Class: Cryptoexchange::Exchanges::Coinut::Services::OrderBook

Inherits:
Services::Market
  • Object
show all
Defined in:
lib/cryptoexchange/exchanges/coinut/services/order_book.rb

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Services::Market

#fetch_using_post

Class Method Details

.supports_individual_ticker_query? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/cryptoexchange/exchanges/coinut/services/order_book.rb', line 6

def supports_individual_ticker_query?
  true
end

Instance Method Details

#adapt(output, market_pair) ⇒ Object 



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# File 'lib/cryptoexchange/exchanges/coinut/services/order_book.rb', line 32

def adapt(output, market_pair)
  order_book = Cryptoexchange::Models::OrderBook.new
  order_book.base      = market_pair.base
  order_book.target    = market_pair.target
  order_book.market    = Coinut::Market::NAME
  order_book.asks      = adapt_orders(output["sell"])
  order_book.bids      = adapt_orders(output["buy"])
  order_book.timestamp = Time.now.to_i
  order_book.payload   = output
  order_book
end

#adapt_orders(orders) ⇒ Object 



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# File 'lib/cryptoexchange/exchanges/coinut/services/order_book.rb', line 44

def adapt_orders(orders)
  orders.collect do |order_entry|
    Cryptoexchange::Models::Order.new(
      price: order_entry["price"],
      amount: order_entry["qty"],
      timestamp: nil
    )
  end
end

#fetch(market_pair) ⇒ Object 



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# File 'lib/cryptoexchange/exchanges/coinut/services/order_book.rb', line 11

def fetch(market_pair)
  authentication = Cryptoexchange::Exchanges::Coinut::Authentication.new(
    :order_book,
    Cryptoexchange::Exchanges::Coinut::Market::NAME
  )
  authentication.validate_credentials!

  payload_ = payload(market_pair)
  headers = authentication.headers(payload_)
  output = fetch_using_post(order_book_url, payload_, headers)
  adapt(output, market_pair)
end

#order_book_url ⇒ Object 



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# File 'lib/cryptoexchange/exchanges/coinut/services/order_book.rb', line 28

def order_book_url
  Cryptoexchange::Exchanges::Coinut::Market::API_URL
end

#payload(market_pair) ⇒ Object 



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# File 'lib/cryptoexchange/exchanges/coinut/services/order_book.rb', line 24

def payload(market_pair)
  '{"nonce":' + SecureRandom.random_number(99999).to_s + ',"request":"inst_order_book", "inst_id":' + market_pair.inst_id + ', "top_n": 200, "decimal_places": 2 }'
end