module Bullet

# File lib/bullet.rb, line 86
def add_whitelist(options)
  reset_whitelist
  @whitelist[options[:type]][options[:class_name]] ||= []
  @whitelist[options[:type]][options[:class_name]] << options[:association].to_sym
end

# File lib/bullet.rb, line 111
def bullet_logger=(active)
  if active
    require 'fileutils'
    root_path = (rails? ? Rails.root.to_s : Dir.pwd).to_s
    FileUtils.mkdir_p(root_path + '/log')
    bullet_log_file = File.open("#{root_path}/log/bullet.log", 'a+')
    bullet_log_file.sync = true
    UniformNotifier.customized_logger = bullet_log_file
  end
end

# File lib/bullet.rb, line 107
def clear_whitelist
  @whitelist = nil
end

# File lib/bullet.rb, line 74
def counter_cache_enable?
  enable? && !!@counter_cache_enable
end

# File lib/bullet.rb, line 122
def debug(title, message)
  puts "[Bullet][#{title}] #{message}" if ENV[BULLET_DEBUG] == TRUE
end

# File lib/bullet.rb, line 92
def delete_whitelist(options)
  reset_whitelist
  @whitelist[options[:type]][options[:class_name]] ||= []
  @whitelist[options[:type]][options[:class_name]].delete(options[:association].to_sym)
  @whitelist[options[:type]].delete_if { |_key, val| val.empty? }
end

# File lib/bullet.rb, line 50
def enable=(enable)
  @enable = @n_plus_one_query_enable = @unused_eager_loading_enable = @counter_cache_enable = enable
  if enable?
    reset_whitelist
    unless orm_pathches_applied
      self.orm_pathches_applied = true
      Bullet::Mongoid.enable if mongoid?
      Bullet::ActiveRecord.enable if active_record?
    end
  end
end

# File lib/bullet.rb, line 62
def enable?
  !!@enable
end

# File lib/bullet.rb, line 141
def end_request
  Thread.current[:bullet_start] = nil
  Thread.current[:bullet_notification_collector] = nil

  Thread.current[:bullet_object_associations] = nil
  Thread.current[:bullet_call_object_associations] = nil
  Thread.current[:bullet_possible_objects] = nil
  Thread.current[:bullet_impossible_objects] = nil
  Thread.current[:bullet_inversed_objects] = nil
  Thread.current[:bullet_eager_loadings] = nil

  Thread.current[:bullet_counter_possible_objects] = nil
  Thread.current[:bullet_counter_impossible_objects] = nil
end

# File lib/bullet.rb, line 186
def footer_info
  info = []
  notification_collector.collection.each do |notification|
    info << notification.short_notice
  end
  info
end

# File lib/bullet.rb, line 170
def gather_inline_notifications
  responses = []
  for_each_active_notifier_with_notification do |notification|
    responses << notification.notify_inline
  end
  responses.join("\n")
end

# File lib/bullet.rb, line 99
def get_whitelist_associations(type, class_name)
  Array(@whitelist[type][class_name])
end

# File lib/bullet.rb, line 66
def n_plus_one_query_enable?
  enable? && !!@n_plus_one_query_enable
end

# File lib/bullet.rb, line 164
def notification?
  return unless start?
  Bullet::Detector::UnusedEagerLoading.check_unused_preload_associations
  notification_collector.notifications_present?
end

# File lib/bullet.rb, line 160
def notification_collector
  Thread.current[:bullet_notification_collector]
end

# File lib/bullet.rb, line 178
def perform_out_of_channel_notifications(env = {})
  request_uri = build_request_uri(env)
  for_each_active_notifier_with_notification do |notification|
    notification.url = request_uri
    notification.notify_out_of_channel
  end
end

# File lib/bullet.rb, line 202
def profile
  return_value = nil
  if Bullet.enable?
    begin
      Bullet.start_request

      return_value = yield

      Bullet.perform_out_of_channel_notifications if Bullet.notification?
    ensure
      Bullet.end_request
    end
  else
    return_value = yield
  end

  return_value
end

# File lib/bullet.rb, line 42
def raise=(should_raise)
  UniformNotifier.raise = (should_raise ? Notification::UnoptimizedQueryError : false)
end

# File lib/bullet.rb, line 103
def reset_whitelist
  @whitelist ||= { n_plus_one_query: {}, unused_eager_loading: {}, counter_cache: {} }
end

# File lib/bullet.rb, line 82
def stacktrace_excludes
  @stacktrace_excludes || []
end

# File lib/bullet.rb, line 78
def stacktrace_includes
  @stacktrace_includes || []
end

# File lib/bullet.rb, line 156
def start?
  enable? && Thread.current[:bullet_start]
end

# File lib/bullet.rb, line 126
def start_request
  Thread.current[:bullet_start] = true
  Thread.current[:bullet_notification_collector] = Bullet::NotificationCollector.new

  Thread.current[:bullet_object_associations] = Bullet::Registry::Base.new
  Thread.current[:bullet_call_object_associations] = Bullet::Registry::Base.new
  Thread.current[:bullet_possible_objects] = Bullet::Registry::Object.new
  Thread.current[:bullet_impossible_objects] = Bullet::Registry::Object.new
  Thread.current[:bullet_inversed_objects] = Bullet::Registry::Base.new
  Thread.current[:bullet_eager_loadings] = Bullet::Registry::Association.new

  Thread.current[:bullet_counter_possible_objects] ||= Bullet::Registry::Object.new
  Thread.current[:bullet_counter_impossible_objects] ||= Bullet::Registry::Object.new
end

# File lib/bullet.rb, line 70
def unused_eager_loading_enable?
  enable? && !!@unused_eager_loading_enable
end

# File lib/bullet.rb, line 194
def warnings
  notification_collector.collection.each_with_object({}) do |notification, warnings|
    warning_type = notification.class.to_s.split(':').last.tableize
    warnings[warning_type] ||= []
    warnings[warning_type] << notification
  end
end

# File lib/bullet.rb, line 232
def build_request_uri(env)
  return "#{env['REQUEST_METHOD']} #{env['REQUEST_URI']}" if env['REQUEST_URI']

  if env['QUERY_STRING'].present?
    "#{env['REQUEST_METHOD']} #{env['PATH_INFO']}?#{env['QUERY_STRING']}"
  else
    "#{env['REQUEST_METHOD']} #{env['PATH_INFO']}"
  end
end

# File lib/bullet.rb, line 223
def for_each_active_notifier_with_notification
  UniformNotifier.active_notifiers.each do |notifier|
    notification_collector.collection.each do |notification|
      notification.notifier = notifier
      yield notification
    end
  end
end