Stats: add adminitrations stats view

app/controllers/administrations/stats_controller.rb

@@ -0,0 +1,24 @@
+module Administrations
+  class StatsController < ApplicationController
+    before_action :authenticate_administration!
+
+    def index
+      procedures = Procedure.where(created_at: Time.current.all_quarter).group("date_trunc('day', created_at)").count
+      dossiers = Dossier.where(created_at: Time.current.all_quarter).group("date_trunc('day', created_at)").count
+      @procedures = clean_hash(procedures)
+      @dossiers = clean_hash(dossiers)
+    end
+
+    private
+
+    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
+  end
+end