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tilde.news
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Code Issues 2 Releases Wiki Activity

clean up mysqlism

This commit is contained in:
Peter Bhat Harkins 2020-06-07 15:17:49 -05:00
parent ee9ac76ba9
commit ee42f2f308
1 changed files with 8 additions and 8 deletions
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16
app/helpers/traffic_helper.rb
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@ -8,7 +8,7 @@ module TrafficHelper
def self.traffic_range
div = PERIOD_LENGTH * 60
start_at = 'now() - interval 90 day'
start_at = 90.days.ago
result = ActiveRecord::Base.connection.execute <<-SQL
select
min(activity) as low,
@ -19,9 +19,9 @@ module TrafficHelper
-- s.period,
v.n_votes + (c.n_comments * 10) + (s.n_stories * 20) AS activity
from
(SELECT count(1) AS n_votes, floor(UNIX_TIMESTAMP(updated_at)/#{div}) AS period FROM votes WHERE updated_at >= #{start_at} GROUP BY period) v,
(SELECT count(1) AS n_comments, floor(UNIX_TIMESTAMP(created_at)/#{div}) AS period FROM comments WHERE created_at >= #{start_at} GROUP BY period) c,
(SELECT count(1) AS n_stories, floor(UNIX_TIMESTAMP(created_at)/#{div}) AS period FROM stories WHERE created_at >= #{start_at} GROUP BY period) s
(SELECT count(1) AS n_votes, floor(UNIX_TIMESTAMP(updated_at)/#{div}) AS period FROM votes WHERE updated_at >= "#{start_at}" GROUP BY period) v,
(SELECT count(1) AS n_comments, floor(UNIX_TIMESTAMP(created_at)/#{div}) AS period FROM comments WHERE created_at >= "#{start_at}" GROUP BY period) c,
(SELECT count(1) AS n_stories, floor(UNIX_TIMESTAMP(created_at)/#{div}) AS period FROM stories WHERE created_at >= "#{start_at}" GROUP BY period) s
where
s.period = c.period and
s.period = v.period) act;
@ -41,12 +41,12 @@ module TrafficHelper
end
def self.current_activity
start_at = "now() - interval #{PERIOD_LENGTH} minute"
start_at = 15.minutes.ago
result = ActiveRecord::Base.connection.execute <<-SQL
select
(SELECT count(1) AS n_votes FROM votes WHERE updated_at >= #{start_at}) +
(SELECT count(1) AS n_comment FROM comments WHERE created_at >= #{start_at}) * 10 +
(SELECT count(1) AS n_stories FROM stories WHERE created_at >= #{start_at}) * 20
(SELECT count(1) AS n_votes FROM votes WHERE updated_at >= "#{start_at}") +
(SELECT count(1) AS n_comment FROM comments WHERE created_at >= "#{start_at}") * 10 +
(SELECT count(1) AS n_stories FROM stories WHERE created_at >= "#{start_at}") * 20
SQL
result.to_a.first.first
end