require 'projectlocker_errata'
require File.join(File.dirname(__FILE__), 'shared_tasks')

namespace :projectlocker_errata do
  desc "Verify your gem installation by sending a test exception to the projectlocker_errata service"
  task :test => ['projectlocker_errata:log_stdout', :environment] do
    RAILS_DEFAULT_LOGGER.level = Logger::DEBUG

    require 'action_controller/test_process'

    Dir["app/controllers/application*.rb"].each { |file| require(File.expand_path(file)) } 

    class ProjectlockerErrataTestingException < RuntimeError; end

    unless ProjectlockerErrata.configuration.api_key
      puts "ProjectlockerErrata needs an API key configured! Check the README to see how to add it."
      exit
    end

    ProjectlockerErrata.configuration.development_environments = []

    catcher = ProjectlockerErrata::Rails::ActionControllerCatcher
    in_controller = ApplicationController.included_modules.include?(catcher)
    in_base = ActionController::Base.included_modules.include?(catcher)
    if !in_controller || !in_base
      puts "Rails initialization did not occur"
      exit
    end

    puts "Configuration:"
    ProjectlockerErrata.configuration.to_hash.each do |key, value|
      puts sprintf("%25s: %s", key.to_s, value.inspect.slice(0, 55))
    end

    unless defined?(ApplicationController)
      puts "No ApplicationController found"
      exit
    end

    puts 'Setting up the Controller.'
    class ApplicationController
      # This is to bypass any filters that may prevent access to the action.
      prepend_before_filter :test_projectlocker_errata
      def test_projectlocker_errata
        puts "Raising '#{exception_class.name}' to simulate application failure."
        raise exception_class.new, 'Testing projectlocker_errata via "rake projectlocker_errata:test". If you can see this, it works.'
      end

      def rescue_action(exception)
        rescue_action_in_public exception
      end

      # Ensure we actually have an action to go to.
      def verify; end

      def consider_all_requests_local
        false
      end

      def local_request?
        false
      end

      def exception_class
        exception_name = ENV['EXCEPTION'] || "ProjectlockerErrataTestingException"
        exception_name.split("::").inject(Object){|klass, name| klass.const_get(name)}
      rescue
        Object.const_set(exception_name.gsub(/:+/, "_"), Class.new(Exception))
      end

      def logger
        nil
      end
    end
    class ProjectlockerErrataVerificationController < ApplicationController; end

    puts 'Processing request.'
    request = ActionController::TestRequest.new("REQUEST_URI" => "/projectlocker_errata_verification_controller")
    response = ActionController::TestResponse.new
    ProjectlockerErrataVerificationController.new.process(request, response)
  end
end