56 lines
1.4 KiB
Ruby
56 lines
1.4 KiB
Ruby
class StatsController < ApplicationController
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def index
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procedures = Procedure.where(:published => true)
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dossiers = Dossier.where.not(:state => :draft)
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@procedures_30_days_flow = thirty_days_flow_hash(procedures)
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@dossiers_30_days_flow = thirty_days_flow_hash(dossiers, :initiated_at)
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@procedures_cumulative = cumulative_hash(procedures)
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@dossiers_cumulative = cumulative_hash(dossiers, :initiated_at)
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@procedures_count = procedures.count
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@dossiers_count = dossiers.count
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end
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private
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def thirty_days_flow_hash(association, date_attribute = :created_at)
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min_date = 30.days.ago.to_date
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max_date = Time.now.to_date
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thirty_days_flow_hash = association
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.where(date_attribute => min_date..max_date)
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.group("date_trunc('day', #{date_attribute.to_s})")
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.count
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clean_hash(thirty_days_flow_hash, min_date, max_date)
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end
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def clean_hash(h, min_date, max_date)
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# Convert keys to date
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h = Hash[h.map { |(k, v)| [k.to_date, v] }]
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# Add missing vales where count is 0
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(min_date..max_date).each do |date|
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if h[date].nil?
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h[date] = 0
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end
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end
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h
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end
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def cumulative_hash(association, date_attribute = :created_at)
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sum = 0
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association
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.group("DATE_TRUNC('month', #{date_attribute.to_s})")
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.count
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.to_a
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.sort{ |x, y| x[0] <=> y[0] }
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.map { |x, y| { x => (sum += y)} }
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.reduce({}, :merge)
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end
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end
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