Class: LightCurrencyConverter::IndirectCurrencyCourse

Inherits:
Object
  • Object
show all
Defined in:
lib/light_currency_convert/indirect_currency_course.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(courses, path) ⇒ IndirectCurrencyCourse

Returns a new instance of IndirectCurrencyCourse.



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# File 'lib/light_currency_convert/indirect_currency_course.rb', line 5

def initialize(courses, path)
  @path = path
  @courses = courses
end

Instance Attribute Details

#courses ⇒ Object

Returns the value of attribute courses.



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# File 'lib/light_currency_convert/indirect_currency_course.rb', line 3

def courses
  @courses
end

#path ⇒ Object

Returns the value of attribute path.



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# File 'lib/light_currency_convert/indirect_currency_course.rb', line 3

def path
  @path
end

Instance Method Details

#convert(amount, *args) ⇒ Object 



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# File 'lib/light_currency_convert/indirect_currency_course.rb', line 10

def convert(amount, *args)
  @courses.zip(path).reduce(amount) do |result, course_with_convert_couple|
    course_with_convert_couple[0].convert(result, *course_with_convert_couple[1])
  end
end

#to_s ⇒ Object 



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# File 'lib/light_currency_convert/indirect_currency_course.rb', line 16

def to_s
  flat_path = path.to_a.flatten
  to_value = convert(1, flat_path[0], flat_path[-1])
  "1 #{flat_path[0]} => #{to_value} #{flat_path[-1]}"
end