Module: SingaporeCharitableDonations::Calculators::MBMF::Year2009Calculator

Defined in:
lib/singapore_charitable_donations/calculators/mbmf/year_2009_calculator.rb

Overview

Mosque Building and Mendaki Fund contribution calculator for the year 2009 onwards.

Class Method Summary collapse

Class Method Details

.applies_to?(date, type) ⇒ TrueClass, FalseClass

Parameters:

  • date (Date) —

    to be considered for calculation

  • type (String) —

    of charitable contribution

Returns:

  • (TrueClass, FalseClass) 


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# File 'lib/singapore_charitable_donations/calculators/mbmf/year_2009_calculator.rb', line 32

def applies_to?(date, type)
  date.year >= 2009 && type == 'MBMF'
end

.calculate(total_wages) ⇒ BigDecimal

Returns contribution amount.

Parameters:

  • total_wage (BigDecimal)

Returns:

  • (BigDecimal) —

    contribution amount



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# File 'lib/singapore_charitable_donations/calculators/mbmf/year_2009_calculator.rb', line 11

def calculate(total_wages)
  rounded_total_wages = total_wages.round
  case
  when rounded_total_wages <= 200.00
    BigDecimal "0.00"
  when rounded_total_wages <= 1_000.00
    BigDecimal "2.00"
  when rounded_total_wages <= 2_000.00
    BigDecimal "3.50"
  when rounded_total_wages <= 3_000.00
    BigDecimal "5.00"
  when rounded_total_wages <= 4_000.00
    BigDecimal "12.50"
  else # total_wages > 4_000.00
    BigDecimal "16.00"
  end
end