# typed: true
# frozen_string_literal: true

module RuboCop
  module Cop
    module Cask
      # Common functionality for cops checking casks.
      module CaskHelp
        extend T::Helpers

        abstract!

        sig { abstract.params(cask_block: RuboCop::Cask::AST::CaskBlock).void }
        def on_cask(cask_block); end

        def on_cask_stanza_block(cask_stanza_block); end

        def on_block(block_node)
          super if defined? super

          if respond_to?(:on_cask_stanza_block) && (block_node.cask_block? || block_node.on_system_block?)
            on_cask_stanza_block(block_node)
          end

          if respond_to?(:on_cask) && block_node.cask_block?
            comments = processed_source.comments
            cask_block = RuboCop::Cask::AST::CaskBlock.new(block_node, comments)
            on_cask(cask_block)
          end
        end

        def on_system_methods(cask_stanzas)
          cask_stanzas.select { |s| RuboCop::Cask::Constants::ON_SYSTEM_METHODS.include?(s.stanza_name) }
        end

        def inner_stanzas(block_node, comments)
          block_contents = block_node.child_nodes.select(&:begin_type?)
          inner_nodes = block_contents.map(&:child_nodes).flatten.select(&:send_type?)
          inner_nodes.map { |n| RuboCop::Cask::AST::Stanza.new(n, comments) }
        end
      end
    end
  end
end