Move DB queries related to statistics in a separate module

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Samantaz Fox 2021-12-01 22:05:21 +01:00
parent 46d08237c6
commit d94d4c2045
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2 changed files with 55 additions and 4 deletions

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@ -0,0 +1,49 @@
require "./base.cr"
module Invidious::Database::Statistics
extend self
# -------------------
# User stats
# -------------------
def count_users_total : Int64
request = <<-SQL
SELECT count(*) FROM users
SQL
PG_DB.query_one(request, as: Int64)
end
def count_users_active_1m : Int64
request = <<-SQL
SELECT count(*) FROM users
WHERE CURRENT_TIMESTAMP - updated < '6 months'
SQL
PG_DB.query_one(request, as: Int64)
end
def count_users_active_6m : Int64
request = <<-SQL
SELECT count(*) FROM users
WHERE CURRENT_TIMESTAMP - updated < '1 month'
SQL
PG_DB.query_one(request, as: Int64)
end
# -------------------
# Channel stats
# -------------------
def channel_last_update : Time?
request = <<-SQL
SELECT updated FROM channels
ORDER BY updated DESC
LIMIT 1
SQL
PG_DB.query_one?(request, as: Time)
end
end

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@ -47,12 +47,14 @@ class Invidious::Jobs::StatisticsRefreshJob < Invidious::Jobs::BaseJob
private def refresh_stats
users = STATISTICS.dig("usage", "users").as(Hash(String, Int64))
users["total"] = db.query_one("SELECT count(*) FROM users", as: Int64)
users["activeHalfyear"] = db.query_one("SELECT count(*) FROM users WHERE CURRENT_TIMESTAMP - updated < '6 months'", as: Int64)
users["activeMonth"] = db.query_one("SELECT count(*) FROM users WHERE CURRENT_TIMESTAMP - updated < '1 month'", as: Int64)
users["total"] = Invidious::Database::Statistics.count_users_total
users["activeHalfyear"] = Invidious::Database::Statistics.count_users_active_1m
users["activeMonth"] = Invidious::Database::Statistics.count_users_active_6m
STATISTICS["metadata"] = {
"updatedAt" => Time.utc.to_unix,
"lastChannelRefreshedAt" => db.query_one?("SELECT updated FROM channels ORDER BY updated DESC LIMIT 1", as: Time).try &.to_unix || 0_i64,
"lastChannelRefreshedAt" => Invidious::Database::Statistics.channel_last_update.try &.to_unix || 0_i64,
}
end
end