almost finished with the addresses

addresses/models.py

@@ -1,5 +1,5 @@
 from django.db import models
-
+from config.settings import AUTH_USER_MODEL
 
 class Province(models.Model):
     province_id = models.IntegerField(primary_key=True)
@@ -9,25 +9,27 @@ class Province(models.Model):
     updated_at = models.DateTimeField(auto_now=True)
 
     def __str__(self) -> str:
-        return f"{self.province_name}"
+        return f"{self.province_id}: {self.province_name}"
 
 class City(models.Model):
     province = models.ForeignKey("Province", on_delete=models.CASCADE, related_name="city")
-    city_id = models.IntegerField(primary_key=True)
+    city_local_id = models.CharField(max_length=3, null=True, blank=True)
     city_name = models.CharField(max_length=255)
 
     created_at = models.DateTimeField(auto_now_add=True)
     updated_at = models.DateTimeField(auto_now=True)
 
     def __str__(self) -> str:
-        return f"{self.city_name}"
+        return f"{self.city_local_id}: {self.city_name}"
 
 
 
 
 class Address(models.Model):
+    user = models.ForeignKey(AUTH_USER_MODEL, on_delete=models.CASCADE)
     province = models.ForeignKey("Province", on_delete=models.CASCADE, related_name="province")
     city = models.ForeignKey("City", on_delete=models.CASCADE, related_name="city")
+    postal_code = models.CharField(max_length=15, null=True)
     address_detail = models.TextField()
 
     created_at = models.DateTimeField(auto_now_add=True)