Class: Helper::EstimatedCostPotentialSavingHelper

Inherits:
Object
  • Object
show all
Defined in:
lib/helper/estimated_cost_potential_saving_helper.rb

Instance Method Summary collapse

Instance Method Details

#estimated_cost(lighting_cost_current, heating_cost_current, hot_water_cost_current) ⇒ Object 



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# File 'lib/helper/estimated_cost_potential_saving_helper.rb', line 7

def estimated_cost(
  lighting_cost_current,
  heating_cost_current,
  hot_water_cost_current
)
  estimated_cost =
    [
      lighting_cost_current,
      heating_cost_current,
      hot_water_cost_current,
    ].compact.map { |value| BigDecimal(value) }.sum
  sprintf("%.2f", estimated_cost)
end

#potential_saving(lighting_cost_potential, heating_cost_potential, hot_water_cost_potential, estimated_cost = BigDecimal(0)) ⇒ Object 



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# File 'lib/helper/estimated_cost_potential_saving_helper.rb', line 21

def potential_saving(
  lighting_cost_potential,
  heating_cost_potential,
  hot_water_cost_potential,
  estimated_cost = BigDecimal(0)
)
  potential_saving_sum =
    [
      lighting_cost_potential,
      heating_cost_potential,
      hot_water_cost_potential,
    ].compact.map { |value| BigDecimal(value) }.sum
  potential_saving = BigDecimal(estimated_cost) - potential_saving_sum

  sprintf("%.2f", potential_saving)
end