app/controllers/api/v0/business_days_controller.rb
class Api::V0::BusinessDaysController < ApiController
def show
real_days = params[:day_count].to_i
time = DcTimePresenter.parse("#{params[:date]} #{params[:time]}")
datetime = DefaultDeadlineDateTime.new(start_time: time, day_offset: real_days).dc_time
render json: { date: DcTimePresenter.format(datetime) }
end
end