from django.shortcuts import render
from django.utils import timezone
from .models import Post, Comment
from django.shortcuts import render, get_object_or_404, redirect
from .forms import PostForm, CommentForm
from django.contrib.auth.decorators import login_required


# Create your views here.

def home(request):
	return render(request, 'blog/home.html')

def index(request):
	posts = Post.objects.filter(published_date__lte=timezone.now()).order_by('created_date')
	return render(request, 'blog/index.html', {'posts':posts})

def contact(request):
	return render(request, 'blog/contact.html')

def post_detail(request, pk):
    post = get_object_or_404(Post, pk=pk)
    return render(request, 'blog/post_detail.html', {'post': post})

@login_required
def post_new(request):
	if request.method == 'POST':
		form = PostForm(request.POST, request.FILES or None)
		if form.is_valid():
			post = form.save(commit = False)
			post.author = request.user
			post.save()

			return redirect('post_detail', pk=post.pk)
	else:
		form = PostForm()
	return render(request, 'blog/post_edit.html', {'form': form})

@login_required
def post_edit(request, pk):
	post = get_object_or_404(Post, pk=pk)
	if request.method == 'POST':
		form = PostForm(request.POST, request.FILES or None, instance=post)
		if form.is_valid():
			post = form.save(commit=False)
			post.author = request.user
			post.save()

			return redirect('post_detail', pk=post.pk)
	else:
		form = PostForm(instance=post)

	return render( request,'blog/post_edit.html', {'form':form})

@login_required
def post_delete(request,post_id=None):
    post_to_delete=Post.objects.get(id=post_id)
    post_to_delete.delete()
    return redirect('/')

@login_required
def post_draft_list(request):
    posts = Post.objects.filter(published_date__isnull=True).order_by('created_date')
    return render(request, 'blog/post_draft_list.html', {'posts': posts})

@login_required
def post_publish(request, pk):
    post = get_object_or_404(Post, pk=pk)
    post.publish()
    return redirect('post_detail', pk=pk)

def publish(self):
    self.published_date = timezone.now()
    self.save()

def add_comment_to_post(request, pk):
    post = get_object_or_404(Post, pk=pk)
    if request.method == "POST":
        form = CommentForm(request.POST)
        if form.is_valid():
            comment = form.save(commit=False)
            comment.post = post
            comment.save()
            return redirect('post_detail', pk=post.pk)
    else:
        form = CommentForm()
    return render(request, 'blog/add_comment_to_post.html', {'form': form})


@login_required
def comment_approve(request, pk):
    comment = get_object_or_404(Comment, pk=pk)
    comment.approve()
    return redirect('post_detail', pk=comment.post.pk)

@login_required
def comment_remove(request, pk):
    comment = get_object_or_404(Comment, pk=pk)
    comment.delete()
    return redirect('post_detail', pk=comment.post.pk)