Report on hashtags, followed and unfollowed, complete.

app/urma.py

@@ -311,6 +311,37 @@ def report():
                 f"({like * 100 / (like + dislike):.2f}% liked)"
             )
 
+        # Find the least popular hashtags that we do follow
+        print()
+        print("Hashtags you follow that feature in posts you don't like")
+        print("--------------------------------------------------------")
+        bottom_followed_tags = (
+            session.execute(
+                select(Hashtags, func.count(Hashtags.name))
+                .join(PostTags).join(Posts)
+                .where(Posts.favourited == 0, Hashtags.followed == 1)
+                .group_by(Hashtags.name)
+                .order_by(func.count(Hashtags.name).desc())
+                .limit(Config.TOP_HASHTAGS_TO_REPORT))
+            .all()
+        )
+
+        # How many times was each hashtag in a post we did like?
+        for (hashtag, dislike) in bottom_followed_tags:
+            like = (
+                session.execute(
+                    select(func.count(Posts.id))
+                    .join(PostTags).join(Hashtags)
+                    .where(Posts.favourited == 1, Hashtags.id == hashtag.id)
+                ).scalars()
+                .all()[0]
+            )
+
+            print(
+                f"Hashtag {hashtag.name} {like=}, {dislike=} "
+                f"({dislike * 100 / (like + dislike):.2f}% disliked)"
+            )
+
 
 def update_followed_accounts(session: Session, mastapi: MastodonAPI) -> None:
     """
@@ -374,8 +405,8 @@ def update_followed_hashtags(session: Session, mastapi: MastodonAPI) -> None:
         set(our_followed_hashtags_d.keys()) -
         set(mast_followed_hashtags_d.keys())
     ):
-        hashtag = hashtags.get_or_create(
-            session, name, our_followed_hashtags_d[username].name)
+        hashtag = Hashtags.get_or_create(
+            session, name, our_followed_hashtags_d[name].name)
         hashtag.followed = False