Class: Menu

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

Overview

Class to representate diets menus of day and week

Author:

  • julian

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(day, &block) ⇒ type

initialize

Parameters:

  • day (type) —
    description
  • &block (type) —
    description 


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# File 'lib/prct06/menu.rb', line 15

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 43

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

#cena(properties = {}) ⇒ Object 



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# File 'lib/prct06/menu.rb', line 47

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

#desayuno(properties = {}) ⇒ Object 



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# File 'lib/prct06/menu.rb', line 39

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

#food(properties) ⇒ Object 



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# File 'lib/prct06/menu.rb', line 51

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 34

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 30

def titulo(titulo)
  @title = titulo
end

#to_s ⇒ string

method to represent the created obj as a string, readable for humans

Returns:

  • (string) —
    obj as a string, readable 


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# File 'lib/prct06/menu.rb', line 89

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_formatter(@breakfast) + "\n"
  output << "Almuerzo\n" + to_s_formatter(@lunch) + "\n"
  output << "Cena\n" + to_s_formatter(@dinner)
  output << "Valor energético total #{@tot_energy}"
  output
end

#to_s_formatter(liste) ⇒ string

turns the given list into a formated string

Parameters:

  • liste (list) —
    list of menu

Returns:

  • (string) —
    readable string 


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

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