demarches-normaliennes/app/controllers/stats_controller.rb
2017-04-11 16:51:38 +02:00

48 lines
1.2 KiB
Ruby

class StatsController < ApplicationController
def index
procedures = Procedure.where(:published => true)
dossiers = Dossier.where.not(:state => :draft)
@procedures_30_days_flow = thirty_days_flow_hash(procedures)
@dossiers_30_days_flow = thirty_days_flow_hash(dossiers)
@procedures_cumulative = cumulative_hash(procedures)
@dossiers_cumulative = cumulative_hash(dossiers)
@procedures_count = procedures.count
@dossiers_count = dossiers.count
end
private
def thirty_days_flow_hash(association)
thirty_days_flow_hash = association
.where(:created_at => 30.days.ago..Time.now)
.group("date_trunc('day', created_at)")
.count
clean_hash(thirty_days_flow_hash)
end
def clean_hash h
h.keys.each{ |key| h[key.to_date] = h[key]; h.delete(key) }
min_date = h.keys.min
max_date = h.keys.max
(min_date..max_date).each do |date|
h[date] = 0 if h[date].nil?
end
h
end
def cumulative_hash(association)
sum = 0
association
.group("DATE_TRUNC('month', created_at)")
.count
.to_a
.sort{ |x, y| x[0] <=> y[0] }
.map { |x, y| { x => (sum += y)} }
.reduce({}, :merge)
end
end