Class: Menu

Inherits:
Object
  • Object
show all
Defined in:
lib/prct06/menu.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(dia, &block) ⇒ Menu

Returns a new instance of Menu.



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# File 'lib/prct06/menu.rb', line 4

def initialize(dia,&block)
	@dia = dia
	@ingesta = []
	@desayuno = []
	@cena = []
	@almuerzo = []

	if block_given?
	  if block.arity == 1
	    yield self
	  else
	    instance_eval(&block)
	  end
	end
end

Instance Attribute Details

#descripcion ⇒ Object

Returns the value of attribute descripcion.



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# File 'lib/prct06/menu.rb', line 2

def descripcion
  @descripcion
end

#dia ⇒ Object

Returns the value of attribute dia.



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# File 'lib/prct06/menu.rb', line 2

def dia
  @dia
end

#ingesta(ing, options = {}) ⇒ Object

Returns the value of attribute ingesta.



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# File 'lib/prct06/menu.rb', line 2

def ingesta
  @ingesta
end

#nombre ⇒ Object

Returns the value of attribute nombre.



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# File 'lib/prct06/menu.rb', line 2

def nombre
  @nombre
end

Instance Method Details

#almuerzo(al, options = {}) ⇒ Object 



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# File 'lib/prct06/menu.rb', line 105

def almuerzo(al, options = {})
        lunch = al
        lunch << "(#{options[:descripcion]})" if options[:descripcion]
        lunch << "(#{options[:porcion]})" if options[:porcion]
        lunch << "(#{options[:gramos]})" if options[:gramos]
        lunch << "(#{options[:grasas]})" if options[:grasas]
        lunch << "(#{options[:carbohidratos]})" if options[:carbohidratos]
        lunch << "(#{options[:proteinas]})" if options[:proteinas]
        lunch << "(#{options[:fibra]})" if options[:fibra]
        lunch << "(#{options[:sal]})" if options[:sal]

        @almuerzo << lunch
end

#cena(ce, options = {}) ⇒ Object 



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# File 'lib/prct06/menu.rb', line 119

def cena(ce, options = {})
        din = ce 
        din << "(#{options[:descripcion]})" if options[:descripcion]
        din << "(#{options[:porcion]})" if options[:porcion]
        din << "(#{options[:gramos]})" if options[:gramos]
        din << "(#{options[:grasas]})" if options[:grasas]
        din << "(#{options[:carbohidratos]})" if options[:carbohidratos]
        din << "(#{options[:proteinas]})" if options[:proteinas]
        din << "(#{options[:fibra]})" if options[:fibra]
        din << "(#{options[:sal]})" if options[:sal]

        @cena << din
end

#desayuno(des, options = {}) ⇒ Object 



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# File 'lib/prct06/menu.rb', line 91

def desayuno(des, options = {})
	bf = des
	bf << "(#{options[:descripcion]})" if options[:descripcion]
	bf << "(#{options[:porcion]})" if options[:porcion]
	bf << "(#{options[:gramos]})" if options[:gramos]
	bf << "(#{options[:grasas]})" if options[:grasas]
	bf << "(#{options[:carbohidratos]})" if options[:carbohidratos]
	bf << "(#{options[:proteinas]})" if options[:proteinas]
	bf << "(#{options[:fibra]})" if options[:fibra]
	bf << "(#{options[:sal]})" if options[:sal]

	@desayuno << bf
end

#titulo(nom) ⇒ Object 



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# File 'lib/prct06/menu.rb', line 79

def titulo(nom)
	nombr = nom
end

#to_s ⇒ Object 



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# File 'lib/prct06/menu.rb', line 20

def to_s
	vet = 0
	output = @dia
	output << "                          Composición Nutricional\n"
	output << "===========================================================\n"
	output << "                          grasas  carbohidratos  proteínas  fibra  sal  valor energético\n"
	output << "Desayuno\n"
	@desayuno.each do |alimento|
		vet += valor_energetico(alimento)
		output << "*#{alimento[:descripcion]}*      "
		output << "#{alimento[:grasas]}        "
		output << "#{alimento[:carbohidratos]}        "
		output << "#{alimento[:proteinas]}        "
		output << "#{alimento[:fibra]}     "
		output << "#{alimento[:sal]}    "
		output << "#{valor_energetico(alimento)}\n"
		 
	end

	output << "\nAlmuerzo\n"
	@almuerzo.each do |alimento|
		vet += valor_energetico(alimento)
		output << "*#{alimento[:descripcion]}*            "
                       output << "#{alimento[:grasas]}          "
                       output << "#{alimento[:carbohidratos]}        "
                       output << "#{alimento[:proteinas]}        "
                       output << "#{alimento[:fibra]}        "
                       output << "#{alimento[:sal]}        "
		output << "#{valor_energetico(alimento)}\n"

	end
	
	output << "\nCena\n"
	@cena.each do |alimento|
		vet += valor_energetico(alimento)
                       output << "*#{alimento[:descripcion]}*  "
                       output << "#{alimento[:grasas]}      "
                       output << "#{alimento[:carbohidratos]}     "
                       output << "#{alimento[:proteinas]}       "
                       output << "#{alimento[:fibra]}      "
                       output << "#{alimento[:sal]}      "
		output << "#{valor_energetico(alimento)}\n"

               end

	output << "Valor energético total   "
	output << "#{vet}"


	output
end

#valor_energetico(comida) ⇒ Object 



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# File 'lib/prct06/menu.rb', line 72

def valor_energetico(comida)
	kcal = comida[:grasas] * 0.9
	kcal += comida[:carbohidratos] * 0.4
	kcal += comida[:proteinas] * 0.4
	  kcal.round(2)
end