# -*- coding: utf-8 -*-
from __future__ import unicode_literals

import datetime

from django.http import HttpResponse
from django.shortcuts import render

from apps.food.forms import UploadImageForm
from apps.food.models import Menu, HappyHour, SingleFood, UserRating, UserFoodImage, FoodImage


# Create your views here.
def daily_food(request):
    today = datetime.datetime.now()
    start_week = today - datetime.timedelta(today.weekday())
    end_week = start_week + datetime.timedelta(7)

    feki_menu = Menu.objects.filter(date__exact=today).filter(location__contains=Menu.FEKI).last()
    austr_menu = Menu.objects.filter(date__exact=today).filter(location__contains=Menu.AUSTRASSE).last()
    erba_cafete = Menu.objects.filter(date__exact=today).filter(location__contains=Menu.ERBA).last()
    markus_cafete = Menu.objects.filter(date__exact=today).filter(location__contains=Menu.MARKUSPLATZ).last()
    happy_hours = HappyHour.objects.filter(date__exact=today)

    weekly_menus = Menu.objects.filter(date__gte=start_week, date__lte=end_week)
    weekly_feki_menu = weekly_menus.filter(location__contains=Menu.FEKI)
    weekly_austr_menu = weekly_menus.filter(location__contains=Menu.AUSTRASSE)
    weekly_erba_cafete = weekly_menus.filter(location__contains=Menu.ERBA)
    weekly_markus_cafete = weekly_menus.filter(location__contains=Menu.MARKUSPLATZ)

    return render(request, "food/daily_food.jinja", {
        'day': today,
        'happy_hours': happy_hours,
        'feki_menu': feki_menu,
        'austr_menu': austr_menu,
        'erba_cafete': erba_cafete,
        'markus_cafete': markus_cafete,
        'weekly_feki_menu': weekly_feki_menu,
        'weekly_austr_menu': weekly_austr_menu,
        'weekly_erba_cafete': weekly_erba_cafete,
        'weekly_markus_cafete': weekly_markus_cafete,
    })


def weekly_food(request):
    today = datetime.datetime.now()
    lastday = today + datetime.timedelta(7)
    weekly_menus = Menu.objects.filter(date__gte=today, date__lte=lastday)
    feki_menu = weekly_menus.filter(location__contains="Feldkirchenstraße")
    austr_menu = weekly_menus.filter(location__contains="Austraße")
    erba_cafete = weekly_menus.filter(location__contains="Erba")
    markus_cafete = weekly_menus.filter(location__contains="markus")
    happy_hours = HappyHour.objects.filter(date__gte=today, date__lte=lastday)
    return render(request, "food/weekly_food.jinja", {
        'day': today,
        'lastday': lastday,
        'happy_hours': happy_hours,
        'feki_menu': feki_menu,
        'austr_menu': austr_menu,
        'erba_cafete': erba_cafete,
        'markus_cafete': markus_cafete,
    })


def food_detail(request, id):
    if request.method == 'POST':
        if pic_upload(request, id) == False:
            return HttpResponse(status=404)
    food = SingleFood.objects.get(id=id)
    if request.user.is_authenticated:
        images = UserFoodImage.objects.filter(food=id, user=request.user)
        return render(request, "food/detailed_food.jinja", {'food': food, 'images': images})
    else:
        return render(request, "food/detailed_food.jinja", {'food': food})


def all_food(request):
    menus = Menu.objects.all()
    feki_menu = menus.filter(location__contains="Feldkirchenstraße")
    austr_menu = menus.filter(location__contains="Austraße")
    erba_cafete = menus.filter(location__contains="Erba")
    markus_cafete = menus.filter(location__contains="markus")
    happy_hours = HappyHour.objects.all()
    return render(request, "food/daily_food.jinja", {
        'happy_hours': happy_hours,
        'feki_menu': feki_menu,
        'austr_menu': austr_menu,
        'erba_cafete': erba_cafete,
        'markus_cafete': markus_cafete,
    })


def food(request):
    return render(request, "food/home.jinja", {})


def food_rating(request):
    if (request.user.is_authenticated):
        food_id = request.GET.get('food_id', None)
        rating = request.GET.get('rating', None)
        if food_id and rating:
            food = SingleFood.objects.get(id=food_id)
            user_rating, created = UserRating.objects.get_or_create(user=request.user,
                                                                    food=food)
            user_rating.rating = rating
            user_rating.save()

            food_user_ratings = UserRating.objects.all().filter(food=food)
            sum = 0
            for food_user_rating in food_user_ratings:
                sum += food_user_rating.rating

            food.rating = sum / food_user_ratings.count()
            food.save()
            return HttpResponse(status=200)
        return HttpResponse(status=404)
    return HttpResponse(status=403)


def food_image(request):
    food_id = request.GET.get('food_id', None)
    img = request.GET.get('img', None)
    if food_id and img:
        food = SingleFood.objects.get(id=food_id)
        food.image = img
        food.save()
        return HttpResponse(status=200)
    return HttpResponse(status=404)


def pic_upload(request, id):
    form = UploadImageForm(request.POST, request.FILES)
    if form.is_valid():
        pic = form.save(commit=True)
        food = SingleFood.objects.get(id=id)
        userPic, success = UserFoodImage.objects.get_or_create(user_id=request.user, image=pic, food=food)
        userPic.save()
        return True
    else:
        return False