# -----------------------------------------------------------------------
#  Copyright © 2012 ShepHertz Technologies Pvt Ltd. All rights reserved.
# -----------------------------------------------------------------------

require 'json/pure'
require 'App42ResponseBuilder.rb'
require 'game/Game.rb'

module App42
  module Game
    #
    #
    # GameResponseBuilder class converts the JSON response retrieved from the
    # server to the value object i.e Game
    #
    #
    class GameResponseBuilder < App42ResponseBuilder
      #
      # Converts the response in JSON format to the value object i.e Game
      #
      # @param json
      #      - response in JSON format
      #
      # @return Game object filled with json data
      #
      #
      def buildResponse(json)
        gamesJSONObj = getServiceJSONObject("games", json)
        gameJSONObj = gamesJSONObj["game"]
        game = buildGameObject(gameJSONObj);
        game.isResponseSuccess = isResponseSuccess(json)
        game.strResponse=json
        return game
      end

      #
      # Converts the response in JSON format to the list of value objects i.e
      # Game
      #
      # @param json
      #      - response in JSON format
      #
      # @return List of Game object filled with json data
      #
      #

      def buildArrayResponse(json)
        gamesJSONObj = getServiceJSONObject("games", json)
        gameList = Array.new

        if gamesJSONObj["game"].instance_of?(Array)
          gameJSONArray = gamesJSONObj["game"]
          gameJSONArray.length.times do |i|
            gameJSONObj = gameJSONArray[i]
            game = buildGameObject(gameJSONObj);
            game.isResponseSuccess = isResponseSuccess(json)
            game.strResponse=json
            gameList.push(game)
          end
        else
          gameJSONObject = gamesJSONObj["game"]
          game = buildGameObject(gameJSONObject);
          game.isResponseSuccess = isResponseSuccess(json)
          game.strResponse=json
          gameList.push(game)
        end
        return gameList
      end

      #
      # Converts the Game JSON object to the value object i.e Game
      #
      # @param gameJSONObject
      #      - Game data as JSONObject
      #
      # @return Game object filled with json data
      #

      def buildGameObject(gameJSONObject)
        game = Game.new()
        scoreList = Array.new
        game.scoreList=(scoreList)
        buildObjectFromJSONTree(game, gameJSONObject);

        if gameJSONObject.key?("scores") && gameJSONObject.fetch("scores").key?("score")
          if gameJSONObject.fetch("scores").fetch("score").instance_of?(Hash)
            scoreJSONObj = gameJSONObject.fetch("scores").fetch("score");
            score = App42::Game::Score.new(game)

            buildObjectFromJSONTree(score, scoreJSONObj);
          else
            scoreJSONArray= gameJSONObject.fetch("scores").fetch("score");
            scoreJSONArray.length.times do |i|
              scoreJSONObj = scoreJSONArray[i]
              score = App42::Game::Score.new(game)

              buildObjectFromJSONTree(score, scoreJSONObj);
            end
          end
        end
        return game

      end
    end
  end
end