35 lines
1.1 KiB
SQL
35 lines
1.1 KiB
SQL
create view comment_view as
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with all_comment as
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(
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select
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c.*,
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(select community_id from post p where p.id = c.post_id),
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(select u.banned from user_ u where c.creator_id = u.id) as banned,
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(select cb.id::bool from community_user_ban cb, post p where c.creator_id = cb.user_id and p.id = c.post_id and p.community_id = cb.community_id) as banned_from_community,
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(select name from user_ where c.creator_id = user_.id) as creator_name,
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coalesce(sum(cl.score), 0) as score,
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count (case when cl.score = 1 then 1 else null end) as upvotes,
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count (case when cl.score = -1 then 1 else null end) as downvotes
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from comment c
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left join comment_like cl on c.id = cl.comment_id
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group by c.id
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)
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select
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ac.*,
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u.id as user_id,
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coalesce(cl.score, 0) as my_vote,
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(select cs.id::bool from comment_saved cs where u.id = cs.user_id and cs.comment_id = ac.id) as saved
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from user_ u
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cross join all_comment ac
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left join comment_like cl on u.id = cl.user_id and ac.id = cl.comment_id
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union all
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select
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ac.*,
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null as user_id,
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null as my_vote,
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null as saved
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from all_comment ac
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;
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