request bitfinex API

bitfinex.rb

def headers_for(path, options={})
  payload = {}
  payload['request'] = path
  payload['nonce'] = (Time.now.to_f * 10000).to_i.to_s
  payload.merge!(options)

  payload_enc = Base64.encode64(payload.to_json).gsub(/\s/, '')
  sig = Digest::HMAC.hexdigest(payload_enc, @api_secret, Digest::SHA384)

  {
    'Content-Type' => 'application/json',
    'X-BFX-APIKEY' => @api_key,
    'X-BFX-PAYLOAD' => payload_enc,
    'x-BFX-SIGNATURE' => sig
  }
end


path = "/v1/order/new"
params = {
  symbol: "btcusd",
  amount: amount,
  price: price,
  side: "sell",
  type: "exchange market",
  exchange: "bitfinex",
  is_hidden: false
}

client.post(path, params, headers_for(path, params))