Remove duplicate code

webapp/models.py

@@ -53,39 +53,44 @@ class BaseFeed(models.Model):
     content = models.TextField()
     image = models.ImageField(blank=True, null=True)
 
+    webhookUrl = ""
+    hookType = ""
+    previousVisible = False
+
+    def __init__(self, *args, **kwargs):
+        super(BaseFeed, self).__init__(*args, **kwargs)
+        self.previousVisible = self.visible
+
+    def __str__(self):
+        delete_str = _("Deleted: ") if self.deleted else ""
+        return _("{}{}: {}").format(delete_str, self._meta.verbose_name, self.title)
+
+    def save(self, force_insert=False, force_update=False, *args, **kwargs):
+        created = self.pk is None
+        super(BaseFeed, self).save(force_insert, force_update, *args, **kwargs)
+
+        if self.visible and (created or not self.previousVisible):
+            self.refresh_from_db()  # Fetch so we can use primary key
+            url = f"{self.webhookUrl}/{self.pk}"
+            processHooks(
+                message=generateMessage(
+                    f"Uusi {self._meta.verbose_name}", self.title, self.description, url
+                ),
+                eventType=self.hookType,
+            )
+        self.previousVisible = self.visible
+
 
 class Feed(BaseFeed):
     """Model representing feed."""
 
-    __previousVisible = False
+    webhookUrl = f"https://{FRONTEND_URL}/feed"
+    hookType = "feed"
 
     class Meta:
         verbose_name = _("Feed")
         verbose_name_plural = _("Feeds")
 
-    def __str__(self):
-        delete_str = _("Deleted: ") if self.deleted else ""
-        return _("{}Feed: {}").format(delete_str, self.title)
-
-    def __init__(self, *args, **kwargs):
-        super(Feed, self).__init__(*args, **kwargs)
-        self.__previousVisible = self.visible
-
-    def save(self, force_insert=False, force_update=False, *args, **kwargs):
-        created = self.pk is None
-        super(Feed, self).save(force_insert, force_update, *args, **kwargs)
-
-        if self.visible and (created or not self.__previousVisible):
-            self.refresh_from_db()  # Fetch so we can use primary key
-            url = f"https://{FRONTEND_URL}/feed/{self.pk}"
-            processHooks(
-                message=generateMessage(
-                    "Uusi uutinen", self.title, self.description, url
-                ),
-                eventType="feed",
-            )
-        self.__previousVisible = self.visible
-
 
 class Event(BaseFeed):
     """Model for event in guild calendar"""
@@ -94,35 +99,14 @@ class Event(BaseFeed):
     end_time = models.DateTimeField(default=timezone.now)
     location = models.CharField(max_length=255, blank=True)
     signupForm = models.ManyToManyField("SignupForm", blank=True, related_name="event")
-    __previousVisible = False
+
+    webhookUrl = f"https://{FRONTEND_URL}/events"
+    hookType = "event"
 
     class Meta:
         verbose_name = _("Event")
         verbose_name_plural = _("Events")
 
-    def __str__(self):
-        delete_str = _("Deleted: ") if self.deleted else ""
-        return _("{}Event: {}").format(delete_str, self.title)
-
-    def __init__(self, *args, **kwargs):
-        super(Event, self).__init__(*args, **kwargs)
-        self.__previousVisible = self.visible
-
-    def save(self, force_insert=False, force_update=False, *args, **kwargs):
-        created = self.pk is None
-        super(Event, self).save(force_insert, force_update, *args, **kwargs)
-
-        if self.visible and (created or not self.__previousVisible):
-            self.refresh_from_db()  # Fetch so we can use primary key
-            url = f"https://{FRONTEND_URL}/events/{self.pk}"
-            processHooks(
-                message=generateMessage(
-                    "Uusi tapahtuma", self.title, self.description, url
-                ),
-                eventType="event",
-            )
-        self.__previousVisible = self.visible
-
 
 class TemplateQuestion(models.Model):
     """