require 'find'

module Pluginscan
  # Responsible for searching through a directory for php files, and counting the total files
  class FileFinder
    def initialize(directory)
      @directory = directory
    end

    def count
      found_files.count
    end

    def php_files
      found_files.php_files
    end

  private

    def found_files
      @found_files ||= find_files
    end

    def find_files
      found_files = FoundFiles.new

      Find.find @directory do |file|
        found_files.count += 1 unless Dir.exist?(file) # Skip directories
        found_files.php_files << file if file =~ /\.php$/
      end

      found_files
    end

    FoundFiles = Struct.new(:php_files, :count) do
      def initialize
        self.php_files = []
        self.count = 0
      end
    end
  end
end