gistfile1.coffee

http = require 'http'

class SSBERequest

  constructor: (@backend) ->
    @client = http.createClient 80, @backend
    @request_headers = {
      'Accept':         'application/vnd.absperf.sskj1+json',
      'Host':           @backend
    }

  request: (method, resource, callback) ->
    req = @client.request('GET', '/service_descriptors', @request_headers)
    req.end()

    req.on 'response', (resp) ->
      resp.on 'data', (chunk) ->
        callback JSON.parse(chunk)


  discoverResource: (serviceName, resourceName, callback) ->
    serviceType = "http://systemshepherd.com/services/#{serviceName}"

    @request 'GET', '/service_descriptors', (data) ->
      service = data['items'].filter (item) ->
        item['service_type'] == serviceType
      service = service[0]

      @request 'GET', service.href, (data) ->
        resource = data['items'].filter (item) ->
          item['name'] == resourceName
        resource = resource[0]
        callback resource