Class: Trader::Balance

Inherits:
Object
  • Object
show all
Defined in:
lib/trade-o-matic/core/balance.rb

Instance Method Summary collapse

Constructor Details

#initialize(_backend, _session, _currency, _forced_currency = nil) ⇒ Balance

Returns a new instance of Balance.



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# File 'lib/trade-o-matic/core/balance.rb', line 4

def initialize(_backend, _session, _currency, _forced_currency=nil)
  @backend = _backend
  @session = _session
  @currency = _currency
  @forced_currency = _forced_currency
  @raw = nil
end

Instance Method Details

#amount ⇒ Object 



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# File 'lib/trade-o-matic/core/balance.rb', line 27

def amount
  convert original_currency.pack raw.amount
end

#available_amount ⇒ Object 



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# File 'lib/trade-o-matic/core/balance.rb', line 31

def available_amount
  convert original_currency.pack raw.available_amount
end

#convert_to(_currency) ⇒ Object 



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# File 'lib/trade-o-matic/core/balance.rb', line 20

def convert_to(_currency)
  return self if _currency == currency
  copy = self.class.new backend, session, original_currency, _currency
  copy.raw = raw unless raw.nil?
  copy
end

#currency ⇒ Object 



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# File 'lib/trade-o-matic/core/balance.rb', line 12

def currency
  forced_currency || @currency
end

#frozen_amount ⇒ Object 



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# File 'lib/trade-o-matic/core/balance.rb', line 35

def frozen_amount
  convert(amount - available_amount)
end

#original_currency ⇒ Object 



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# File 'lib/trade-o-matic/core/balance.rb', line 16

def original_currency
  @currency
end

#refresh! ⇒ Object 



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# File 'lib/trade-o-matic/core/balance.rb', line 39

def refresh!
  self.raw = backend.get_balance(session, currency)
  self
end