Add Listboard assign signal

backend/boards/signals.py

@@ -0,0 +1,14 @@
+from django.db.models.signals import post_save
+from django.dispatch import receiver
+
+from boards.models import Board, ListBoard
+from users.models import CustomUser
+
+@receiver(post_save, sender=CustomUser)
+def create_default_board(sender, instance, created, **kwargs):
+    if created:
+        board = Board.objects.create(user=instance, name="My Default Board")
+
+        ListBoard.objects.create(board=board, name="Todo", position=1)
+        ListBoard.objects.create(board=board, name="In Progress", position=2)
+        ListBoard.objects.create(board=board, name="Done", position=3)

backend/tasks/signals.py

@@ -1,7 +1,8 @@
-from django.db.models.signals import pre_save
+from django.db.models.signals import pre_save, post_save
 from django.dispatch import receiver
 from django.utils import timezone
 
+from boards.models import ListBoard
 from tasks.models import Todo
 
 
@@ -23,3 +24,16 @@ def update_priority(sender, instance, **kwargs):
         instance.priority = Todo.EisenhowerMatrix.NOT_IMPORTANT_URGENT
     else:
         instance.priority = Todo.EisenhowerMatrix.NOT_IMPORTANT_NOT_URGENT
+
+
+@receiver(post_save, sender=Todo)
+def assign_todo_to_listboard(sender, instance, created, **kwargs):
+    if created:
+        user_board = instance.user.board_set.first()
+
+        if user_board:
+            first_list_board = user_board.listboard_set.order_by('position').first()
+
+            if first_list_board:
+                instance.list_board = first_list_board
+                instance.save()