class PluginReloadSignal

# File lib/plugin_reload_signal.rb, line 22
def clear!
  @requested = false
end

# File lib/plugin_reload_signal.rb, line 13
def request!
  # Signal traps cannot use Mutex#synchronize (ThreadError in trap context).
  @requested = true
end

# File lib/plugin_reload_signal.rb, line 18
def requested?
  @requested
end

# File lib/plugin_reload_signal.rb, line 38
def log_reload_result(result)
  reloaded_libs = Array(result[:reloaded_libs])
  return if result[:reloaded].empty? && reloaded_libs.empty? && result[:errors].empty?

  lines = []
  unless reloaded_libs.empty?
    lines << "Reloaded libs: #{reloaded_libs.length} file(s)"
  end
  unless result[:reloaded].empty?
    lines << "Reloaded plugins: #{result[:reloaded].join(', ')}"
  end
  result[:errors].each { |error| lines << "Reload error: #{error}" }
  puts lines.join("\n")
end

# File lib/plugin_reload_signal.rb, line 29
def poll_reload
  return unless self.class.requested?

  self.class.clear!
  require "rabbot_meta" unless defined?(RabbotMeta)
  result = RabbotMeta.reload_registered_plugins(bot)
  log_reload_result(result)
end