# Generating html file from results using haml

require "haml"
require "tilt/haml"
require "pathname"
require 'fileutils'

module GoldenRose
  module Generators
    class HtmlFormat
      def initialize(results, build_logs, output_path = nil, force_save = false)
        @details     = results
        @build_logs = build_logs
        @output_path = output_path || ""
        @force_save = force_save || false
      end

      def output
        prepare_output_paths
        make_output_html("index.html", "index.haml")
        generate_test_logs if @details
      end

      def render_partial(path)
        full_path = "#{GoldenRose.root}/lib/golden_rose/templates/#{path}"
        render_haml_partial(full_path)
      end

      def render_asset(file_name, type: :js)
        asset_path =
          case type.to_sym
          when :js then "#{GoldenRose.root}/lib/golden_rose/templates/assets/javascript/"
          when :css then "#{GoldenRose.root}/lib/golden_rose/templates/assets/styles/"
          end
        render_haml_partial(asset_path + file_name)
      end


      def render_subactivities(subactivities)
        return unless subactivities
        full_path = "#{GoldenRose.root}/lib/golden_rose/templates/_test_logs.haml"
        partial = Tilt::HamlTemplate.new(full_path)
        return unless subactivities.children
        partial.render(self, activity_summaries:  subactivities.children)
      end

      def generate_test_logs
        return unless @details.testable_summaries
        @details.testable_summaries.each do |testable_summary|
          testable_summary_name = testable_summary.name
          next unless testable_summary.items
          testable_summary.items.each do |item|
            next unless item[:subtests]
            item[:subtests].each do |subtest|
              next unless subtest[:activity_summaries]
              locals = {
                testable_summary_name: testable_summary_name, item: item, subtest: subtest,
                activity_summaries: subtest[:activity_summaries].children
              }
              make_output_html("test_logs/#{subtest[:uuid]}.html", "test_logs/index.haml", locals)
            end
          end
        end
      end

      private

      def render_haml_partial(path)
        partial = Tilt::HamlTemplate.new(path)
        partial.render(self)
      end

      def prepare_output_paths
        FileUtils.remove_dir(@output_path, true) if @force_save
        FileUtils.remove_dir(@output_path + "/test_logs", true)
        FileUtils.mkdir_p @output_path + "/test_logs"
      end

      def make_output_html(relative_file_path, relative_template, *locals)
        file_path = Pathname(@output_path) + relative_file_path
        file = File.new(file_path, "w+")
        template_path = File.join(GoldenRose::root, "/lib/golden_rose/templates/#{relative_template}")
        template = Tilt::HamlTemplate.new(template_path)
        file.puts template.render(self, *locals)
        file.close
      end
    end
  end
end