require 'erb'

module Kryo
  module Generators

    # The base class for all generators to inherit from.
    #
    # @author Matthew A. Johnston (warmwaffles)
    class Base
      # Creates a file based off of the template provided.
      #
      # @param [String] src the source of the template file
      # @param [String] destination the destination of where the generated file will go
      # @param [Hash] options
      # @option options [String] :name The name of the template to be written as
      # @return [Boolean]
      def self.create src, destination, options={}, &block

        paths = File.split(src)
        template_name = paths.last
        template_path = paths.first
        path = File.join(File.dirname(__FILE__), template_path, "#{template_name}.erb")

        yield if block

        erb    = ERB.new(File.read(path))
        output = File.join(destination, options[:name] || template_name)

        file = File.open(output, 'w+')
        file.write(erb.result(binding))
        file.close
        true
      end
    end

  end
end