houdini/lib/query/query_campaign_gifts.rb

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# Query code for both campaign_gift_options and campaign_gifts
require 'psql'
module QueryCampaignGifts
# Create a mapping of: {
# 'total_donations' => Integer, # total donations for gift options
# 'total_one_time' => Integer, # total one-time donations for gift option
# 'total_recurring' => Integer,
# 'name' => String, # name of the gift level
#
# Includes the overall sum as well as the donations without gift options
def self.report_metrics(campaign_id)
data = Psql.execute(%Q(
SELECT campaign_gift_options.name
, COUNT(*) AS total_donations
, SUM(ds_one_time.amount) AS total_one_time
, SUM(ds_recurring.amount) AS total_recurring
FROM donations AS ds
LEFT OUTER JOIN donations ds_one_time
ON ds_one_time.id=ds.id AND (ds.recurring IS NULL OR ds.recurring='f')
LEFT OUTER JOIN donations ds_recurring
ON ds_recurring.id=ds.id AND ds.recurring='t'
LEFT OUTER JOIN campaign_gifts
ON campaign_gifts.donation_id=ds.id
LEFT OUTER JOIN campaign_gift_options
ON campaign_gifts.campaign_gift_option_id=campaign_gift_options.id
WHERE ds.campaign_id=#{Qexpr.quote(campaign_id)}
GROUP BY campaign_gift_options.id
ORDER BY total_donations DESC
))
return Hamster::Hash[data: data]
end
end