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我正在为我的课程做一个项目，用户可以向上或向下投票。我正在使用Django，最近才开始学习它。
我有一个问题，以获得过去的点击和激活按钮分开，因为我的downvote按钮只是激活upvote。
我的模板：

<div class="row">
                    <div class="col-1">
                        <strong>
                            {% if user.is_authenticated %}
                            <form action="{% url 'post_vote' post.slug %}" class="d-inline" method="POST">
                                {% csrf_token %}
                                {% if liked %}
                                <button type="submit" name="blogpost_id" value="{{post.slug}}" id="btn-like" class="btn-like"><i 
                                    class="fa-solid fa-circle-up" style="color: #1ea427;"></i></button>
                                {% else %}
                                <button type="submit" name="blogpost_id" value="{{post.slug}}" id="btn-like" class="btn-like"><i 
                                    class="fa-regular fa-circle-up"></i></button>
                                {% endif %}
                            </form>
                            {% else%}
                            <span class="text-scondary"><i class="fa-regular fa-circle-up"></i></span>
                            {% endif %}
                            <span class="text-secondary">{{ post.number_of_up_votes}}</span>
                        </strong>
                    </div>
                    <div class="col-1">
                        <strong>
                            {% if user.is_authenticated %}
                            <form action="{% url 'post_vote' post.slug %}" class="d-inline" method="POST">
                                {% csrf_token %}
                                {% if disliked %}
                                <button type="submit" name="blogdownpost_id" value="{{post.slug}}" id="btn-like" class="btn-like"><i 
                                    class="fa-solid fa-circle-down" style="color: #ff0000;"></i></button>
                                {% else %}
                                <button type="submit" name="blogdownpost_id" value="{{post.slug}}" id="btn-like" class="btn-like"><i 
                                    class="fa-regular fa-circle-down"></i></button>
                                {% endif %}
                            </form>
                            {% else%}
                            <span class="text-scondary"><i class="fa-regular fa-circle-down"></i></span>
                            {% endif %}
                            <span class="text-secondary">{{ post.number_of_down_votes}}</span>
                        </strong>
                    </div>
                    <div class="col-1">
                        {% with comments.count as total_comments %}
                        <strong class="text-secondary"><i class="far fa-comments"></i>
                            <!-- Our total_comments variable goes before the closing strong tag -->
                            {{ total_comments }}</strong>
                        {% endwith %}
                    </div>
                </div>

字符串
我的观点：

from django.shortcuts import render, get_object_or_404, reverse
from django.views import generic, View
from django.http import HttpResponseRedirect
from .models import Post
from .forms import CommentForm

class PostList(generic.ListView):
    model = Post
    queryset = Post.objects.filter(status=1).order_by('-created_on')
    template_name = 'index.html'
    paginate_by = 6

class PostDetail(View):

    def get(self, request, slug, *args, **kwargs):
        queryset = Post.objects.filter(status=1)
        post = get_object_or_404(queryset, slug=slug)
        comments = post.comments.filter(approved=True).order_by('created_on')
        liked = False
        disliked = False
        if post.up_vote.filter(id=self.request.user.id).exists():
            liked = True
        elif post.down_vote.filter(id=self.request.user.id).exists():
            disliked = True

        return render(
            request,
            "post_detail.html",
            {
                "post": post,
                "comments": comments,
                "commented": False,
                "liked": liked,
                "disliked": disliked,
                "comment_form": CommentForm(),
            },
        )
        
    
    def post(self, request, slug, *args, **kwargs):
        queryset = Post.objects.filter(status=1)
        post = get_object_or_404(queryset, slug=slug)
        comments = post.comments.filter(approved=True).order_by('-created_on')
        liked = False
        disliked = False
        if post.up_vote.filter(id=self.request.user.id).exists():
            liked = True
        elif post.down_vote.filter(id=self.request.user.id).exists():
            disliked = True

        comment_form = CommentForm(data=request.POST)

        if comment_form.is_valid():
            comment_form.instance.email = request.user.email
            comment_form.instance.name = request.user.username
            comment = comment_form.save(commit=False)
            comment.post = post
            comment.save()
        else:
            comment_form = CommentForm()
        
        return render(
            request,
            "post_detail.html",
            {
                "post": post,
                "comments": comments,
                "commented": True,
                "liked": liked,
                "disliked": disliked,
                "comment_form": CommentForm(),
            },
        )

class PostVote(View):

    def post(self, request, slug):
        post = get_object_or_404(Post, slug=slug)

        if post.up_vote.filter(id=request.user.id).exists():
            post.up_vote.remove(request.user)
        else:
            post.up_vote.add(request.user)

        if post.down_vote.filter(id=request.user.id).exists():
            post.down_vote.remove(request.user)
        else:
            post.down_vote.add(request.user)

        return HttpResponseRedirect(reverse('post_detail', args=[slug]))

型
我的模型：

from django.db import models
from django.contrib.auth.models import User
from cloudinary.models import CloudinaryField

STATUS = ((0, "Draft"), (1, "Published"))

class Post(models.Model):
    title = models.CharField(max_length=200, unique=True)
    slug = models.SlugField(max_length=200, unique=True)
    author = models.ForeignKey(User, on_delete=models.CASCADE, related_name="news_posts")
    updated_on = models.DateTimeField(auto_now=True)
    content = models.TextField()
    featured_image = CloudinaryField('image', default='placeholder')
    excerpt = models.TextField(blank=True)
    created_on = models.DateTimeField(auto_now_add=True)
    status = models.IntegerField(choices=STATUS, default=0)
    up_vote = models.ManyToManyField(User, related_name='news_up_vote', blank=True)
    down_vote = models.ManyToManyField(User, related_name='news_down_vote', blank=True)

    class Meta:
        ordering = ['-created_on']

    def __str__(self):
        return self.title

    def number_of_up_votes(self):
        return self.up_vote.count()

    def number_of_down_votes(self):
        return self.down_vote.count()

型
我试图改变多个东西，如在定位和措辞，并观看了许多视频。