Class: AuLoanCalculations::Parse

Inherits:
Object
  • Object
show all
Defined in:
lib/au_loan_calculations/parse.rb

Class Method Summary collapse

Class Method Details

.convert_amount(amount, frequency, convert_to) ⇒ Object

the amount to be converted. the current frequency - allowed values: weekly, fortnightly, monthly, yearly the frequency the amount should be converted - allowed values: weekly, fortnightly, monthly, yearly



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# File 'lib/au_loan_calculations/parse.rb', line 7

def self.convert_amount(amount, frequency, convert_to)
  value = case convert_to
  when 'weekly'
    case frequency
    when 'fortnightly'
      amount / 2
    when 'monthly'
      (amount * 12) / 52
    when 'yearly'
      amount / 52
    else
      amount
    end

  when 'fortnightly'
    case frequency
    when 'weekly'
      amount * 2
    when 'monthly'
      (amount * 12) / 26
    when 'yearly'
      amount / 26
    else
      amount
    end

  when 'monthly'
    case frequency
    when 'weekly'
      (amount * 52) / 12
    when 'fortnightly'
      (amount * 26) / 12
    when 'yearly'
      amount / 12
    else
      amount
    end

  when 'yearly'
    case frequency
    when 'weekly'
      amount * 52
    when 'fortnightly'
      amount * 26
    when 'monthly'
      amount * 12
    else
      amount
    end
  end

  value.round(2)
end