# URL: http://code.google.com/p/sickbeard/
#
# This file is part of Sick Beard.
#
# Sick Beard is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Sick Beard is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Sick Beard.  If not, see <http://www.gnu.org/licenses/>.

import generic
import datetime

import sickbeard

from sickbeard.indexers import indexer_api, indexer_exceptions

from sickbeard import logger, exceptions, helpers
from sickbeard.exceptions import ex

import xml.etree.cElementTree as etree


class XBMC_12PlusMetadata(generic.GenericMetadata):
    """
    Metadata generation class for XBMC 12+.

    The following file structure is used:

    show_root/tvshow.nfo                    (show metadata)
    show_root/fanart.jpg                    (fanart)
    show_root/poster.jpg                    (poster)
    show_root/banner.jpg                    (banner)
    show_root/Season ##/filename.ext        (*)
    show_root/Season ##/filename.nfo        (episode metadata)
    show_root/Season ##/filename-thumb.jpg  (episode thumb)
    show_root/season##-poster.jpg           (season posters)
    show_root/season##-banner.jpg           (season banners)
    show_root/season-all-poster.jpg         (season all poster)
    show_root/season-all-banner.jpg         (season all banner)
    """

    def __init__(self,
                 show_metadata=False,
                 episode_metadata=False,
                 fanart=False,
                 poster=False,
                 banner=False,
                 episode_thumbnails=False,
                 season_posters=False,
                 season_banners=False,
                 season_all_poster=False,
                 season_all_banner=False):

        generic.GenericMetadata.__init__(self,
                                         show_metadata,
                                         episode_metadata,
                                         fanart,
                                         poster,
                                         banner,
                                         episode_thumbnails,
                                         season_posters,
                                         season_banners,
                                         season_all_poster,
                                         season_all_banner)

        self.name = 'XBMC 12+'

        self.poster_name = "poster.jpg"
        self.season_all_poster_name = "season-all-poster.jpg"

        # web-ui metadata template
        self.eg_show_metadata = "tvshow.nfo"
        self.eg_episode_metadata = "Season##\\<i>filename</i>.nfo"
        self.eg_fanart = "fanart.jpg"
        self.eg_poster = "poster.jpg"
        self.eg_banner = "banner.jpg"
        self.eg_episode_thumbnails = "Season##\\<i>filename</i>-thumb.jpg"
        self.eg_season_posters = "season##-poster.jpg"
        self.eg_season_banners = "season##-banner.jpg"
        self.eg_season_all_poster = "season-all-poster.jpg"
        self.eg_season_all_banner = "season-all-banner.jpg"

    def _show_data(self, show_obj):
        """
        Creates an elementTree XML structure for an XBMC-style tvshow.nfo and
        returns the resulting data object.

        show_obj: a TVShow instance to create the NFO for
        """

        show_ID = show_obj.indexerid

        indexer_lang = show_obj.lang
        lINDEXER_API_PARMS = {'indexer': show_obj.indexer}

        lINDEXER_API_PARMS['actors'] = True

        if indexer_lang and not indexer_lang == 'en':
            lINDEXER_API_PARMS['language'] = indexer_lang

        if show_obj.dvdorder != 0:
            lINDEXER_API_PARMS['dvdorder'] = True

        t = indexer_api.indexerApi(**lINDEXER_API_PARMS)

        tv_node = etree.Element("tvshow")

        try:
            myShow = t[int(show_ID)]
        except indexer_exceptions.indexer_shownotfound:
            logger.log(u"Unable to find show with id " + str(show_ID) + " on " + show_obj.indexer + ", skipping it", logger.ERROR)
            raise

        except indexer_exceptions.indexer_error:
            logger.log(u"" + show_obj.indexer + " is down, can't use its data to add this show", logger.ERROR)
            raise

        # check for title and id
        if getattr(myShow, 'seriesname', None) is None or getattr(myShow, 'id', None) is None:
            logger.log(u"Incomplete info for show with id " + str(show_ID) + " on " + show_obj.indexer + ", skipping it", logger.ERROR)
            return False

        title = etree.SubElement(tv_node, "title")
        if getattr(myShow, 'seriesname', None) is not None:
            title.text = myShow["seriesname"]

        rating = etree.SubElement(tv_node, "rating")
        if getattr(myShow, 'rating', None) is not None:
            rating.text = myShow["rating"]

        year = etree.SubElement(tv_node, "year")
        if getattr(myShow, 'firstaired', None) is not None:
            try:
                year_text = str(datetime.datetime.strptime(myShow["firstaired"], '%Y-%m-%d').year)
                if year_text:
                    year.text = year_text
            except:
                pass

        plot = etree.SubElement(tv_node, "plot")
        if getattr(myShow, 'overview', None) is not None:
            plot.text = myShow["overview"]

        episodeguide = etree.SubElement(tv_node, "episodeguide")
        episodeguideurl = etree.SubElement(episodeguide, "url")
        episodeguideurl2 = etree.SubElement(tv_node, "episodeguideurl")
        if getattr(myShow, 'id', None) is not None:
            showurl = t.base_url + myShow["id"] + '/all/en.zip'
            episodeguideurl.text = showurl
            episodeguideurl2.text = showurl

        mpaa = etree.SubElement(tv_node, "mpaa")
        if getattr(myShow, 'contentrating', None) is not None:
            mpaa.text = myShow["contentrating"]

        indexerid = etree.SubElement(tv_node, "id")
        if getattr(myShow, 'id', None) is not None:
            indexerid.text = myShow["id"]

        indexer = etree.SubElement(tv_node, "indexer")
        if show_obj.indexer is not None:
            indexer.text = show_obj.indexer

        genre = etree.SubElement(tv_node, "genre")
        if getattr(myShow, 'genre', None) is not None:
            if isinstance(myShow["genre"], basestring):
                    genre.text = " / ".join(x.strip() for x in myShow["genre"].split('|') if x.strip())

        premiered = etree.SubElement(tv_node, "premiered")
        if getattr(myShow, 'firstaired', None) is not None:
            premiered.text = myShow["firstaired"]

        studio = etree.SubElement(tv_node, "studio")
        if getattr(myShow, 'network', None) is not None:
            studio.text = myShow["network"]

        if getattr(myShow, '_actors', None) is not None:
            for actor in myShow['_actors']:
                cur_actor = etree.SubElement(tv_node, "actor")

                cur_actor_name = etree.SubElement(cur_actor, "name")
                cur_actor_name_text = actor['name']
                if isinstance(cur_actor_name_text, basestring):
                    cur_actor_name.text = cur_actor_name_text.strip()

                cur_actor_role = etree.SubElement(cur_actor, "role")
                cur_actor_role_text = actor['role']
                if cur_actor_role_text != None:
                    cur_actor_role.text = cur_actor_role_text

                cur_actor_thumb = etree.SubElement(cur_actor, "thumb")
                cur_actor_thumb_text = actor['image']
                if cur_actor_thumb_text != None:
                    cur_actor_thumb.text = cur_actor_thumb_text

        # Make it purdy
        helpers.indentXML(tv_node)

        data = etree.ElementTree(tv_node)

        return data

    def _ep_data(self, ep_obj):
        """
        Creates an elementTree XML structure for an XBMC-style episode.nfo and
        returns the resulting data object.
            show_obj: a TVEpisode instance to create the NFO for
        """

        eps_to_write = [ep_obj] + ep_obj.relatedEps

        indexer_lang = ep_obj.show.lang

        lINDEXER_API_PARMS = {'indexer': ep_obj.show.indexer}

        lINDEXER_API_PARMS['actors'] = True

        if indexer_lang and not indexer_lang == 'en':
            lINDEXER_API_PARMS['language'] = indexer_lang

        if ep_obj.show.dvdorder != 0:
            lINDEXER_API_PARMS['dvdorder'] = True

        try:
            t = indexer_api.indexerApi(**lINDEXER_API_PARMS)
            myShow = t[ep_obj.show.indexerid]
        except indexer_exceptions.indexer_shownotfound, e:
            raise exceptions.ShowNotFoundException(e.message)
        except indexer_exceptions.indexer_error, e:
            logger.log(u"Unable to connect to " + ep_obj.show.indexer + " while creating meta files - skipping - " + ex(e), logger.ERROR)
            return

        if len(eps_to_write) > 1:
            rootNode = etree.Element("xbmcmultiepisode")
        else:
            rootNode = etree.Element("episodedetails")

        # write an NFO containing info for all matching episodes
        for curEpToWrite in eps_to_write:

            try:
                myEp = myShow[curEpToWrite.season][curEpToWrite.episode]
            except (indexer_exceptions.indexer_episodenotfound, indexer_exceptions.indexer_seasonnotfound):
                logger.log(u"Unable to find episode " + str(curEpToWrite.season) + "x" + str(curEpToWrite.episode) + " on " + ep_obj.show.indexer + ".. has it been removed? Should I delete from db?")
                return None

            if getattr(myEp, 'firstaired', None) is None:
                myEp["firstaired"] = str(datetime.date.fromordinal(1))

            if getattr(myEp, 'episodename', None) is None:
                logger.log(u"Not generating nfo because the ep has no title", logger.DEBUG)
                return None

            logger.log(u"Creating metadata for episode " + str(ep_obj.season) + "x" + str(ep_obj.episode), logger.DEBUG)

            if len(eps_to_write) > 1:
                episode = etree.SubElement(rootNode, "episodedetails")
            else:
                episode = rootNode

            title = etree.SubElement(episode, "title")
            if curEpToWrite.name != None:
                title.text = curEpToWrite.name

            showtitle = etree.SubElement(episode, "showtitle")
            if curEpToWrite.show.name != None:
                showtitle.text = curEpToWrite.show.name

            season = etree.SubElement(episode, "season")
            season.text = str(curEpToWrite.season)

            episodenum = etree.SubElement(episode, "episode")
            episodenum.text = str(curEpToWrite.episode)

            uniqueid = etree.SubElement(episode, "uniqueid")
            uniqueid.text = str(curEpToWrite.indexerid)

            aired = etree.SubElement(episode, "aired")
            if curEpToWrite.airdate != datetime.date.fromordinal(1):
                aired.text = str(curEpToWrite.airdate)
            else:
                aired.text = ''

            plot = etree.SubElement(episode, "plot")
            if curEpToWrite.description != None:
                plot.text = curEpToWrite.description

            runtime = etree.SubElement(episode, "runtime")
            if curEpToWrite.season != 0:
                if getattr(myShow, 'runtime', None) is not None:
                    runtime.text = myShow["runtime"]

            displayseason = etree.SubElement(episode, "displayseason")
            if getattr(myEp, 'airsbefore_season', None) is not None:
                displayseason_text = myEp['airsbefore_season']
                if displayseason_text != None:
                    displayseason.text = displayseason_text

            displayepisode = etree.SubElement(episode, "displayepisode")
            if getattr(myEp, 'airsbefore_episode', None) is not None:
                displayepisode_text = myEp['airsbefore_episode']
                if displayepisode_text != None:
                    displayepisode.text = displayepisode_text

            thumb = etree.SubElement(episode, "thumb")
            thumb_text = getattr(myEp, 'filename', None)
            if thumb_text != None:
                thumb.text = thumb_text

            watched = etree.SubElement(episode, "watched")
            watched.text = 'false'

            credits = etree.SubElement(episode, "credits")
            credits_text = getattr(myEp, 'writer', None)
            if credits_text != None:
                credits.text = credits_text

            director = etree.SubElement(episode, "director")
            director_text = getattr(myEp, 'director', None)
            if director_text != None:
                director.text = director_text

            rating = etree.SubElement(episode, "rating")
            rating_text = getattr(myEp, 'rating', None)
            if rating_text != None:
                rating.text = rating_text

            gueststar_text = getattr(myEp, 'gueststars', None)
            if isinstance(gueststar_text, basestring):
                for actor in (x.strip() for x in gueststar_text.split('|') if x.strip()):
                    cur_actor = etree.SubElement(episode, "actor")
                    cur_actor_name = etree.SubElement(cur_actor, "name")
                    cur_actor_name.text = actor

            if getattr(myEp, '_actors', None) is not None:
                for actor in myShow['_actors']:
                    cur_actor = etree.SubElement(episode, "actor")

                    cur_actor_name = etree.SubElement(cur_actor, "name")
                    cur_actor_name_text = actor['name']
                    if isinstance(cur_actor_name_text, basestring):
                        cur_actor_name.text = cur_actor_name_text.strip()

                    cur_actor_role = etree.SubElement(cur_actor, "role")
                    cur_actor_role_text = actor['role']
                    if cur_actor_role_text != None:
                        cur_actor_role.text = cur_actor_role_text

                    cur_actor_thumb = etree.SubElement(cur_actor, "thumb")
                    cur_actor_thumb_text = actor['image']
                    if cur_actor_thumb_text != None:
                        cur_actor_thumb.text = cur_actor_thumb_text

        # Make it purdy
        helpers.indentXML(rootNode)

        data = etree.ElementTree(rootNode)

        return data


# present a standard "interface" from the module
metadata_class = XBMC_12PlusMetadata