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Refactor sort/filter code once again

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Now we handle sorting on the bot side, but still filter in the database
This commit is contained in:
Ske 2020-06-13 21:49:31 +02:00
parent 0bb8d2b917
commit 6d06474d26
12 changed files with 164 additions and 126 deletions
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30
PluralKit.Core/Database/views.sql
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@ -1,30 +0,0 @@
create view system_last_switch as
select systems.id as system,
last_switch.id as switch,
last_switch.timestamp as timestamp,
array(select member from switch_members where switch_members.switch = last_switch.id) as members
from systems
inner join lateral (select * from switches where switches.system = systems.id order by timestamp desc limit 1) as last_switch on true;
create view member_list as
select members.*,
-- Find last message ID
-- max(mid) does full table scan, order by/limit uses index (dunno why, but it works!)
(select mid from messages where messages.member = members.id order by mid desc nulls last limit 1) as last_message,
-- Find last switch timestamp
(
select max(switches.timestamp)
from switch_members
inner join switches on switches.id = switch_members.switch
where switch_members.member = members.id
) as last_switch_time,
-- Extract month/day from birthday and "force" the year identical (just using 4) -> month/day only sorting!
case when members.birthday is not null then
make_date(
4,
extract(month from members.birthday)::integer,
extract(day from members.birthday)::integer
) end as birthday_md
from members;