Merge pull request #65 from AyushDharDubey/enhancement/paginate-homepage

Add pagination support to Index page

Author: lonvia

mainapp/templates/mainapp/index.html

@@ -17,11 +17,28 @@
 		<h1>3D Model Repository</h1>
 	</div>
 	<hr>
+	{% if models %}
 	<div class="row flex">
 		{% for model in models %}
 			{% include "mainapp/modelpanel.html" %}
 		{% endfor %}
 	</div>
+	{% endif %}
+	{% if paginator %}
+	<div class="row" style="margin-bottom:30px;text-align:center;">
+		<div class="btn-group" role="group" aria-label="...">
+			{% for page in paginator.page_range %}
+			{% if page == page_id %}
+			<a class="btn btn-primary disabled">{{ page }}</a>
+			{% else %}
+			<a href="{% url 'index' %}?page={{ page }}" class="btn btn-default">{{ page }}</a>
+			{% endif %}
+			{% endfor %}
+		</div>
+	</div>
+	{% else %}
+	<p>No models exist.</p>
+	{% endif %}
 </div>
 {% endblock %}
 {% block footeradditions %}

mainapp/views.py

@@ -22,13 +22,35 @@ def index(request):
     update_last_page(request)
 
     MODELS_IN_INDEX_PAGE = 6
+    try:
+        page_id = int(request.GET.get('page', 1))
+    except ValueError:
+        page_id = 1
+
     models = Model.objects.filter(latest=True).order_by('-pk')
 
     if not admin(request):
         models = models.filter(is_hidden=False)
 
+
+    if not models:
+        models = None
+        paginator = None
+    else:
+        paginator = Paginator(models, MODELS_IN_INDEX_PAGE)
+
+        try:
+            models = paginator.page(page_id)
+        except EmptyPage:
+            models = []
+
+        paginator = paginator
+    
     context = {
-            'models': models[:MODELS_IN_INDEX_PAGE],
+        'models': models,
+        'paginator': paginator,
+        'page_id': page_id,
+
     }
 
     return render(request, 'mainapp/index.html', context)