# frozen_string_literal: true

module Leftovers
  module Reporter
    class << self
      def prepare; end

      def report(collection)
        report_list('Only directly called in tests:', collection.with_tests)
        report_list('Not directly called at all:', collection.without_tests)
        report_instructions

        1
      end

      def report_success
        puts green('Everything is used')

        0
      end

      private

      def report_instructions
        puts <<~HELP

          how to resolve: #{green ::Leftovers.resolution_instructions_link}
        HELP
      end

      def report_list(title, list)
        return if list.empty?

        puts red(title)
        list.each { |d| print_definition(d) }
      end

      def print_definition(definition)
        puts "#{aqua definition.location_s} " \
          "#{definition} " \
          "#{grey definition.highlighted_source("\e[33m", "\e[0;2m")}"
      end

      def puts(string)
        ::Leftovers.puts(string)
      end

      def red(string)
        "\e[31m#{string}\e[0m"
      end

      def green(string)
        "\e[32m#{string}\e[0m"
      end

      def aqua(string)
        "\e[36m#{string}\e[0m"
      end

      def grey(string)
        "\e[2m#{string}\e[0m"
      end
    end
  end
end