module HelixVersioningEngine
  # Stream manipulation
  #
  # Streams are a little different from other spec types, in that the singluar
  # 'stream' is identified by a depot-style path, as opposed to kind of a
  # name. (And since our paths start with two slashes, we ignore those).
  class App < Sinatra::Base
    get '/p4/:api/streams' do
      require_p4
      p4 = env['p4']

      streams = p4.run_streams

      streams.to_json
    end

    post '/p4/:api/streams' do
      require_p4
      p4 = env['p4']

      p4.save_stream(filter_params(params))

      ''
    end

    get '/p4/:api/streams/*' do
      require_p4
      p4 = env['p4']

      sub_path = params[:splat].join('')

      stream = "//#{sub_path}"

      results = p4.run_stream('-o', stream)

      results.first.to_json
    end

    patch '/p4/:api/streams/*' do
      require_p4
      p4 = env['p4']

      sub_path = params[:splat].join('')

      stream = "//#{sub_path}"

      spec = p4.run_stream('-o', stream)[0]

      spec = spec.merge(filter_params(params))

      p4.save_stream(spec)

      ''
    end

    delete '/p4/:api/streams/*' do
      require_p4
      p4 = env['p4']

      sub_path = params[:splat].join('')

      stream = "//#{sub_path}"

      p4.run_stream('-d', stream)

      ''
    end
  end
end