Don't cascade delete

caremyway/api/models.py

@@ -5,7 +5,7 @@ from django.core.validators import RegexValidator
 
 # Create your models here.
 class UserInfo(models.Model):
-    user = models.OneToOneField(User, on_delete=models.CASCADE)
+    user = models.OneToOneField(User)
     phone_regex = RegexValidator(regex=r'^\+?1?\d{9,15}$', message="Phone number must be entered in the format: '+999999999'. Up to 15 digits allowed.")
     phone_number = models.CharField(validators=[phone_regex], max_length=16)
 
@@ -13,14 +13,14 @@ class UserInfo(models.Model):
            return 'UserInfo: ' + self.user.username
 
 class Client(models.Model):
-    user = models.OneToOneField(User, on_delete=models.CASCADE)
+    user = models.OneToOneField(User)
     business_number = models.CharField(max_length=16)
 
     def __str__(self):
            return self.user.first_name + ' ' + self.user.last_name
 
 class Provider(models.Model):
-    user = models.OneToOneField(User, on_delete=models.CASCADE)
+    user = models.OneToOneField(User)
     sin = models.CharField(max_length=16)
 
     def __str__(self):
@@ -28,7 +28,7 @@ class Provider(models.Model):
 
 class WorkType(models.Model):
     uuid = models.UUIDField(default=uuid.uuid4, editable=False)
-    client = models.ForeignKey(Client, related_name='work_types', on_delete=models.CASCADE)
+    client = models.ForeignKey(Client, related_name='work_types')
     color = models.CharField(max_length=16)
     label = models.CharField(max_length=100)
     deleted = models.BooleanField(default=False)
@@ -38,8 +38,8 @@ class WorkType(models.Model):
 
 class Manage(models.Model):
     uuid = models.UUIDField(default=uuid.uuid4, editable=False)
-    client = models.ForeignKey(Client, related_name='employees', on_delete=models.CASCADE)
-    provider = models.ForeignKey(Provider, related_name='employers', on_delete=models.CASCADE)
+    client = models.ForeignKey(Client, related_name='employees')
+    provider = models.ForeignKey(Provider, related_name='employers')
     note = models.CharField(max_length=500, blank=True)
     approved = models.NullBooleanField(blank=True)
     deleted = models.BooleanField(default=False)
@@ -49,14 +49,14 @@ class Manage(models.Model):
 
 class Price(models.Model):
     uuid = models.UUIDField(default=uuid.uuid4, editable=False)
-    management = models.ForeignKey(Manage, related_name='prices', on_delete=models.CASCADE)
+    management = models.ForeignKey(Manage, related_name='prices')
     work_type = models.ForeignKey(WorkType, on_delete=models.CASCADE)
     amount = models.DecimalField(max_digits=8, decimal_places=2)
     deleted = models.BooleanField(default=False)
 
 class Shift(models.Model):
     uuid = models.UUIDField(default=uuid.uuid4, editable=False)
-    price = models.ForeignKey(Price, on_delete=models.CASCADE)
+    price = models.ForeignKey(Price)
     set_price = models.DecimalField(max_digits=8, decimal_places=2, null=True)
     set_start = models.DateTimeField(null=True)
     set_end = models.DateTimeField(null=True)