module EacLauncher
  module Git
    # Métodos abstratos:
    #  * source_instance
    #  * source_remote_name
    #  * current_ref
    class TransposeBase < ::EacLauncher::Path
      include ::Eac::SimpleCache

      TARGET_REMOTE = 'target'.freeze

      def initialize(instance)
        @instance = instance
        cache_git.git.reset_hard(current_ref)
        cache_git.assert_remote_url(TARGET_REMOTE, target_remote_url)
        super(path)
      end

      protected

      attr_reader :instance

      def update
        ::EacLauncher::Git::MirrorUpdate.new(
          path,
          source_instance,
          source_instance.options.git_current_revision
        )
      end

      def path
        instance.cache_path('git_repository')
      end

      def source_git_uncached
        ::EacLauncher::Git::Base.new(source_instance)
      end

      def cache_git_uncached
        ::EacLauncher::Git::Base.new(update)
      end

      def target_remote_url
        ::EacLauncher::Vendor::Github.to_ssh_url(source_git.git.remote(source_remote_name).url)
      end
    end
  end
end