Anzeige der Blogeinträge nun wie folgt: letzten 3 zuerst, alle anderen nach Zufallsprinzip

blog/views.py

@@ -2,6 +2,10 @@ from django.http import HttpResponseNotAllowed, Http404
 from django.contrib import messages
 from django.shortcuts import render, get_object_or_404, redirect
 from django.urls import reverse_lazy
+from django.db.models import Q
+from itertools import chain
+from random import shuffle
+
 
 from .forms import CommentForm
 from .models import *
@@ -15,7 +19,14 @@ def all_blogs(request):
     """
     # Exclude those with status hidden from the overall list
     query = f'status & {BLOG_STATE_HIDE_FROM_LIST} <> {BLOG_STATE_HIDE_FROM_LIST}'
-    blogs = Blog.objects.extra(where=[query]).order_by('created')
+    noOfBlogs = Blog.objects.filter(~Q(status = 1)).count()
+
+    # 2 queries turned into lists for shuffling, then being chained
+    lastThreeBlogs = list(Blog.objects.extra(where=[query]).order_by('-date')[:3])
+    allBlogsExceptLastThree = Blog.objects.filter(~Q(status = 1)).order_by('date')[:(noOfBlogs-3)]
+    allBlogsExceptLastThreeInRandomOrder = list(allBlogsExceptLastThree)
+    shuffle(allBlogsExceptLastThreeInRandomOrder)
+    blogs = chain(lastThreeBlogs, allBlogsExceptLastThreeInRandomOrder)
 
     return render(request, 'blog/all_blogs.html', {'blogs': blogs})