Class: Excoin::Account::Orders

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

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Orders

Returns a new instance of Orders.



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

def initialize
  self.refresh
end

Instance Method Details

#add(order) ⇒ Object 



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# File 'lib/account/orders.rb', line 38

def add(order)
  begin
    self.select{|exchange_order_set| exchange_order_set.has_value?(order.currency + order.commodity)}[0].select{|k,v| k =~ Regexp.new(order.type.downcase)}[order.type.downcase + "_orders"] << order
  rescue
    puts "Error in Excoin::Account::Orders.add"
    puts order
  end
end

#all ⇒ Object 



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# File 'lib/account/orders.rb', line 34

def all
  self.collect{|order_set| order_set.select{|k,v| k =~ Regexp.new("_orders")}.values}.collect{|orders| orders}.flatten
end

#count(attr = nil, value = nil, operator = :==) ⇒ Object 



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# File 'lib/account/orders.rb', line 89

def count(attr = nil, value = nil, operator = :==)
  if attr
    return self.filter(attr, value, operator).size
  else
    count = 0
    self.each do |h|
    # maybe this can be redone with inject
      h.select{|k,v| k =~ /_orders/}.each_pair do |k,v|
        count += v.size
      end
    end
    return count
  end
end

#delete(order_data) ⇒ Object 



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# File 'lib/account/orders.rb', line 47

def delete(order_data)
  begin
    self.select{|exchange_order_set| exchange_order_set.has_value?(order_data['currency'] + order_data['commodity'])}[0].select{|k,v| k =~ Regexp.new(order_data['type'].downcase)}[order_data['type'].downcase + "_orders"].delete_at(self.select{|exchange_order_set| exchange_order_set.has_value?(order_data['currency'] + order_data['commodity'])}[0].select{|k,v| k =~ Regexp.new(order_data['type'].downcase)}[order_data['type'].downcase + "_orders"].find_index{|order| order.id == order_data['id']})
  rescue
    puts "Error in Excoin::Account::Orders.delete"
    puts order_data
  end
end

#filter(attr, value, operator = :==) ⇒ Object 



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# File 'lib/account/orders.rb', line 56

def filter(attr, value, operator = :==)
  orders_by_attr = Array.new
  if attr == "currency" or attr == "commodity" or attr == "exchange_name"
    self.select{|h| h[attr] == value}.each do |h|
      h.select{|k,v| k =~ Regexp.new("_orders")}.each_value do |orders|
        orders.each do |order|
          orders_by_attr << order
        end
      end
    end
  else
    self.each do |h|
      if attr == "type"
        h.select{|k,v| k =~ Regexp.new(value.upcase)}.each_value do |orders|
          orders.each do |order|
            orders_by_attr << order
          end
        end
      else
        h.select{|k,v| k =~ Regexp.new("_orders")}.each_value do |orders|
          orders.each do |order|
            value = BigDecimal.new(value)
            if order.send(attr).send(operator, value)
              orders_by_attr << order
            end
          end
        end
      end
    end
  end
  return orders_by_attr
end

#refresh ⇒ Object 



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# File 'lib/account/orders.rb', line 26

def refresh
  self.clear
  all_orders = self.populate_all_orders
  all_orders.each do |exchange_order_set|
    self.push(exchange_order_set)
  end
end

#update(exchange_name = nil) ⇒ Object 



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

def update(exchange_name = nil)
  begin
    unless exchange_name
      all_orders = populate_all_orders
      all_orders.each do |exchange_order_set|
        self.select{|h| h['exchange_name'] == exchange_order_set['exchange_name']}.first.merge!(exchange_order_set)
      end
    else
      exchange = Excoin.market.exchange(exchange_name)
      exchange_order_data = self.get(exchange.currency, exchange.commodity)
      exchange_orders = self.process_orders_by_exchange(exchange_order_data)
      self.select{|h| h['currency'] == currency and h['commodity'] == commodity}.first.merge!(exchange_orders)
    end
  rescue
    puts "Error in Excoin::Account::Orders.update"
    puts exchange_order_data
  end
end