Modified contents

diannedelpilar_reading/bookshelf/views.py

 from django.shortcuts import render
-from django.http import HttpResponse
+from django.http import HttpResponse, Http404
 from .models import Author, Book
+from django.views import View
 
-def index(request):
-    bookshelf_view = "Widget's Announcement Board <br/>"
-    author = Author.objects.all()
-    book = Book.objects.all()
-        
-    return HttpResponse(bookshelf_view)
+def home(request):
+    return render(request, "bookshelf/home.html")
+
+
+class BooksView(View):
+    def get(self, request):
+        books_list= Book.objects.all().order_by("title")
+        return render(request, "bookshelf/books.html", {"books_list":books_list})
+    
+
+class BooksDetailView(View):
+    def get(self, request, book_id):
+        try:
+            book = Book.objects.get(pk=book_id)
+        except Book.DoesNotExist:
+            raise Http404("Book does not exist!")
+        return render(request, "bookshelf/book_detail.html", {"book":book})
+
+
+class AuthorsView(View):
+    def get(self, request):
+        authors_list= Author.objects.all().order_by("first_name")
+        return render(request, "bookshelf/authors.html", {"authors_list":authors_list})
+
+
+class AuthorsDetailView(View):
+    def get(self, request, author_id):
+        try:
+            author = Author.objects.get(pk=author_id)
+        except Author.DoesNotExist:
+            raise Http404("Author does not exist!")
+        books_list= Book.objects.all().filter(author=author)
+        return render(request, "bookshelf/author_detail.html", {"author":author,"books_list":books_list})
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