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Rewrite duration_seconds in sql to do calculations in db

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Max Wofford
2025-02-17 13:13:14 -05:00
parent ed5412d4cf
commit b74c58bae4
1 changed files with 9 additions and 4 deletions
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13
app/models/heartbeat.rb
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@@ -16,10 +16,15 @@ class Heartbeat < WakatimeRecord
self.ignored_columns += [ "hash" ]
def self.duration_seconds(scope = all)
scope.order(time: :asc).each_cons(2).sum do |current, next_beat|
time_diff = (next_beat.time - current.time)
[ time_diff, TIMEOUT_DURATION ].min
end.to_i
capped_diffs = scope
.select("CASE
WHEN LAG(time) OVER (ORDER BY time) IS NULL THEN 0
ELSE LEAST(EXTRACT(EPOCH FROM (time - LAG(time) OVER (ORDER BY time))), #{TIMEOUT_DURATION.to_i})
END as diff")
.where.not(time: nil)
.order(time: :asc)
connection.select_value("SELECT COALESCE(SUM(diff), 0)::integer FROM (#{capped_diffs.to_sql}) AS diffs").to_i
end
def self.duration_formatted(scope = all)