Class: Faded::Drink

Inherits:
Object
  • Object
show all
Defined in:
lib/faded/drink.rb

Constant Summary collapse

@@drinks =

Amount of alchol in drinks by ounce

{
  :manhattan => 1.15,
  :dry_martinni => 1.00,
  :malt_liqour => 0.71,
  :airline_miniature => 0.70,
  :whiskey_sour => 0.60,
  :wine => 0.55,
  :beer => 0.5,
  :near_beer => 0.28,
}

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(what, at = Time.now) ⇒ Drink

Returns a new instance of Drink.



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# File 'lib/faded/drink.rb', line 17

def initialize what, at = Time.now
  @what = what.to_s.downcase.gsub(/\s/,'_').intern
  raise "Unknown drink" unless @@drinks.keys.include? @what
  @when = at
end

Instance Attribute Details

#what ⇒ Object

Returns the value of attribute what.



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# File 'lib/faded/drink.rb', line 3

def what
  @what
end

#when ⇒ Object

Returns the value of attribute when.



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# File 'lib/faded/drink.rb', line 3

def when
  @when
end

Class Method Details

.concoct(type, oz) ⇒ Object 



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# File 'lib/faded/drink.rb', line 35

def self.concoct type, oz
  @@drinks[type.to_s.downcase.gsub(/\s/,'_').intern] = oz
end

Instance Method Details

#alcohol ⇒ Object 



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# File 'lib/faded/drink.rb', line 31

def alcohol
  @@drinks[@what]
end

#hours_ago(time = Time.now) ⇒ Object 



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# File 'lib/faded/drink.rb', line 23

def hours_ago time = Time.now
  (time - @when) / 3600
end

#oz_to_lbs(oz) ⇒ Object 



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# File 'lib/faded/drink.rb', line 50

def oz_to_lbs(oz)
  oz * ALC_WEIGHT
end

#percent_to_oz(percent, oz) ⇒ Object

For N fluid ounces of alcohol, find pure alcohol content from percentage.



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# File 'lib/faded/drink.rb', line 46

def percent_to_oz(percent, oz)
  oz * percent
end

#proof_to_percent(proof) ⇒ Object

Proof goes to 200.



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# File 'lib/faded/drink.rb', line 41

def proof_to_percent(proof)
  proof / 2
end

#to_s ⇒ Object 



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# File 'lib/faded/drink.rb', line 27

def to_s
  @when.strftime('%I:%M %a')
end