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VoteAggregation return total votes and the score

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This commit is contained in:
Fabrice Lecomte
2019-10-16 16:27:06 +02:00
parent 54393000b3
commit 32417d3276
4 changed files with 26 additions and 6 deletions
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17
src/main/resources/sql/functions/vote/count_vote.sql
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@@ -3,7 +3,9 @@ create or replace function count_vote(_target_id uuid, out resource json)
$$
declare
agg jsonb;
empty jsonb = '{"down":0,"neutral":0,"up":0}'::jsonb;
empty jsonb = '{"down":0,"neutral":0,"up":0,"total":0,"score":0}'::jsonb;
score int;
total int;
begin
select jsonb_object_agg(t.label, t.total)
into agg
@@ -21,8 +23,17 @@ begin
order by v.note
) t;
resource = coalesce(agg, empty) || jsonb_build_object('updated_at', now());
agg = empty || coalesce(agg, empty);
score = ((agg->>'up')::int - (agg->>'down')::int);
total = ((agg->>'up')::int + (agg->>'down')::int + (agg->>'neutral')::int);
resource = agg ||
jsonb_build_object('updated_at', now()) ||
jsonb_build_object('total', total) ||
jsonb_build_object('score', score);
end;
$$;
-- drop function if exists count_vote(uuid);
-- drop function if exists count_vote(uuid);
select * from count_vote('ced1563f-ecf5-4f11-8518-8aeceff3c13a');