Class: Excoin::Account::Trades

Inherits:
Array
  • Object
show all
Defined in:
lib/account/trades.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Trades

Returns a new instance of Trades.



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# File 'lib/account/trades.rb', line 3

def initialize
  self.update
end

Instance Method Details

#add(trade_data) ⇒ Object 



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# File 'lib/account/trades.rb', line 45

def add(trade_data)
  self.insert(0, Excoin::Account::Trade.new(trade_data))
end

#buys ⇒ Object 



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# File 'lib/account/trades.rb', line 21

def buys
  self.select{|trade| trade.type == "BUY"}
end

#highest(type = nil) ⇒ Object 



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# File 'lib/account/trades.rb', line 29

def highest(type = nil)
  unless type
    self.max_by{|trade| trade.price}
  else
    self.select{|trade| trade.type == type.upcase}.max_by{|trade| trade.price}
  end
end

#lowest(type = nil) ⇒ Object 



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# File 'lib/account/trades.rb', line 37

def lowest(type = nil)
  unless type
    self.min_by{|trade| trade.price}
  else
    self.select{|trade| trade.type == type.upcase}.min_by{|trade| trade.price}
  end
end

#sells ⇒ Object 



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# File 'lib/account/trades.rb', line 25

def sells
  self.select{|trade| trade.type == "SELL"}
end

#trim(number) ⇒ Object 



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# File 'lib/account/trades.rb', line 49

def trim(number)
  self.pop(number)
end

#update(count = 100) ⇒ Object 



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# File 'lib/account/trades.rb', line 7

def update(count = 100)
  self.clear
  recent_trade_data = self.get(count)
  begin
    recent_trade_data['trades'].each do |trade_data|
      trade = Excoin::Account::Trade.new(trade_data)
      self.push(trade)
    end
  rescue
    puts "Error in Excoin::Account::Trades.update"
    puts recent_trade_data
  end
end