add comment count column to submissions

ALTER TABLE submissions add column comment_count integer default 0;
update submissions set comment_count=(select count(id) from comments where parent_submission=submissions.id);

files/routes/comments.py

@@ -269,8 +269,14 @@ def api_comment(v):
 				app_id=v.client.application.id if v.client else None,
 				shadowbanned=v.shadowbanned
 				)
+
 	g.db.add(c)
 	g.db.flush()
+
+	parent_post.comment_count = g.db.query(Comment).filter_by(parent_submission=parent_post.id).count()
+	g.db.add(parent_post)
+	g.db.flush()
+
 	if request.files.get("file") and request.headers.get("cf-ipcountry") != "T1":
 		file=request.files["file"]
 		if not file.content_type.startswith('image/'): return {"error": "That wasn't an image!"}, 400