Add UpdateViews for updating authors and books

joaqscrisologo_reading/bookshelf/templates/bookshelf/edit-author.html

+{% extends 'base.html' %}
+
+{% load static %}
+
+{% block title %} Edit Author {% endblock %}
+{% block content %}
+{{ form.non_field_errors }}
+{% for field in form %}
+	{% if field.errors %}
+		<p>{{ field.label }} has the following errors:</p>
+		<ul>
+			{% for error in field.errors %}
+			<li>{{ error }}</li>
+			{% endfor %}
+		</ul>
+	{% endif %}
+{% endfor %}
+<form method="post">
+	{% csrf_token %}
+	{{ form.as_p }}
+	<br>
+	<input type="submit" value="Save Changes">
+</form>
+<br><hr>
+{% endblock %}
\ No newline at end of file

joaqscrisologo_reading/bookshelf/templates/bookshelf/edit-book.html

+{% extends 'base.html' %}
+
+{% load static %}
+
+{% block title %} Edit Book {% endblock %}
+{% block content %}
+{{ form.non_field_errors }}
+{% for field in form %}
+	{% if field.errors %}
+		<p>{{ field.label }} has the following errors:</p>
+		<ul>
+			{% for error in field.errors %}
+			<li>{{ error }}</li>
+			{% endfor %}
+		</ul>
+	{% endif %}
+{% endfor %}
+<form method="post">
+	{% csrf_token %}
+	{{ form.as_p }}
+	<br>
+	<input type="submit" value="Save Changes">
+</form>
+<br><hr>
+{% endblock %}
\ No newline at end of file

joaqscrisologo_reading/bookshelf/urls.py

 from django.urls import path
-from .views import HomeView, AuthorListView, AuthorDetailView, BooksListView, BooksDetailView, AuthorCreateView, BooksCreateView
+from .views import HomeView, AuthorListView, AuthorDetailView, BooksListView, BooksDetailView, AuthorCreateView, BooksCreateView, AuthorUpdateView, BooksUpdateView
 
 urlpatterns = [
     path('', HomeView, name='index'),
@@ -7,8 +7,11 @@ urlpatterns = [
     path('authors/<int:pk>/details', AuthorDetailView.as_view(), name='author-detail'),
     path('books', BooksListView.as_view(), name='books-list'),
     path('books/<int:pk>/details', BooksDetailView.as_view(), name='books-detail'),
+    
     path('authors/add', AuthorCreateView.as_view(), name='author-add'),
-    path('books/add', BooksCreateView.as_view(), name='book-add'),
+    path('books/add', BooksCreateView.as_view(), name='books-add'),
+    path('authors/<int:pk>/edit', AuthorUpdateView.as_view(), name='author-edit'),
+    path('books/<int:pk>/edit', BooksUpdateView.as_view(), name='books-edit'),
 ]
 
 # This might be needed, depending on your Django version

joaqscrisologo_reading/bookshelf/views.py

@@ -31,3 +31,13 @@ class BooksCreateView(CreateView):
     model = Books
     fields = '__all__'
     template_name = 'bookshelf/add-book.html'
+
+class AuthorUpdateView(UpdateView):
+    model = Author
+    fields = ["first_name", "last_name", "age", "nationality", "bio"]
+    template_name = 'bookshelf/edit-author.html'
+
+class BooksUpdateView(UpdateView):
+    model = Books
+    fields = ["title", "author", "publisher", "year_published", "ISBN", "blurb"]
+    template_name = 'bookshelf/edit-book.html'