unrar / midb

  module Interface

    # View that handles everything from the server

    class Server

      def self.success()

        puts "Success!"

      end

      # Return a JSON error response

      #

      # @param errno [Fixnum] Error number.

      # @param msg [String] Error message.

      def self.json_error(errno, msg)

        return {"error" => {"errno" => errno, "msg" => msg}}

      end

      # Shows the files being served

      #

      # @param cnf [Array<String>] The configuration from the server.

      def self.show_serving(cnf)

        puts "The follow JSON files are being served as APIs:"

        cnf["serves"].each do |serv|

          puts "- #{serv}"

        end

      end

      # Notice that the server has been stopped.

      def self.server_stopped()

        puts "The server has been successfully stopped!"

      end

      # Send some info

      # 

      # @param what [Symbol] What to show the information for.

      # @param info [Array<String>] Extra information needed for the message.

      def self.info(what, info=nil)

        msg = case what

              when :start then "Server started on port #{info}. Listening for connections..."

              when :incoming_request then "> Incoming request from #{info}."

              when :request then ">> Request method: #{info[0]}\n>>> Endpoint: #{info[1]}"

              when :match_json then ">> The request matched a JSON file: #{info}.json\n>> Creating response..."

              when :response then ">> Sending JSON response (RAW):\n#{info}"

              when :success then "> Successfully managed this request!"

              when :not_found then "> Invalid endpoint - sending a 404 error."

              when :auth_required then ">> Authentication required. Checking for the HTTP header..."

              when :no_auth then ">> No authentication header - sending a 401 error."

              when :auth_success then ">> Successfully authenticated the request."

              when :bootstrap then "> Successfully bootstraped!"

              end

        puts msg

      end

      # Output some config

      #

      # @param what [Symbol] What to show the config for.

      # Shows the help

      #

      # @param what [Symbol] What to show the help for.

      def self.help(what)

        case what

        when :list

          puts "midb v1.1.1 has several commands that you can use. For detailed information, see `midb help command`."

          puts " "

          puts "bootstrap\tCreate the basic files and directories that midb needs to be ran in a folder."

          puts "set\tModify this project's settings. See the detailed help for a list of options."

          puts "serve\tServes a JSON file - creates an API endpoint."

          puts "unserve\tStops serving a JSON file - the endpoint is no longer valid."

          puts "start\tStarts an API server. See detailed help for more."

        when :bootstrap

          puts "This command creates the `.midb.yaml` config file, and the `db` and `json` directories if they don't exist."

          puts "You must bootstrap before running any other commands."

        when :set

          puts "Sets config options. If no value is given, it shows the current value."

          puts "db:host\tHost name of the database (for MySQL)"

          puts "db:user\tUsername for the database (for MySQL)"

          puts "db:password\tPassword for the database (for MySQL)"

          puts "db:engine\t(sqlite3, mysql) Changes the database engine."

          puts "api:key\tChanges the private API key, used for authentication over HTTP."

        when :serve

          puts "This command will create an API endpoint pointing to a JSON file in the json/ directory."

          puts "It will support GET, POST, PUT and DELETE requests."

          puts "For detailed information on how to format your file, see the GitHub README and/or wiki."

        when :unserve

          puts "Stops serving a JSON file under the json/ directory."

        when :start

          puts "Starts the server. You must run the serve/unserve commands beforehand, so to set some endpoints."

          puts "Options:"

          puts "db:DATABASE\tSets DATABASE as the database where to get the data. Mandatory."

          puts "port:PORT\tSets PORT as the port where the server will listen to. Default: 8081."

        end

      end

    end

  end

end