require 'aws-sdk'

class ApiMusicNotationsController < ApiController
  before_filter :api_signed_in_user

  respond_to :json

  def create
    client_id = params[:client_id]

    if client_id.nil?
      raise JamArgumentError, "client_id must be asdfasfdasdf specified"
    end

    @music_notation = MusicNotation.new
    @music_notation.client_id = client_id
    @music_notation.file_url = params[:file]
    @music_notation.user = current_user
    @music_notation.save

    if @music_notation.errors.any?
      response.status = :unprocessable_entity
      respond_with @music_notation
    else
      respond_with @music_notation, responder: ApiResponder, :statue => 201
    end
  end

  def download
    @music_notation = MusicNotation.find(params[:id])
    unless @music_notation.music_session.nil? || @music_notation.music_session.can_join?(current_user, true)
      raise PermissionError, ValidationMessages::PERMISSION_VALIDATION_ERROR
    end

    redirect_to @music_notation.sign_url
  end
end