class Cryptoexchange::Exchanges::CoinExchange::Services::Market

Public Class Methods

supports_individual_ticker_query?() click to toggle source
# File lib/cryptoexchange/exchanges/coin_exchange/services/market.rb, line 8
def supports_individual_ticker_query?
  true
end

Public Instance Methods

adapt(output, market_pair) click to toggle source
# File lib/cryptoexchange/exchanges/coin_exchange/services/market.rb, line 32
def adapt(output, market_pair)
  market = output['result']

  ticker           = Cryptoexchange::Models::Ticker.new
  ticker.base      = market_pair.base
  ticker.target    = market_pair.target
  ticker.market    = CoinExchange::Market::NAME
  ticker.last      = NumericHelper.to_d(market['LastPrice'])
  ticker.bid       = NumericHelper.to_d(market['BidPrice'])
  ticker.ask       = NumericHelper.to_d(market['AskPrice'])
  ticker.high      = NumericHelper.to_d(market['HighPrice'])
  ticker.low       = NumericHelper.to_d(market['LowPrice'])
  ticker.volume    = NumericHelper.divide(NumericHelper.to_d(market['Volume']), ticker.last)
  ticker.timestamp = nil
  ticker.payload   = market
  ticker
end
fetch(market_pair) click to toggle source
Calls superclass method Cryptoexchange::Services::Market#fetch
# File lib/cryptoexchange/exchanges/coin_exchange/services/market.rb, line 13
def fetch(market_pair)
  unless @market_id_cache
    output = super(pairs_url)
    hydrate_market_id_cache(output)
  end

  output = super(ticker_url(market_pair))
  adapt(output, market_pair)
end
pairs_url() click to toggle source
# File lib/cryptoexchange/exchanges/coin_exchange/services/market.rb, line 23
def pairs_url
  "#{Cryptoexchange::Exchanges::CoinExchange::Market::API_URL}/getmarkets"
end
ticker_url(market_pair) click to toggle source
# File lib/cryptoexchange/exchanges/coin_exchange/services/market.rb, line 27
def ticker_url(market_pair)
  id = market_id(market_pair)
  "#{Cryptoexchange::Exchanges::CoinExchange::Market::API_URL}/getmarketsummary?market_id=#{id}"
end

Private Instance Methods

hydrate_market_id_cache(output) click to toggle source
# File lib/cryptoexchange/exchanges/coin_exchange/services/market.rb, line 56
def hydrate_market_id_cache(output)
  @market_id_cache = {}

  output['result'].each do |market|
    key = "#{market['MarketAssetCode'].upcase}_#{market['BaseCurrencyCode']}"
    @market_id_cache[key] = market['MarketID']
  end
end
market_id(market_pair) click to toggle source
# File lib/cryptoexchange/exchanges/coin_exchange/services/market.rb, line 65
def market_id(market_pair)
  @market_id_cache[market_id_cache_key(market_pair)]
end
market_id_cache_key(market_pair) click to toggle source
# File lib/cryptoexchange/exchanges/coin_exchange/services/market.rb, line 52
def market_id_cache_key(market_pair)
  "#{market_pair.base}_#{market_pair.target}"
end