--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
--;
--
---- add creator_published to the post view
--drop view post_fast_view;
--drop table post_aggregates_fast;
--drop view post_view;
--drop view post_aggregates_view;
--
--create view post_aggregates_view as
--select
--	p.*,
--	-- creator details
--	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,
--  u.banned as banned,
--  cb.id::bool as banned_from_community,
--	-- community details
--	c.actor_id as community_actor_id,
--	c."local" as community_local,
--	c."name" as community_name,
--	c.removed as community_removed,
--	c.deleted as community_deleted,
--	c.nsfw as community_nsfw,
--	-- post score data/comment count
--	coalesce(ct.comments, 0) as number_of_comments,
--	coalesce(pl.score, 0) as score,
--	coalesce(pl.upvotes, 0) as upvotes,
--	coalesce(pl.downvotes, 0) as downvotes,
--	hot_rank(
--		coalesce(pl.score , 0), (
--			case
--				when (p.published < ('now'::timestamp - '1 month'::interval))
--				then p.published
--				else greatest(ct.recent_comment_time, p.published)
--			end
--		)
--	) as hot_rank,
--	(
--		case
--			when (p.published < ('now'::timestamp - '1 month'::interval))
--			then p.published
--			else greatest(ct.recent_comment_time, p.published)
--		end
--	) as newest_activity_time
--from post p
--left join user_ u on p.creator_id = u.id
--left join community_user_ban cb on p.creator_id = cb.user_id and p.community_id = cb.community_id
--left join community c on p.community_id = c.id
--left join (
--	select
--		post_id,
--		count(*) as comments,
--		max(published) as recent_comment_time
--	from comment
--	group by post_id
--) ct on ct.post_id = p.id
--left join (
--	select
--		post_id,
--		sum(score) as score,
--		sum(score) filter (where score = 1) as upvotes,
--		-sum(score) filter (where score = -1) as downvotes
--	from post_like
--	group by post_id
--) pl on pl.post_id = p.id
--order by p.id;
--
--create view post_view as
--select
--	pav.*,
--	us.id as user_id,
--	us.user_vote as my_vote,
--	us.is_subbed::bool as subscribed,
--	us.is_read::bool as read,
--	us.is_saved::bool as saved
--from post_aggregates_view pav
--cross join lateral (
--	select
--		u.id,
--		coalesce(cf.community_id, 0) as is_subbed,
--		coalesce(pr.post_id, 0) as is_read,
--		coalesce(ps.post_id, 0) as is_saved,
--		coalesce(pl.score, 0) as user_vote
--	from user_ u
--	left join community_user_ban cb on u.id = cb.user_id and cb.community_id = pav.community_id
--	left join community_follower cf on u.id = cf.user_id and cf.community_id = pav.community_id
--	left join post_read pr on u.id = pr.user_id and pr.post_id = pav.id
--	left join post_saved ps on u.id = ps.user_id and ps.post_id = pav.id
--	left join post_like pl on u.id = pl.user_id and pav.id = pl.post_id
--) as us
--
--union all
--
--select
--pav.*,
--null as user_id,
--null as my_vote,
--null as subscribed,
--null as read,
--null as saved
--from post_aggregates_view pav;
--
--create table post_aggregates_fast as select * from post_aggregates_view;
--alter table post_aggregates_fast add primary key (id);
--
--create view post_fast_view as
--select
--	pav.*,
--	us.id as user_id,
--	us.user_vote as my_vote,
--	us.is_subbed::bool as subscribed,
--	us.is_read::bool as read,
--	us.is_saved::bool as saved
--from post_aggregates_fast pav
--cross join lateral (
--	select
--		u.id,
--		coalesce(cf.community_id, 0) as is_subbed,
--		coalesce(pr.post_id, 0) as is_read,
--		coalesce(ps.post_id, 0) as is_saved,
--		coalesce(pl.score, 0) as user_vote
--	from user_ u
--	left join community_user_ban cb on u.id = cb.user_id and cb.community_id = pav.community_id
--	left join community_follower cf on u.id = cf.user_id and cf.community_id = pav.community_id
--	left join post_read pr on u.id = pr.user_id and pr.post_id = pav.id
--	left join post_saved ps on u.id = ps.user_id and ps.post_id = pav.id
--	left join post_like pl on u.id = pl.user_id and pav.id = pl.post_id
--) as us
--
--union all
--
--select
--pav.*,
--null as user_id,
--null as my_vote,
--null as subscribed,
--null as read,
--null as saved
--from post_aggregates_fast pav;