class NoticesController < ApplicationController

  class ParamsError < StandardError; end

  skip_before_filter :authenticate_user!, :only => :create

  rescue_from ParamsError, :with => :bad_params

  def create
    # params[:data] if the notice came from a GET request, raw_post if it came via POST
    report = ErrorReport.new(notice_params)

    if report.valid?
      report.generate_notice!
      api_xml = report.notice.to_xml(:only => false, :methods => [:id]) do |xml|
        xml.url locate_url(report.notice.id, :host => Errbit::Config.host)
      end
      render :xml => api_xml
    else
      render :text => "Your API key is unknown", :status => 422
    end
  end

  # Redirects a notice to the problem page. Useful when using User Information at Airbrake gem.
  def locate
    problem = Notice.find(params[:id]).problem
    redirect_to app_problem_path(problem.app, problem)
  end

  private

  def notice_params
    return @notice_params if @notice_params
    @notice_params = params[:data] || request.raw_post
    if @notice_params.blank?
      raise ParamsError.new('Need a data params in GET or raw post data')
    end
    @notice_params
  end

  def bad_params(exception)
    render :text => exception.message, :status => :bad_request
  end

end