время в топе и тэги креативов

src/usecase/purchase/get_placement.py

@@ -1,6 +1,8 @@
 import logging
 from typing import TYPE_CHECKING
 
+from tortoise import timezone
+
 from src import domain, dto
 from src.usecase.purchase.create_placements import _build_placement_output
 
@@ -24,7 +26,10 @@ def _build_post_output(post: domain.Post) -> dto.PostOutput:
 
 
 def _build_placement_post_output(
-    placement_post: domain.PlacementPost, subscriptions_count: int, views_count: int | None
+    placement_post: domain.PlacementPost,
+    subscriptions_count: int,
+    views_count: int | None,
+    time_on_top: int | None = None,
 ) -> dto.PlacementPostOutput | None:
     if not placement_post.post:
         log.warning('PlacementPost %s missing post', placement_post.id)
@@ -40,6 +45,7 @@ def _build_placement_post_output(
         subscriptions_count=subscriptions_count,
         views_count=views_count,
         created_at=placement_post.created_at,
+        time_on_top=time_on_top,
         post=post_output,
     )
 
@@ -85,12 +91,21 @@ async def get_placement_user(self: 'Usecase', input: dto.GetPlacementInput) -> d
             log.warning('Placement %s has %s placement_posts, returning latest', placement.id, len(placement_posts))
         for placement_post in placement_posts:
             views_count = None
+            time_on_top = None
             if placement_post.post:
                 views_count = views_map.get(placement_post.post.id, (None,))[0]
+                # Calculate time_on_top
+                post = placement_post.post
+                next_post = await self.database.get_next_post_after(post.channel_id, post.message_id)
+                if next_post and next_post.published_at and post.published_at:
+                    time_on_top = int((next_post.published_at - post.published_at).total_seconds())
+                elif post.published_at:
+                    time_on_top = int((timezone.now() - post.published_at).total_seconds())
             placement_post_output = _build_placement_post_output(
                 placement_post,
                 subscriptions_count,
                 views_count,
+                time_on_top,
             )
             if placement_post_output is not None:
                 break