lemmy/server/migrations/2019-08-11-000918_add_nsfw_columns/up.sql
Dessalines d7ab85ab70 Squashed commit of the following:
commit ecd6c5a2f4
Author: Dessalines <happydooby@gmail.com>
Date:   Tue Aug 13 19:49:38 2019 -0700

    Adding some docs

commit 3babd09aff
Author: Dessalines <happydooby@gmail.com>
Date:   Tue Aug 13 19:28:46 2019 -0700

    Adding save user settings

commit 6e8da9cc9e
Merge: 3246d5d c148eef
Author: Dessalines <happydooby@gmail.com>
Date:   Tue Aug 13 17:26:25 2019 -0700

    Merge branch 'dev' into nsfw

commit b3d4a5c4ce
Author: Dessalines <happydooby@gmail.com>
Date:   Sun Aug 11 20:55:09 2019 -0700

    nsfw mostly done, except for settings page.
2019-08-13 19:52:43 -07:00

80 lines
2.6 KiB
SQL
Vendored

alter table community add column nsfw boolean default false not null;
alter table post add column nsfw boolean default false not null;
alter table user_ add column show_nsfw boolean default false not null;
-- The views
drop view community_view;
create view community_view as
with all_community as
(
select *,
(select name from user_ u where c.creator_id = u.id) as creator_name,
(select name from category ct where c.category_id = ct.id) as category_name,
(select count(*) from community_follower cf where cf.community_id = c.id) as number_of_subscribers,
(select count(*) from post p where p.community_id = c.id) as number_of_posts,
(select count(*) from comment co, post p where c.id = p.community_id and p.id = co.post_id) as number_of_comments,
hot_rank((select count(*) from community_follower cf where cf.community_id = c.id), c.published) as hot_rank
from community c
)
select
ac.*,
u.id as user_id,
(select cf.id::boolean from community_follower cf where u.id = cf.user_id and ac.id = cf.community_id) as subscribed
from user_ u
cross join all_community ac
union all
select
ac.*,
null as user_id,
null as subscribed
from all_community ac
;
-- Post view
drop view post_view;
create view post_view as
with all_post as
(
select
p.*,
(select name from user_ where p.creator_id = user_.id) as creator_name,
(select name from community where p.community_id = community.id) as community_name,
(select removed from community c where p.community_id = c.id) as community_removed,
(select deleted from community c where p.community_id = c.id) as community_deleted,
(select nsfw from community c where p.community_id = c.id) as community_nsfw,
(select count(*) from comment where comment.post_id = p.id) as number_of_comments,
coalesce(sum(pl.score), 0) as score,
count (case when pl.score = 1 then 1 else null end) as upvotes,
count (case when pl.score = -1 then 1 else null end) as downvotes,
hot_rank(coalesce(sum(pl.score) , 0), p.published) as hot_rank
from post p
left join post_like pl on p.id = pl.post_id
group by p.id
)
select
ap.*,
u.id as user_id,
coalesce(pl.score, 0) as my_vote,
(select cf.id::bool from community_follower cf where u.id = cf.user_id and cf.community_id = ap.community_id) as subscribed,
(select pr.id::bool from post_read pr where u.id = pr.user_id and pr.post_id = ap.id) as read,
(select ps.id::bool from post_saved ps where u.id = ps.user_id and ps.post_id = ap.id) as saved
from user_ u
cross join all_post ap
left join post_like pl on u.id = pl.user_id and ap.id = pl.post_id
union all
select
ap.*,
null as user_id,
null as my_vote,
null as subscribed,
null as read,
null as saved
from all_post ap
;