# -*- coding: utf-8 -*-

'''

Created on Nov 11, 2012

@author: ymh

'''

from django.conf import settings

from django.core.paginator import Paginator, PageNotAnInteger, EmptyPage

from django.http import HttpResponse

from django.shortcuts import render_to_response

from django.template.context import RequestContext

from hp.models import VideoKCRel

from hp.utils import get_all_objects

import logging

import requests

import urlparse

logger = logging.getLogger(__name__)

def all_videos(request):

    url = settings.LDT_API_URL + "contents/?limit=" + str(settings.LDT_MAX_FETCH)

    #pagination TODO : implement a lazy loader     

    contents = get_all_objects(url, 'front_project')

    for content in contents:

        url_parts = urlparse.urlparse(content.get('image',''))

        if not url_parts.netloc:

            content['image'] = settings.LDT_DOMAIN + content.get('image','')

    paginator = Paginator(contents, settings.PER_PAGE, 0, True)

    page = request.GET.get('page',1)

    if page == 'last':

        page = paginator.num_pages

    try:

        results = paginator.page(page)

    except PageNotAnInteger:

        # If page is not an integer, deliver first page.

        results = paginator.page(1)

    except EmptyPage:

        # If page is out of range (e.g. 9999), deliver last page of results.

        results = paginator.page(paginator.num_pages)

    return render_to_response('hp/all_videos.html',{'results':results}, context_instance=RequestContext(request))

def show_video_details(request, content_id):

    url_content = settings.LDT_API_URL + "contents/%s" % content_id

    r_content = requests.get(url_content)

    logger.debug(r_content.text)

    content = r_content.json

    kc_id = None

    topic_id = None

    kc_relation_list = list(VideoKCRel.objects.filter(iri_id=content_id)[:1])

    if len(kc_relation_list) > 0:

        kc_id = kc_relation_list[0].graph_id

        topic_id = kc_relation_list[0].topic_id

    return render_to_response(

        'hp/video_player.html',

        {'content':content, 'project_id': project_id, 'kc_id': kc_id, 'topic_id': topic_id},

        context_instance=RequestContext(request))

def kc_proxy(request, path):

    r = requests.request(request.method, settings.KC_URL + path, data=request.POST, params=request.GET)

    logger.debug("Proxy r url : " + r.url)

    logger.debug("Proxy r method : " + r.request.method)

    logger.debug("Proxy r full url : " + r.request.full_url)

    logger.debug("Proxy r status : " + str(r.status_code))

    logger.debug("Proxy r text : " + r.text)

    return HttpResponse(content=r.text, content_type='application/json;charset=UTF-8')