[TIL - 24. 08. 26] Django 팀과제

 

 

오늘은 해시태그 기능을 구현했다. 진행하다가 막히는 부분이 너무 많아서 manytomanyfield에 대해 다시 공부하고 진행했다. 몇시간 동안이나 고민했던 문제가 강의 듣고 진행하니 너무 쉽게 풀렸다. 기본을 간과하고 그냥 머리 박다가는 내 머리만 깨진다는 교훈을 얻었다. 

 

@login_required

def hashtag(request, hash_pk):

    hashtag = get_object_or_404(Hashtag, pk=hash_pk)

    products = Article.objects.filter(hashtags=hashtag).order_by('-pk')

    context = {

        "hashtag": hashtag,

        "products": products,

    }

    return render(request, 'products/hashtag.html', context)

 

 

@login_required

def update(request, pk):

    product = get_object_or_404(Article, pk=pk)

    product.title = request.POST.get("title")

    product.content = request.POST.get("content")

    product.save()

   

    if request.method == "POST":

        form = CreatedForm(request.POST, request.FILES, instance=product)

        if form.is_valid():

            article = form.save(commit=False)

            article.author = request.user

            article.save()

            # 기존 해시태그를 지우고 새로 추가

            article.hashtags.clear()

            hashtags_input = form.cleaned_data.get('hashtags', '')

            hashtags = set(word for word in hashtags_input.split() if word.startswith('#'))

            for hashtag in hashtags:

                cleaned_hashtag = hashtag.strip("#")

                if cleaned_hashtag:

                    hashtag_obj, created = Hashtag.objects.get_or_create(content=cleaned_hashtag)

                    article.hashtags.add(hashtag_obj)

                   

            return redirect("products:product_detail", article.pk)

    else:

        form = CreatedForm(instance=product)

    context = {"form": form, "product": product}

    return render(request, "products/edit.html", context)

 

@login_required

def create(request):

    if request.method == "POST":

        form = CreatedForm(request.POST, request.FILES)

        if form.is_valid():

            article = form.save(commit=False)

            article.author = request.user

            article.save()

            # 해시태그 파싱 및 저장

            hashtags_input = form.cleaned_data.get('hashtags', '')

            hashtags = set(word for word in hashtags_input.split() if word.startswith('#'))

            for hashtag in hashtags:

                cleaned_hashtag = hashtag.strip("#")

                if cleaned_hashtag:

                    hashtag_obj, created = Hashtag.objects.get_or_create(content=cleaned_hashtag)

                    article.hashtags.add(hashtag_obj)

            article.save()

            return redirect("products:product_detail", article.pk)

    else:

        form = CreatedForm()

    context = {"form": form}

    return render(request, "products/create.html", context)

 

class Hashtag(models.Model):

    content = models.CharField(max_length=30, unique=True)

    # articles = models.ManyToManyField('Article', related_name='hashtag_articles')

    def __str__(self):

        return self.content

class Article(models.Model):

    title = models.CharField(max_length=20)

    content = models.TextField()

    created_at = models.DateTimeField(auto_now_add=True)

    updated_at = models.DateTimeField(auto_now=True)

    image = models.ImageField(upload_to="images/", blank=True)

    author = models.ForeignKey(settings.AUTH_USER_MODEL, on_delete=models.CASCADE, related_name="articles")

    like_users = models.ManyToManyField(settings.AUTH_USER_MODEL, related_name="like_articles")

    hashtags = models.ManyToManyField(Hashtag, blank=True, related_name='article_hashtags')

    def __str__(self):

        return self.title