# -*- coding: utf-8 -*-
from django.shortcuts import render
from django.shortcuts import get_object_or_404, render
from django.http import HttpResponseRedirect
from django.http import HttpResponse
from django.core.urlresolvers import reverse
from django.views import generic
from django.utils.translation import ugettext as _
from django.http import Http404
from django.http import HttpResponseRedirect

from .models import Oprava,Komentar,KorekturovanePDF
from .forms import OpravaForm

from datetime import timedelta, date, datetime
from itertools import groupby
import tempfile
import subprocess
import shutil
import os
from django.conf import settings
import unicodedata

class KorekturyHelpView(generic.TemplateView):
    template_name = 'korektury/help.html'

class KorekturyListView(generic.ListView):
    model = KorekturovanePDF
    template_name = 'korektury/seznam.html'

### Korektury
class KorekturyView(generic.TemplateView):
    model = Oprava
    template_name = 'korektury/opraf.html'
    form_class = OpravaForm

    def post(self, request, *args, **kwargs):
        form = self.form_class(request.POST)
        q = request.POST
        scroll = q.get('scroll')
        autor = q.get('au')
        print "autor:" + str(autor)
        if not autor:
            autor = 'anonym'
        if not scroll:
            scroll = 0


        action = q.get('action')
        if (action == u''):  # Přidej
            x = int(q.get('x'))
            y = int(q.get('y'))
            text = q.get('txt')
            strana = int(q.get('img-id')[4:])
            pdf = KorekturovanePDF.objects.filter(id=q.get('pdf')).first()

            op = Oprava(x=x,y=y, autor=autor, text=text, strana=strana,pdf = pdf)
            op.save()
        elif (action == u'del'):
            id = int(q.get('id'))
            op = Oprava.objects.filter(id=id).first()
            op.delete()
        elif (action == u'update'):
            id = int(q.get('id'))
            op = Oprava.objects.filter(id=id).first()
            text = q.get('txt')
            op.autor = autor
            op.text = text
            op.save()
        elif (action == u'undone'):
            id = int(q.get('id'))
            op = Oprava.objects.filter(id=id).first()
            op.status = op.STATUS_K_OPRAVE
            op.save()
        elif (action == u'done'):
            id = int(q.get('id'))
            op = Oprava.objects.filter(id=id).first()
            op.status = op.STATUS_OPRAVENO
            op.save()
        elif (action == u'wontfix'):
            id = int(q.get('id'))
            op = Oprava.objects.filter(id=id).first()
            op.status = op.STATUS_NENI_CHYBA
            op.save()
        elif (action == u'comment'):
            id = int(q.get('id'))
            op = Oprava.objects.filter(id=id).first()
            text = q.get('txt')
            kom = Komentar(oprava=op,autor=autor,text=text)
            kom.save()
        elif (action == u'update-comment'):
            id = int(q.get('id'))
            kom = Komentar.objects.filter(id=id).first()
            text = q.get('txt')
            kom.text = text
            kom.autor = autor
            kom.save()
        elif (action == u'del-comment'):
            id = int(q.get('id'))
            kom = Komentar.objects.filter(id=id).first()
            kom.delete()
        elif (action == u'delall'):
            pdf = KorekturovanePDF.objects.filter(id=q.get('pdf'))
            checked = q.get('yes')
            if checked:
                opravy = Oprava.objects.filter(pdf=pdf)
                komentare = Komentar.objects.filter(oprava=opravy)
                opravy.delete()
                komentare.delete()
        elif (action == u'set-state'):
            pdf = KorekturovanePDF.objects.get(id=q.get('pdf'))
            if (q.get('state') == u'adding'):
                pdf.status = pdf.STATUS_PRIDAVANI
            elif (q.get('state') == u'comitting'):
                pdf.status = pdf.STATUS_ZANASENI
            elif (q.get('state') == u'deprecated'):
                pdf.status = pdf.STATUS_ZASTARALE
            pdf.save()
            

            

#        return HttpResponse(u'Keys: %s '%(q.iteitems()))
#        return HttpResponse(u'Oprav: %d, akce: %s'%(
#            len(Oprava.objects.all()),action))
 
#        return HttpResponseRedirect(reverse('korektury')+"?scroll=%s"%(scroll))
        context = self.get_context_data()
        context['scroll'] = scroll
        context['autor'] = autor
        return render(request, 'korektury/opraf.html',context)
#        return HttpResponse(u'Oprav: %d,x: %d y: %d, autor: %s, text: %s, strana: %d'%(
#            len(Oprava.objects.all()),x,y,autor,text,strana))
    def get_context_data(self, **kwargs):
        context = super(KorekturyView,self).get_context_data(**kwargs)
        pdf = KorekturovanePDF.objects.filter(id=self.kwargs['pdf']).first()
        context['pdf'] = pdf
        context['img_name'] = os.path.split(pdf.pdf.path)[1].split('.')[0]
        context['img_path'] = settings.KOREKTURY_IMG_DIR
        context['img_indexes'] = range(pdf.stran) 
        context['form_oprava'] = OpravaForm()
        opravy = Oprava.objects.filter(pdf=self.kwargs['pdf'])
        zasluhy = {}
        for o in opravy:
            if o.autor in zasluhy:
                zasluhy[o.autor]+=1
            else:
                zasluhy[o.autor]=1
            o.komentare = o.komentar_set.all()
            for k in o.komentare:
                if k.autor in zasluhy:
                    zasluhy[k.autor]+=1
                else: 
                    zasluhy[k.autor]=1

        strany = opravy.values('strana')
        opravy_na_stranu = [{'strana':s['strana'],'op_id':opravy.filter(strana=s['strana'])} for s in strany]
        context['opravy_strany'] = opravy_na_stranu
        
        context['opravy'] = opravy
        context['zasluhy'] = zasluhy
        return context
    def form_valid(self,form):
        return super(KorekturyView,self).form_valid(form)