From 558988e2b3f4cca9a9a10e46c4fbcfaf95f9539a Mon Sep 17 00:00:00 2001
From: Ivlev Denis <di-erz@yandex.ru>
Date: Sun, 28 Jan 2018 15:11:43 +0300
Subject: [PATCH 1/2] Add Course ordering by  created_at

---
 apps/course/models.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/apps/course/models.py b/apps/course/models.py
index bc2f48fc..1a9f3963 100644
--- a/apps/course/models.py
+++ b/apps/course/models.py
@@ -56,6 +56,7 @@ class Course(models.Model):
     class Meta:
         verbose_name = "Курс"
         verbose_name_plural = "Курсы"
+        ordering = ['-created_at']
 
 
 class Category(models.Model):

From 4f72ca82afd529dc06f3e56e5d78158f8cdd068e Mon Sep 17 00:00:00 2001
From: Ivlev Denis <di-erz@yandex.ru>
Date: Sun, 28 Jan 2018 15:13:07 +0300
Subject: [PATCH 2/2] Update CoursesView ajax response

---
 apps/course/views.py | 30 ++++++++++++++++++++++++++++--
 1 file changed, 28 insertions(+), 2 deletions(-)

diff --git a/apps/course/views.py b/apps/course/views.py
index bc3761f1..d3f7703c 100644
--- a/apps/course/views.py
+++ b/apps/course/views.py
@@ -1,4 +1,6 @@
+from django.http import JsonResponse
 from django.views.generic import ListView
+from django.template import loader
 
 from .models import Course
 from .filters import CourseFilter
@@ -6,9 +8,33 @@ from .filters import CourseFilter
 
 class CoursesView(ListView):
     model = Course
-    context_object_name = "course_items"
+    context_object_name = 'course_items'
     paginate_by = 6
 
+    def get(self, request, *args, **kwargs):
+        self.object_list = self.get_queryset()
+        allow_empty = self.get_allow_empty()
+        if request.is_ajax():
+            context = self.get_context_data()
+            template_name = self.get_template_names()
+            html = loader.render_to_string(template_name, context)
+            is_paginated = context.get('is_paginated')
+            if is_paginated:
+                page_obj = context.get('page_obj')
+                prev_url = '?page=' + str(page_obj.previous_page_number()) if page_obj.has_previous() else None
+                next_url = '?page=' + str(page_obj.next_page_number()) if page_obj.has_next() else None
+            else:
+                prev_url = None
+                next_url = None
+            return JsonResponse({
+                'success': True,
+                'content': html,
+                'prev_url': prev_url,
+                'next_url': next_url,
+            })
+        else:
+            return super().get(request, args, kwargs)
+
     def get_queryset(self):
         queryset = super().get_queryset()
         filtered = CourseFilter(self.request.GET, queryset=queryset)
@@ -17,4 +43,4 @@ class CoursesView(ListView):
     def get_template_names(self):
         if self.request.is_ajax():
             return 'course/course_items.html'
-        return "course/courses.html"
+        return 'course/courses.html'