_CHOICES = [
         ("portal", "portal"),
         ("rr", "rr")
     ]
-    name = models.TextField(choices=name_choices)
+    name = models.TextField(choices=NAME_CHOICES)
     points = models.IntegerField(default=0)
-
-    def __str__(self):
-        return self.name
 
     class Meta:
-        constraints = [
-            models.UniqueConstraint(fields=["contributor", "name"], name='unique_contributor_repo')
-        ]
+        unique_together = ["contributor", "name"]
+
+    def __str__(self):
+        return self.name