Class: Deribit::WS::Handler

Inherits:
Object
  • Object
show all
Defined in:
lib/deribit/ws/handler.rb

Constant Summary collapse

AVAILABLE_METHODS = 
[
  :account, 
  :getcurrencies, 
  :subscribe, 
  :subscribed, 
  :unsubscribe, 
  :buy,
  :sell, 
  :trade, 
  :trade_event, 
  :order_book_event, 
  :user_order_event, 
  :user_orders_event, 
  :announcements, 
  :index, 
  :heartbeat,
  :order,
  :pong
]
SILENT = 
[:setheartbeat, :subscribed, :heartbeat, :"public API test"]

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Handler

Returns a new instance of Handler.



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# File 'lib/deribit/ws/handler.rb', line 28

def initialize
  @timestamp = Time.now.to_i
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(m, *json, &block) ⇒ Object 



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# File 'lib/deribit/ws/handler.rb', line 32

def method_missing(m, *json, &block)
  return false  if SILENT.include?(m.to_sym)
  
  puts "Delegating #{m}"
  if AVAILABLE_METHODS.include?(m.to_sym)
    notice(json)
  else
    super
  end
end

Instance Attribute Details

#timestamp ⇒ Object

Returns the value of attribute timestamp.



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# File 'lib/deribit/ws/handler.rb', line 5

def timestamp
  @timestamp
end

Instance Method Details

#handle_error(json, error) ⇒ Object 



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# File 'lib/deribit/ws/handler.rb', line 50

def handle_error(json, error)
  puts "Alert! #{error.class} on message: '#{json.try(:fetch, :message)}', #{json.inspect}. Message: #{error.full_message}"
end

#notice(json) ⇒ Object 



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# File 'lib/deribit/ws/handler.rb', line 43

def notice(json)
  return json.each { |e| notice(e) }  if json.is_a?(Array)

  msg = json.is_a?(String) ? json : json[:message]
  puts "Notice: #{msg}"  if msg && !SILENT.include?(msg.to_sym)
end