require "method_source"

namespace :magic_lamp do
  desc "Generates all Magic Lamp fixtures and displays errors for debugging"
  task lint: ["magic_lamp:lint:config", "magic_lamp:lint:files", "magic_lamp:lint:fixtures"]

  namespace :lint do
    desc "Lints your Magic Lamp configuration and reports any errors"
    task config: :environment do
      puts "Linting Magic Lamp configuration..."
      errors = MagicLamp.lint_config
      if errors.present?
        if errors[:config_file_load].present?
          puts "Loading configuration failed with:"
          puts "\n#{errors[:config_file_load]}"
        end

        [:before_each, :after_each].each do |callback|
          if errors[callback].present?
            puts "Executing #{callback} failed with:"
            puts "\n#{errors[callback]}"
          end
        end
        abort
      else
        puts "Configuration looks good!"
      end
    end

    desc "Lints your Magic Lamp lamp files and reports any errors"
    task files: :environment do
      puts "Linting lamp files..."
      errors = MagicLamp.lint_fixtures[:files]

      if errors.present?
        puts "The following files are broken:"
        puts ""

        errors.each do |path, error|
          puts "File: #{path}"
          puts "Error: #{error}"
          puts ""
        end
        abort
      else
        puts "Lamp files look good!"
      end
    end

    desc "Lints your Magic Lamp fixtures and reports any errors"
    task fixtures: :environment do
      puts "Linting Magic Lamp fixtures..."
      errors = MagicLamp.lint_fixtures[:fixtures]

      if errors.present?
        puts "The following fixtures are broken:"
        puts ""

        errors.each do |name, fixture_info|
          puts "Name: \"#{name}\""
          render_block = fixture_info[:render_block]
          puts "File: #{render_block.source_location.join(':')}"
          puts "Controller: #{fixture_info[:controller]}"

          if fixture_info[:extend].present?
            extensions = fixture_info[:extend].join(", ")
          else
            extensions = "None"
          end

          puts "Extensions: #{extensions}"
          puts ""
          puts "Source code:"
          puts render_block.source
          puts ""
          puts "Error: #{fixture_info[:error]}"
          puts ""
        end
        abort
      else
        puts "Fixtures look good!"
      end
    end
  end
end

desc "Generates all Magic Lamp fixtures and displays errors for debugging (alias for `magic_lamp:lint`)"
task mll: "magic_lamp:lint"