Added str model

weni/common/models.py

@@ -14,6 +14,9 @@ class Meta:
     description = models.TextField(_("description"))
     created_at = models.DateTimeField(_("created at"), auto_now_add=True)
 
+    def __str__(self):
+        return self.title
+
 
 class Service(models.Model):
     class Meta:
@@ -26,6 +29,9 @@ class Meta:
     last_updated = models.DateTimeField(_("last updated"), auto_now_add=True)
     default = models.BooleanField(_("service default"), default=False)
 
+    def __str__(self):
+        return self.url
+
 
 class ServiceStatus(models.Model):
     class Meta:
@@ -37,6 +43,9 @@ class Meta:
     user = models.ForeignKey(User, models.CASCADE, related_name="service_status")
     created_at = models.DateTimeField(_("created at"), auto_now_add=True)
 
+    def __str__(self):
+        return self.service.url
+
 
 @receiver(post_save, sender=User)
 def create_service_status(sender, instance, created, **kwargs):