created announcement-edit.html and implemented UpdateView. Configured also the links of each page

widget_vincentdjango/announcements/models.py

@@ -13,7 +13,7 @@ class Announcement(models.Model):
         on_delete=models.CASCADE,
         related_name='announcements',
     )
-    pub_datetime = models.DateTimeField(auto_now_add=True)
+    pub_datetime = models.DateTimeField(auto_now_add=True, editable=False)
 
     def __str__(self):
         return self.title

widget_vincentdjango/announcements/templates/announcements/announcement-details.html

@@ -13,4 +13,7 @@
             {{ reaction.name }}: {{ reaction.tally }}
         </p>
     {% endfor %}
+    <button onclick="window.location.href='{% url 'announcements:announcements-edit' pk=object.pk %}'">
+        Edit Announcement
+    </button>
 {% endblock %}
\ No newline at end of file

widget_vincentdjango/announcements/templates/announcements/announcement-edit.html

+{% extends 'base.html' %}
+{% load static %}
+
+{% block title %} Edit Anouncement {% endblock %}
+{% block heading %}
+	<h1> Edit Announcement: </h1>
+{% endblock %}
+{% block content %}
+	<form method="post">
+		{% csrf_token %}
+		{{ form.as_p }}
+		<br>
+		<input type="submit" value="Save Changes to Announcement">
+	</form>
+{% endblock %}

widget_vincentdjango/announcements/templates/announcements/announcements.html

@@ -8,7 +8,7 @@
 {% block content %}
     <h2> Announcements: </h2>
     <ul>
-            {% for object in announcements %}
+            {% for object in announcements|dictsortreversed:"pub_datetime" %}
             <li>
                 <a href="{{ object.get_absolute_url }}"> {{ object.title }} by 
                     {{ object.author.first_name}} {{ object.author.last_name }}
@@ -17,5 +17,14 @@
             {% endfor %}
     </ul>
 	<hr>
-	<button onclick="window.location.href='{% url 'announcements:announcements-add' %}'">New Announcement</button>
+	<button onclick="window.location.href='{% url 'announcements:announcements-add' %}'">
+        New Announcement
+    </button>
+    <div id="footer">
+        <a href="{% url 'dashboard:index' %}">Dashboard</a>
+        <a href="{% url 'forum:index' %}">Forum</a>
+        <a href="{% url 'assignments:homePage' %}">Assignments</a>
+        <a href="{% url 'widget_calendar:index' %}">Calendar</a>
+    </div>
+
 {% endblock %}

widget_vincentdjango/announcements/urls.py

 from django.urls import path
-from .views import index, AnnouncementsDetailView, AnnouncementsCreateView
+from .views import index, AnnouncementsDetailView, AnnouncementsCreateView, AnnouncementsUpdateView
 
 urlpatterns = [
     path('', index, name='index'),
     path('announcements/<int:pk>/details', AnnouncementsDetailView.as_view(), name='announcements-detail'),
     path('announcements/add', AnnouncementsCreateView.as_view(), name = 'announcements-add'),
-    
+    path('announcements/<int:pk>/edit', AnnouncementsUpdateView.as_view(), name = 'announcements-edit')
 ]
 
 

widget_vincentdjango/announcements/views.py

@@ -16,4 +16,9 @@ class AnnouncementsDetailView(DetailView):
 class AnnouncementsCreateView(CreateView):
     model = Announcement
     template_name = 'announcements/announcement-add.html'
-    fields = ["title", "body", "author"]
+    fields = ["title", "body", "author"]
\ No newline at end of file
+
+class AnnouncementsUpdateView(UpdateView):
+    model = Announcement
+    template_name = 'announcements/announcement-edit.html'
+    fields = '__all__'
\ No newline at end of file