require 'fog'
require 'sinatra'

# setup connection from ~/.fog default credential
compute = Fog::Compute.new(:provider => 'AWS')

compute.collections.each do |collection|

  if collection.respond_to?(:create)

    delete("/compute/aws/#{collection}/:identity" do |identity|
      compute.send(collection).new(:identity => identity).destroy
      204
    end

    get("/compute/aws/#{collection}") do
      content_type :json
      data = compute.send(collection)
      [200, MultiJson.encode(data.attributes)]
    end

    get("/compute/aws/#{collection}/:identity") do |identity|
      content_type :json
      instance = compute.send(collection).get(identity)
      [200, MultiJson.encode(instance.attributes)]
    end

    post("/compute/aws/#{collection}") do
      content_type :json
      attributes = MultiJson.decode(request.body)
      instance = compute.send(collection).create(attributes)
      [200, MultiJson.encode(instance.attributes)]
    end

  end

end