module Actions
  module StatJoinedUser
    class Generate
      class << self
        def full(org)
          OrgDateRangeable.split_months_from_creation(org) do |start_date, end_date|
            create_count_for_date(start_date: start_date, end_date: end_date, org: org)
          end
        end

        def last_month(org)
          months = OrgDateRangeable.split_months_from_creation(org)
          last = months.last
          if last.present?
            create_count_for_date(start_date: last[:start_date], end_date: last[:end_date], org: org)
          end
        end
        
        def full_all_orgs
          Org.all.each do |org|
            full(org)
          end
        end

        def last_month_all_orgs
          Org.all.each do |org|
            last_month(org)
          end
        end

        private
          def count_users(start_date: , end_date: , org_id: )
            User.where('created_at >= ? AND created_at <= ? AND org_id = ?', start_date, end_date, org_id).count
          end

          def create_count_for_date(start_date:, end_date:, org:)
            count = count_users(start_date: start_date, end_date: end_date, org_id: org.id)
            ::StatJoinedUser.create(date: end_date.to_date, count: count, org_id: org.id)
          end
      end
    end
  end
end