Class: Heisencoin::Trade

Inherits:
Object
  • Object
show all
Defined in:
lib/heisencoin/trade.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(simple = nil) ⇒ Trade

Returns a new instance of Trade.



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# File 'lib/heisencoin/trade.rb', line 5

def initialize(simple = nil)
  from_simple(simple) if simple
end

Instance Attribute Details

#from_offer ⇒ Object

Returns the value of attribute from_offer.



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# File 'lib/heisencoin/trade.rb', line 3

def from_offer
  @from_offer
end

#quantity ⇒ Object

Returns the value of attribute quantity.



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# File 'lib/heisencoin/trade.rb', line 3

def quantity
  @quantity
end

#to_offer ⇒ Object

Returns the value of attribute to_offer.



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# File 'lib/heisencoin/trade.rb', line 3

def to_offer
  @to_offer
end

Instance Method Details

#==(other) ⇒ Object 



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# File 'lib/heisencoin/trade.rb', line 21

def ==(other)
  @from_offer == other.from_offer
  @to_offer == other.to_offer
  @quantity == other.quantity
end

#cost ⇒ Object 



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# File 'lib/heisencoin/trade.rb', line 27

def cost
  from_offer.cost(@quantity)
end

#from_simple(simple) ⇒ Object 



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# File 'lib/heisencoin/trade.rb', line 9

def from_simple(simple)
  @from_offer = Offer.new(simple['from_offer'])
  @to_offer = Offer.new(simple['to_offer'])
  @quantity = simple['quantity']
end

#profit ⇒ Object 



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# File 'lib/heisencoin/trade.rb', line 31

def profit
  earned = to_offer.cost(@quantity)
  earned - cost
end

#to_simple ⇒ Object 



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# File 'lib/heisencoin/trade.rb', line 15

def to_simple
  {'from_offer' => @from_offer.to_simple,
   'to_offer' => @to_offer.to_simple,
   'quantity' => @quantity}
end