diff options
Diffstat (limited to 'server/migrations/2020-07-12-100442_add_post_title_to_comments_view/down.sql')
| -rw-r--r-- | server/migrations/2020-07-12-100442_add_post_title_to_comments_view/down.sql | 249 |
1 files changed, 249 insertions, 0 deletions
diff --git a/server/migrations/2020-07-12-100442_add_post_title_to_comments_view/down.sql b/server/migrations/2020-07-12-100442_add_post_title_to_comments_view/down.sql new file mode 100644 index 00000000..b7c9d51e --- /dev/null +++ b/server/migrations/2020-07-12-100442_add_post_title_to_comments_view/down.sql @@ -0,0 +1,249 @@ +drop view user_mention_view; +drop view reply_fast_view; +drop view comment_fast_view; +drop view comment_view; + +drop view user_mention_fast_view; +drop table comment_aggregates_fast; +drop view comment_aggregates_view; + +create view comment_aggregates_view as +select + ct.*, + -- community details + p.community_id, + c.actor_id as community_actor_id, + c."local" as community_local, + c."name" as community_name, + -- creator details + u.banned as banned, + coalesce(cb.id, 0)::bool as banned_from_community, + u.actor_id as creator_actor_id, + u.local as creator_local, + u.name as creator_name, + u.published as creator_published, + u.avatar as creator_avatar, + -- score details + coalesce(cl.total, 0) as score, + coalesce(cl.up, 0) as upvotes, + coalesce(cl.down, 0) as downvotes, + hot_rank(coalesce(cl.total, 0), ct.published) as hot_rank +from comment ct +left join post p on ct.post_id = p.id +left join community c on p.community_id = c.id +left join user_ u on ct.creator_id = u.id +left join community_user_ban cb on ct.creator_id = cb.user_id and p.id = ct.post_id and p.community_id = cb.community_id +left join ( + select + l.comment_id as id, + sum(l.score) as total, + count(case when l.score = 1 then 1 else null end) as up, + count(case when l.score = -1 then 1 else null end) as down + from comment_like l + group by comment_id +) as cl on cl.id = ct.id; + +create or replace view comment_view as ( +select + cav.*, + us.user_id as user_id, + us.my_vote as my_vote, + us.is_subbed::bool as subscribed, + us.is_saved::bool as saved +from comment_aggregates_view cav +cross join lateral ( + select + u.id as user_id, + coalesce(cl.score, 0) as my_vote, + coalesce(cf.id, 0) as is_subbed, + coalesce(cs.id, 0) as is_saved + from user_ u + left join comment_like cl on u.id = cl.user_id and cav.id = cl.comment_id + left join comment_saved cs on u.id = cs.user_id and cs.comment_id = cav.id + left join community_follower cf on u.id = cf.user_id and cav.community_id = cf.community_id +) as us + +union all + +select + cav.*, + null as user_id, + null as my_vote, + null as subscribed, + null as saved +from comment_aggregates_view cav +); + +create table comment_aggregates_fast as select * from comment_aggregates_view; +alter table comment_aggregates_fast add primary key (id); + +create view comment_fast_view as +select + cav.*, + us.user_id as user_id, + us.my_vote as my_vote, + us.is_subbed::bool as subscribed, + us.is_saved::bool as saved +from comment_aggregates_fast cav +cross join lateral ( + select + u.id as user_id, + coalesce(cl.score, 0) as my_vote, + coalesce(cf.id, 0) as is_subbed, + coalesce(cs.id, 0) as is_saved + from user_ u + left join comment_like cl on u.id = cl.user_id and cav.id = cl.comment_id + left join comment_saved cs on u.id = cs.user_id and cs.comment_id = cav.id + left join community_follower cf on u.id = cf.user_id and cav.community_id = cf.community_id +) as us + +union all + +select + cav.*, + null as user_id, + null as my_vote, + null as subscribed, + null as saved +from comment_aggregates_fast cav; + +create view user_mention_view as +select + c.id, + um.id as user_mention_id, + c.creator_id, + c.creator_actor_id, + c.creator_local, + c.post_id, + c.parent_id, + c.content, + c.removed, + um.read, + c.published, + c.updated, + c.deleted, + c.community_id, + c.community_actor_id, + c.community_local, + c.community_name, + c.banned, + c.banned_from_community, + c.creator_name, + c.creator_avatar, + c.score, + c.upvotes, + c.downvotes, + c.hot_rank, + c.user_id, + c.my_vote, + c.saved, + um.recipient_id, + (select actor_id from user_ u where u.id = um.recipient_id) as recipient_actor_id, + (select local from user_ u where u.id = um.recipient_id) as recipient_local +from user_mention um, comment_view c +where um.comment_id = c.id; + +create view user_mention_fast_view as +select + ac.id, + um.id as user_mention_id, + ac.creator_id, + ac.creator_actor_id, + ac.creator_local, + ac.post_id, + ac.parent_id, + ac.content, + ac.removed, + um.read, + ac.published, + ac.updated, + ac.deleted, + ac.community_id, + ac.community_actor_id, + ac.community_local, + ac.community_name, + ac.banned, + ac.banned_from_community, + ac.creator_name, + ac.creator_avatar, + ac.score, + ac.upvotes, + ac.downvotes, + ac.hot_rank, + u.id as user_id, + coalesce(cl.score, 0) as my_vote, + (select cs.id::bool from comment_saved cs where u.id = cs.user_id and cs.comment_id = ac.id) as saved, + um.recipient_id, + (select actor_id from user_ u where u.id = um.recipient_id) as recipient_actor_id, + (select local from user_ u where u.id = um.recipient_id) as recipient_local +from user_ u +cross join ( + select + ca.* + from comment_aggregates_fast ca +) ac +left join comment_like cl on u.id = cl.user_id and ac.id = cl.comment_id +left join user_mention um on um.comment_id = ac.id + +union all + +select + ac.id, + um.id as user_mention_id, + ac.creator_id, + ac.creator_actor_id, + ac.creator_local, + ac.post_id, + ac.parent_id, + ac.content, + ac.removed, + um.read, + ac.published, + ac.updated, + ac.deleted, + ac.community_id, + ac.community_actor_id, + ac.community_local, + ac.community_name, + ac.banned, + ac.banned_from_community, + ac.creator_name, + ac.creator_avatar, + ac.score, + ac.upvotes, + ac.downvotes, + ac.hot_rank, + null as user_id, + null as my_vote, + null as saved, + um.recipient_id, + (select actor_id from user_ u where u.id = um.recipient_id) as recipient_actor_id, + (select local from user_ u where u.id = um.recipient_id) as recipient_local +from comment_aggregates_fast ac +left join user_mention um on um.comment_id = ac.id +; + +-- Do the reply_view referencing the comment_fast_view +create view reply_fast_view as +with closereply as ( + select + c2.id, + c2.creator_id as sender_id, + c.creator_id as recipient_id + from comment c + inner join comment c2 on c.id = c2.parent_id + where c2.creator_id != c.creator_id + -- Do union where post is null + union + select + c.id, + c.creator_id as sender_id, + p.creator_id as recipient_id + from comment c, post p + where c.post_id = p.id and c.parent_id is null and c.creator_id != p.creator_id +) +select cv.*, +closereply.recipient_id +from comment_fast_view cv, closereply +where closereply.id = cv.id +;
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