Class: Menu

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

Overview

Manages all the informations

Author:

  • roro

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(day, &block) ⇒ Menu

Returns a new instance of Menu.



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# File 'lib/prct06/menu.rb', line 9

def initialize(day, &block)
	@day = day
	@title = title
	@breakfast, @lunch, @dinner = [], [], []
	@table = [" ", "grasas carbohidratos", "proteínas", "fibra", "sal", "valor energético"]
	@tot_energy = 0
	if block_given?  
		if block.arity == 1
			yield self
		else
			instance_eval(&block) 
		end
	end
end

Instance Attribute Details

#day ⇒ Object

Returns the value of attribute day.



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# File 'lib/prct06/menu.rb', line 7

def day
  @day
end

#title ⇒ Object

Returns the value of attribute title.



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# File 'lib/prct06/menu.rb', line 7

def title
  @title
end

Instance Method Details

#almuerzo(properties = {}) ⇒ Object 



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# File 'lib/prct06/menu.rb', line 37

def almuerzo(properties = {})
	@lunch.push(food(properties))
end

#cena(properties = {}) ⇒ Object 



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# File 'lib/prct06/menu.rb', line 41

def cena(properties = {})
	@dinner.push(food(properties))
end

#desayuno(properties = {}) ⇒ Object 



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# File 'lib/prct06/menu.rb', line 33

def desayuno(properties = {})
	@breakfast.push(food(properties))
end

#food(properties) ⇒ Object 



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# File 'lib/prct06/menu.rb', line 45

def food(properties)
	food = Array.new(7)
	food[0] = properties[:descripcion] ? "\"#{properties[:descripcion]}\"" : "unknown"
	food[0] = food[0].length > 23 ? "#{food[0][0,20]}..\"" : food[0]
	food[1] = properties[:grasas] ? properties[:grasas] : 0.0
	food[2] = properties[:carbohidratos] ? properties[:carbohidratos] : 0.0
	food[3] = properties[:proteinas] ? properties[:proteinas] : 0.0
	food[4] = properties[:fibra] ? properties[:fibra] : 0.0
	food[5] = properties[:sal] ? properties[:sal] : 0.0
	food[6] = (food[1] * 36 + food[2] * 17 + food[3] * 17 + food[5] * 25).round(2)
	@tot_energy += food[6]
	return food
end

#ingesta(properties = {}) ⇒ Object 



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# File 'lib/prct06/menu.rb', line 28

def ingesta(properties = {})
	@min = properties[:min] ? properties[:min] : "unknown"
	@max = properties[:max] ? properties[:max] : "unknown"
end

#titulo(titulo) ⇒ Object 



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# File 'lib/prct06/menu.rb', line 24

def titulo(titulo)
	@title = titulo
end

#to_s ⇒ Object 



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# File 'lib/prct06/menu.rb', line 59

def to_s()
	output = "#{@day}\t\t\t\t\tComposición nutricional\n"
	output << "=" * 100 + "\n"
	output << "\t\t\tgrasas\tcarbohidratos\tproteínas\tfibra\tsal\tvalor energético\n"
	output << "Desayuno\n" + to_s_helper(@breakfast) + "\n"
	output << "Almuerzo\n" + to_s_helper(@lunch) + "\n"
	output << "Cena\n" + to_s_helper(@dinner)
	output << "Valor energético total #{@tot_energy}"
	output
end

#to_s_helper(liste) ⇒ Object 



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# File 'lib/prct06/menu.rb', line 70

def to_s_helper(liste)
	o = ""
	liste.each do |obj|
		o << "#{obj[0]}\t"
		if obj[0].length < 16
			o << "\t"
			if obj[0].length < 8
				o << "\t"
			end
		end
		o << "#{obj[1]}\t#{obj[2]}\t\t#{obj[3]}\t\t#{obj[4]}\t#{obj[5]}\t#{obj[6]}\n"
	end
	return o
end