# frozen_string_literal: true

require "pakyow/support/extension"

module Pakyow
  module Behavior
    # Manages {Framework} instances.
    #
    module Frameworks
      extend Support::Extension

      apply_extension do
        setting :loaded_frameworks, []
      end

      class_methods do
        # Includes one or more frameworks into the app class.
        #
        def include_frameworks(*frameworks)
          tap do
            frameworks.each do |framework_name|
              include_framework(framework_name)
            end
          end
        end

        # Includes a framework into the app class.
        #
        def include_framework(framework_name)
          framework_name = framework_name.to_sym
          Pakyow.frameworks.fetch(framework_name).new(self).boot
          (config.loaded_frameworks << framework_name).uniq!
        rescue KeyError => error
          raise UnknownFramework.build(error, framework: framework_name)
        end

        # Returns true if +framework+ is loaded.
        #
        def includes_framework?(framework_name)
          config.loaded_frameworks.include?(framework_name.to_sym)
        end
      end
    end
  end
end