Lock invoices, delete them

templates/treasury/invoice_confirm_delete.html

@@ -0,0 +1,33 @@
+{% extends "base.html" %}
+{% load i18n %}
+{% load crispy_forms_tags %}
+
+{% block content %}
+    <div class="card bg-light shadow">
+        <div class="card-header text-center">
+            <h4>{% trans "Delete invoice" %}</h4>
+        </div>
+        {% if object.locked %}
+            <div class="card-body">
+            <div class="alert alert-danger">
+                {% blocktrans %}This invoice is locked and can't be deleted.{% endblocktrans %}
+            </div>
+            </div>
+        {% else %}
+            <div class="card-body">
+                <div class="alert alert-warning">
+                    {% blocktrans %}Are you sure you want to delete this invoice? This action can't be undone.{% endblocktrans %}
+                </div>
+            </div>
+        {% endif %}
+        <div class="card-footer text-center">
+            <form method="post">
+                {% csrf_token %}
+                <a class="btn btn-primary" href="{% url 'treasury:invoice_list' %}">{% trans "Return to invoices list" %}</a>
+                {% if not object.locked %}
+                    <button class="btn btn-danger" type="submit">{% trans "Delete" %}</button>
+                {% endif %}
+            </form>
+        </div>
+    </div>
+{% endblock %}