a.cr

# Matches /hello/kemal
require "kemal"

module TfWiki
  module WikiServer
    awalker = TfWiki::Walker.new
    awikipath = ""

    def self.walker
      #   p awalker
      awalker
    end

    def self.wikipath
      awikipath
    end

    def self.send_from_dirsinfo(env, filename)
      if self.walker.dirsfilesinfo.has_key?(filename)
        firstpath = self.walker.dirsfilesinfo[filename].paths[0] # in decent repo it will be only 1 in this array.
        send_file env, firstpath

        env.response.status_code = 404
        env.response.print "file #{filename} doesn't exist in scanned info."
        env.response.close
      end
    end

    get "/wiki/:filename" do |env|
      puts "Got request.."
      puts env.request.resource
      filename = env.params.url["filename"]
      unless filename.ends_with?(".md")
        filename = filename + ".md"
      end
      self.send_from_dirsinfo(env, filename)
    end

    get "/:filepath" do |env|
      puts "/:file path request "
      puts env.request.resource
      filepath = env.params.url["filepath"]
      filename = File.basename(filepath)
      unless File.exists?(filepath)
        env.response.status_code = 404
        env.response.print "file #{filepath} doesn't exist."
        env.response.close
      end
      self.send_from_dirsinfo(env, filename)
    end

    def self.setup(wikipath : String, walker : TfWiki::Walker)
      awikipath = wikipath
      awalker = walker
      puts "created server.."
    end

    def self.serve
      puts "Starting kemal server"
      Kemal.run
    end
  end
end