Re: How to create chatroom?

[Motaz Hejaze]

Read about django channels

On Wed, 27 May 2020, 1:30 pm meera gangani, 
wrote:

> I want to create chatroom in django like slack, where user can post
> messages to the room and at the same time other user can see those message
> immediately
>
> What Can I Do?
> And What are the Libraries I install?
> Please Help Me Out!!
>
>
> Thanks In Advance
> -Meera Gangani
>
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> 
> .
>

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Re: Can't Fix the No Reverse Error in Ajax

[Motaz Hejaze]

Change your ajax method from "post" to "get" , you are not submitting any
data to use post .

Also change the method in your form too , and share the error message
please.

On Wed, 20 May 2020, 6:18 am Ahmed Khairy, 
wrote:

> Do you mean that this line should be changed?
>
>  'post_id' class= "btn btn-danger btn-sm" value="{{post.id}}"
> > No ! Don't Print it 
>
> On Tuesday, May 19, 2020 at 11:11:12 PM UTC-4, Hella Nick wrote:
>>
>> button标签中的type属性设置为button，
>>
>> Ahmed Khairy  于2020年5月20日周三 上午1:54写道：
>>
>>> I am trying to use Ajax to submit a like button, I believe everything is
>>> in order but I keep getting django.urls.exceptions.NoReverseMatch: Reverse
>>> for 'like_post' with arguments '('',)' not found. 1 pattern(s) tried:
>>> ['score/like/(?P[0-9]+)$']
>>>
>>>
>>> I am not sure what is the reason. Need help to identify the error.
>>>
>>>
>>> Here is the view
>>>
>>>
>>> class PostDetailView(DetailView):
>>> model = Post
>>> template_name = "post_detail.html"
>>>
>>> def get_context_data(self, *args, **kwargs):
>>> context = super(PostDetailView, self).get_context_data()
>>> stuff = get_object_or_404(Post, id=self.kwargs['pk'])
>>> total_likes = stuff.total_likes()
>>> liked = False
>>> if stuff.likes.filter(id=self.request.user.id).exists():
>>> liked = True
>>> context["total_likes"] = total_likes
>>> context["liked"] = liked
>>> return context
>>>
>>>
>>> def LikeView(request, pk):
>>> # post = get_object_or_404(Post, id=request.POST.get('post_id'))
>>> post = get_object_or_404(Post, id=request.POST.get('id'))
>>> like = False
>>> if post.likes.filter(id=request.user.id).exists():
>>> post.likes.remove(request.user)
>>> like = False
>>> else:
>>> post.likes.add(request.user)
>>> like = True
>>> context["total_likes"] = total_likes
>>> context["liked"] = liked
>>>
>>> if request.is_ajax:
>>> html = render_to_string('like_section.html', context, request=
>>> request)
>>> return JsonResponse({'form': html})
>>>
>>> Here is the url.py updated
>>>
>>> urlpatterns = [
>>> path('user/', UserPostListView.as_view(), name=
>>> 'user-posts'),
>>> path('', PostListView.as_view(), name='score'),
>>> path('who_we_Are/', who_we_are, name='who_we_are'),
>>> path('/', PostDetailView.as_view(), name='post-detail'),
>>> path('like/', LikeView, name='like_post'),
>>> path('new/', PostCreateView.as_view(), name='post-create'),
>>> path('/update/', PostUpdateView.as_view(), name=
>>> 'post-update'),
>>> path('/delete/', PostDeleteView.as_view(), name=
>>> 'post-delete')
>>> ]
>>>
>>> here is the template
>>>
>>> 
>>> {% csrf_token %}
>>>  Likes: {{total_likes}} 
>>> {% if user.is_authenticated %}
>>> {% if liked %}
>>> >> 'post_id' class= "btn btn-danger btn-sm"
>>> value="{{post.id}}"> Unlike 
>>> {% else %}
>>> >> 'post_id' class= "btn btn-primary btn-sm"
>>> value="{{post.id}}"> Like 
>>> {% endif  %}
>>> {% else %}
>>> >> > Login to Like 
>>> {% endif %}
>>> 
>>>
>>> here is the ajax
>>>
>>> https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js";>>> script>
>>>
>>>