Confirm button now gets replaced by a dummy upn click preventing users from buying a product multiple times by clicking the button multipole times

cash/templates/cash/buy_confirm.html

@@ -20,7 +20,8 @@
 </dl>
 
 <p>{% blocktrans %}Do you really want to buy this product?{% endblocktrans %}</p>
-<a class="btn btn-primary" href="{% url 'buy_really' product.id %}">{% trans "Yes" %}</a>
+<a class="btn btn-primary" href="{% url 'buy_really' product.id %}" onclick="this.style.display = 'none'; $('#dummybutton').css('display', 'inline');">{% trans "Yes" %}</a>
+<button class="btn btn-default" style="display: none" id="dummybutton">{% trans "Yes" %}</button>
 <a class="btn btn-default" href="{% url 'products' %}">{% trans "No" %}</a>