removed all the unnecesarry fields in BookAddListView to make it more concise

Deokhyun_Lee_reading/bookshelf/views.py

 from django.views import View
+from django.urls import reverse
+from django.http import HttpResponseRedirect
 from django.views.generic import ListView, DetailView, CreateView
 from django.shortcuts import render
 from .models import Author, Books
@@ -43,5 +45,20 @@ class BookDetailView(DetailView):
 
 class BookAddListView(CreateView):
     model = Books
-    fields = ['title', 'author', 'publisher', 'year_published', 'ISBN', 'blurb']
-    template_name = "books/add-book.html"
\ No newline at end of file
+    fields = '__all__'
+    template_name = "books/add-book.html"
+
+    def form_valid(self, form):
+        # initially false
+        book = form.save(commit=False)
+        
+        # do anything here
+        # get the pk of the book that was being created
+        pk = book.pk
+        print('pk is: ', pk)
+        # The url will be based on the primary key here as an args. 
+        url = reverse('book-detail', args=[pk])
+        # save the object
+        book.save()
+        # redirects to the url based on the pk
+        return HttpResponseRedirect(url)
\ No newline at end of file