class GithubRepo
    attr_accessor :repo_url, :repo_path

    def initialize(repo_url=nil, repo_path=nil)
      @repo_url = repo_url
      @repo_path = repo_path
    end
  
    def git_clone_repo
        if repo_url.nil? || repo_path.nil?
            puts "Please provide a repo url and repo_path"
        else
            Git.clone(repo_url, repo_path)
        end
    end
  
    def pull_latest_changes
      `cd #{repo_path}; git pull;`
      puts "Now pulling latest changes from #{repo_path}"
    end
  
    def read_json(filename)
      JSON.parse(File.read(filename), symbolize_names: true)
    end

    def read_markdown(filename)
      data = File.read(filename)
      formatter = RDoc::Markup::ToHtml.new(RDoc::Options.new, nil)
      # should give us the html doc
      RDoc::Markdown.parse(data).accept(formatter)
    end

    def pull_or_clone
        if Dir.exist?(repo_path)
            pull_latest_changes
        else
            git_clone_repo
        end
    end
end