django-easy-pdf

class DetailPropertyPDF(PDFTemplateResponseMixin, DetailView):
    model = Property
    template_name = 'reports/detail_property.html'
    context_object_name = 'property'
    URL_STATIC = "{}{}".format(APPS_DIR, STATIC_URL)
    URL_MEDIA = "{}{}".format(APPS_DIR, MEDIA_URL)
    MAIN_SERVICES = [
        {
            'category': 'airport',
            'name': 'Aeropuerto Internacional de Guadalajara Miguel Hidalgo y Costilla',
            'address': 'Carr. Guadalajara Chapala Km 17.5',
            'city': 'Tlajomulco de Zuñiga',
            'latitude': 20.525708,
            'longitude': -103.308048
        },
        {
            'category': 'bus',
            'name': 'Central de autobuses Guadalajara ',
            'address': '',
            'city': 'San Pedro Tlaquepaque',
            'latitude': 20.621560,
            'longitude': -103.285844
        }
    ]

    def get_context_data(self,**kwargs):
        context = super().get_context_data(**kwargs)
        if len(self.object.forsquare) == 0:
            Forsquare.get_foursquare_property(self.object)
        CodeQR.create_code(url='www.inkuvi.com', name='{}.png'.format(self.object.id))
        if self.object.video_show:
            CodeQR.create_code(url=self.object.video_show, name='video_{}.png'.format(self.object.id))
        images = Image.objects.filter(property=self.object, type_image=TYPE_HOUSE, status=IMAGE_UPLOAD).order_by('is_front')
        if images.count() >= 6:
            images = images[:6]
        blueprints = Image.objects.filter(property=self.object, type_image=BLUEPRINTS, status=IMAGE_UPLOAD)
        if len(images) > 0:
            url = images.last().url
            img_front = base64.b64encode(requests.get(url).content)
            img_front = img_front.decode("utf-8")
            context['img_fachada'] = 'data:image/png;base64, {}'.format(img_front)
        if self.object.location:
            json_position = json.loads(self.object.location.geojson)
            url_map = "https://maps.googleapis.com/maps/api/staticmap?size=370x300&markers=color:red%7Clabel:C%7C{},{}&key=AIzaSyBQwIOZMg6LfJPiVTULgqUDZX8O7dPDchU".format(json_position['coordinates'][0], json_position['coordinates'][1])
            img_map = base64.b64encode(requests.get(url_map).content)
            img_map = img_map.decode("utf-8")
            context['img_map'] = 'data:image/png;base64, {}'.format(img_map)
        list_images_first = []
        list_images_second = []
        list_images_third = []
        for index, image in enumerate(images, 1):
            url = image.url
            img = base64.b64encode(requests.get(url).content)
            img = img.decode("utf-8")
            if index in [1, 2]:
                list_images_first.append({
                    "image": 'data:image/{};base64, {}'.format(image.name.split(".")[::-1][0].lower(), img),
                    "description": image.description
                })
            elif index in [3, 4]:
                list_images_second.append({
                    "image": 'data:image/{};base64, {}'.format(image.name.split(".")[::-1][0].lower(), img),
                    "description": image.description
                })
            elif index in [5, 6]:
                list_images_third.append({
                    "image": 'data:image/{};base64, {}'.format(image.name.split(".")[::-1][0].lower(), img),
                    "description": image.description
                })
        list_blueprints = []
        for image in blueprints:
            url = image.url
            img = base64.b64encode(requests.get(url).content)
            img = img.decode("utf-8")
            list_blueprints.append({
                "image": 'data:image/{};base64, {}'.format(image.name.split(".")[::-1][0], img),
                "description": image.description
            })
        for category in CATEGORIES:
            if category in self.object.forsquare:
                list_category = self.object.forsquare.get(category)
                if len(list_category) >= 3:
                    context['list_{}'.format(category)] = list_category[:3]
                else:
                    context['list_{}'.format(category)] = list_category
        for place in self.MAIN_SERVICES:
            json_position = json.loads(self.object.location.geojson)
            dict_distance = {'distance': OperationPoint.calculate_distance(
                {'latitude': json_position['coordinates'][0], 'longitude': json_position['coordinates'][1]},
                {'latitude': place.get('latitude'), 'longitude': place.get('longitude')}
            )}
            dict_place = place
            context[place.get('category')] = {**dict_distance, **dict_place}
        context['professional_personalities'] = ', '.join(
            [personality.name for personality in self.object.personality.all() if
             personality.created == INICIALMENTE and personality.group == PROFESIONAL])
        context['family_personalities'] = ', '.join(
            [personality.name for personality in self.object.personality.all() if
             personality.created == INICIALMENTE and personality.group == CIVIL_STATUS])
        context['personal_personalities'] = ', '.join(
            [personality.name for personality in self.object.personality.all() if
             personality.created == INICIALMENTE and personality.group == PERSONALITY])
        context['other_personalities'] = ', '.join(
            [personality.name for personality in self.object.personality.all() if
             personality.created == WEB])

        with open('{}{}'.format(APPS_DIR, static('dist/img/user_160x160.png')), 'rb') as file:
            encoded_string = base64.b64encode(file.read())
        context['coach_photo'] = 'data:image/png;base64, {}'.format(encoded_string.decode("utf-8"))
        photos = FileCoach.objects.filter(user=self.request.user, type=FileCoach.TYPE_FILE.photo)
        if photos.count() > 0:
            photo = photos.last()
            if 'url' in photo.response:
                img = base64.b64encode(requests.get(photo.response['url']).content)
                img = img.decode("utf-8")
                context['coach_photo'] = 'data:image/png;base64, {}'.format(img)
        context['coach_name'] = self.request.user.full_name
        context['coach_phone'] = ''
        if self.request.user.phone_number:
            context['coach_phone'] = self.request.user.phone_number[3:]
        context['coach_email'] = self.request.user.username
        context['list_blueprints'] = list_blueprints
        context['images_property_first'] = list_images_first
        context['images_property_second'] = list_images_second
        context['images_property_third'] = list_images_third
        context['price'] = "{:,.2f}".format(self.object.price)
        context['static'] = self.URL_STATIC
        context['media'] = self.URL_MEDIA
        context['date'] = datetime.datetime.now()
        context['user'] = self.request.user
        return context