chuckya/app/lib/admin/metrics/measure/opened_reports_measure.rb
2022-02-22 15:27:08 +01:00

37 lines
1,007 B
Ruby

# frozen_string_literal: true
class Admin::Metrics::Measure::OpenedReportsMeasure < Admin::Metrics::Measure::BaseMeasure
def key
'opened_reports'
end
protected
def perform_total_query
Report.where(created_at: time_period).count
end
def perform_previous_total_query
Report.where(created_at: previous_time_period).count
end
def perform_data_query
sql = <<-SQL.squish
SELECT axis.*, (
WITH new_reports AS (
SELECT reports.id
FROM reports
WHERE date_trunc('day', reports.created_at)::date = axis.period
)
SELECT count(*) FROM new_reports
) AS value
FROM (
SELECT generate_series(date_trunc('day', $1::timestamp)::date, date_trunc('day', $2::timestamp)::date, interval '1 day') AS period
) AS axis
SQL
rows = ActiveRecord::Base.connection.select_all(sql, nil, [[nil, @start_at], [nil, @end_at]])
rows.map { |row| { date: row['period'], value: row['value'].to_s } }
end
end