Class: Brief::Server::Socket

Inherits:
Object
  • Object
show all
Defined in:
lib/brief/server/socket.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(options = {}) ⇒ Socket

Returns a new instance of Socket.



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# File 'lib/brief/server/socket.rb', line 5

def initialize(options={})
  @root = Pathname(options.fetch(:root))
  @websocket = options.fetch(:websocket)
  @briefcases = {}.to_mash
  @briefcase_options = options.fetch(:briefcase_options, {})
  load_briefcases
  setup_interface
end

Instance Attribute Details

#briefcases ⇒ Object (readonly)

Returns the value of attribute briefcases.



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# File 'lib/brief/server/socket.rb', line 3

def briefcases
  @briefcases
end

#root ⇒ Object (readonly)

Returns the value of attribute root.



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# File 'lib/brief/server/socket.rb', line 3

def root
  @root
end

#websocket ⇒ Object (readonly)

Returns the value of attribute websocket.



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# File 'lib/brief/server/socket.rb', line 3

def websocket
  @websocket
end

Instance Method Details

#process(message = {}) ⇒ Object 



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# File 'lib/brief/server/socket.rb', line 14

def process(message={})
  message.symbolize_keys!

  action      = message.fetch(:action)
  message_id  = message.fetch(:message_id)

  case

  when action == "brief:info"
    respond_to(message_id) do
      {
        environment: Brief.environment_info,
        root: root.to_s,
        briefcases: briefcases.keys
      }
    end

  when action == "list:briefcases"
    presenter = message.fetch(:presenter, 'default')
    options = message.fetch(:options, {})

    respond_to(message_id) do
      briefcases.values.map do |bc|
        bc.present(presenter, options)
      end
    end

  when action == "view:briefcase"
    presenter = message.fetch(:presenter, 'default')
    options = message.fetch(:options, {})
    briefcase = briefcases.fetch(message[:briefcase])

    respond_to(message_id) do
      briefcase.present(presenter.to_sym, options)
    end

  when action == "view:document"
    options = message.fetch(:options, {})
    path = message.fetch(:path)
    briefcase = briefcases.fetch(message[:briefcase])

    respond_to(message_id) do
      document = briefcase.document_at(path)
      document.to_model.as_json(options)
    end

  when action == "query"
    params = message.fetch(:params, {})
    model_options = message.fetch(:model_options, {})
    briefcase = briefcases.fetch(message[:briefcase])

    respond_to(message_id) do
      briefcase.where(params).all.map do |model|
        model.as_json(model_options)
      end
    end

  else
    respond_to(message_id) do
      {error:"Invalid Action: #{ action }"}
    end
  end
rescue
  nil
end

#respond_to(message_id, &block) ⇒ Object 



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# File 'lib/brief/server/socket.rb', line 80

def respond_to(message_id, &block)
  body = block.call()

  payload = {
    action: "response",
    message_id: message_id,
    body: body
  }

  websocket.send(payload.to_json)
end