52 lines
2.1 KiB
SQL
52 lines
2.1 KiB
SQL
-- Returns one row per system, containing info about latest switch + array of member IDs (for future joins)
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create view system_last_switch as
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select systems.id as system,
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last_switch.id as switch,
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last_switch.timestamp as timestamp,
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array(select member from switch_members where switch_members.switch = last_switch.id order by switch_members.id) as members
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from systems
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inner join lateral (select * from switches where switches.system = systems.id order by timestamp desc limit 1) as last_switch on true;
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create view member_list as
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select members.*,
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-- Find last switch timestamp
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(
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select max(switches.timestamp)
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from switch_members
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inner join switches on switches.id = switch_members.switch
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where switch_members.member = members.id
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) as last_switch_time,
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-- Extract month/day from birthday and "force" the year identical (just using 4) -> month/day only sorting!
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case when members.birthday is not null then
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make_date(
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4,
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extract(month from members.birthday)::integer,
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extract(day from members.birthday)::integer
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) end as birthday_md,
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-- Extract member description as seen by "the public"
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case
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-- Privacy '1' = public; just return description as normal
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when members.description_privacy = 1 then members.description
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-- Any other privacy (rn just '2'), return null description (missing case = null in SQL)
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end as public_description
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from members;
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create view group_list as
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select groups.*,
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-- Find public group member count
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(
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select count(*) from group_members
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inner join members on group_members.member_id = members.id
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where
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group_members.group_id = groups.id and members.member_visibility = 1
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) as public_member_count,
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-- Find private group member count
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(
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select count(*) from group_members
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inner join members on group_members.member_id = members.id
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where
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group_members.group_id = groups.id
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) as total_member_count
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from groups; |