__author__ = 'dev'
import json
from utilities.serializer import Serializer
from config.config import Config

class PodcastSerializer(Serializer):

    def __init__(self, episode_file_type):
        self.episode_file_type = episode_file_type

    def serialize(self, dict_object):
        """
        method convert i dict to a string.
        this method should be override by any subclasses
        :param dict_object: object wich his to bee convert to a string
        :return: rhe string reprasention of the dict_object
        """
        assert isinstance(dict_object, dict)

        episodeList = []

        for episode in dict_object["entries"]:
            filelink = ""
            for links in episode["links"]:
                if links["type"] == self.episode_file_type:
                    filelink = links["href"]

            tempepisode = {
                "title": episode["title"],
                "subtitle": episode["subtitle"],
                "filelink": filelink
            }
            episodeList.append(tempepisode)

        tempdict = {
            "title": dict_object["feed"]["title"],
            "subtitle": dict_object["feed"]["subtitle"],
            "summary": dict_object["feed"]["summary"],
            "episodes": episodeList
        }

        return tempdict