class CreateBlog(generic.CreateView):
    template_name = 'app_blog/create_blog.html'
    model = Blog
    fields = ('title', 'content',)
    success_url = reverse_lazy('blog')

    def get_context_data(self, **kwargs):
        context = super().get_context_data(**kwargs)
        form_file = BlogForm()
        form_file.fields['csv_file'].widget = forms.HiddenInput()
        context['form_file'] = form_file
        return context

    def post(self, request, *args, **kwargs):
        super().post(request, *args, **kwargs)
        self.object.user = request.user
        self.object.save()
        files = request.FILES.getlist('image')
        if files:
            for f in files:
                image_blog_obj = FileHolder.objects.create(blog=self.object, image=f)
                image_blog_obj.save()
        return redirect(self.success_url)



class Blog(models.Model):
    user = models.ForeignKey(
        User,
        related_name='user_blog',
        verbose_name='пользователь',
        on_delete=models.SET_NULL, null=True,
    )
    title = models.CharField('заголовок', max_length=50, blank=True, null=True)
    content = models.TextField('контент', max_length=500, blank=True)
    created_at = models.DateTimeField(auto_now=True, )
    published = models.DateTimeField('дата публикции', null=True)

    class Meta:
        verbose_name = 'Блог'
        verbose_name_plural = 'Блоги'





class CreateBlogTest(BaseTest):
    def test_get_and_template(self):
        response = self.client.get(reverse('create_blog'))
        self.assertEqual(response.status_code, 200)
        self.assertTemplateUsed(response, 'app_blog/create_blog.html')

    def test_create_blog(self):
        user = User.objects.create_user(self.username)
        self.session(user)
        self.data_for_blog['user'] = self.username
        self.client.post(reverse('create_blog'), self.data_for_blog)
        self.assertTrue(models.Blog.objects.get(title='test_title'))