implement getByID for book and author

env/pyvenv.cfg

@@ -1,5 +1,5 @@
-home = /opt/homebrew/opt/python@3.12/bin
+home = C:\Users\Shreyas\AppData\Local\Programs\Python\Python312
 include-system-site-packages = false
-version = 3.12.4
-executable = /opt/homebrew/Cellar/python@3.12/3.12.4/Frameworks/Python.framework/Versions/3.12/bin/python3.12
-command = /opt/homebrew/opt/python@3.12/bin/python3.12 -m venv /Users/karan.bhatia/Desktop/personal/helloworld/env
+version = 3.12.6
+executable = C:\Users\Shreyas\AppData\Local\Programs\Python\Python312\python.exe
+command = C:\Users\Shreyas\AppData\Local\Programs\Python\Python312\python.exe -m venv C:\Users\Shreyas\Documents\Scalar\Django\demoDjangoProject\env

helloworld/settings.py

@@ -37,6 +37,7 @@
     'django.contrib.sessions',
     'django.contrib.messages',
     'django.contrib.staticfiles',
+    'rest_framework',
     'tryHello',
     'library'
 ]

library/urls.py

@@ -3,6 +3,8 @@
 from library import views
 
 urlpatterns = [
-    path('createbook/', views.create_book, name='createbook'),
+    path('createBook/', views.create_book, name='createbook'),
     path('createAuthor/', views.create_author, name='createauthor'),
+    path('book/<int:id>/', views.get_book_by_id, name='getBookByID'),
+    path('author/<int:id>/', views.get_author_by_id, name='getAuthorByID'),
 ]

library/views.py

@@ -2,8 +2,9 @@
 from rest_framework import status
 from rest_framework.decorators import api_view
 from rest_framework.response import Response
-
+from .models import Book,Author
 from library.serializer import BookSerializer, AuthorSerializer
+from rest_framework.exceptions import NotFound
 
 
 # Create your views here.
@@ -32,4 +33,24 @@ def create_author(request):
 
 
 # TODO: GET BOOK BY ID and return json response..
-# TODO: GET AUTHOR BY ID and return json response..
+@api_view(['GET'])
+def get_book_by_id(request,id):
+    try:
+        instance = Book.objects.get(pk=id)
+    except Book.DoesNotExist:
+        raise NotFound(f"No record found with ID {id}")
+
+    serializer = BookSerializer(instance)
+    return Response(serializer.data, status=status.HTTP_200_OK)
+
+
+# TODO: GET AUTHOR BY ID and return json response..
+@api_view(['GET'])
+def get_author_by_id(request,id):
+    try:
+        instance = Author.objects.get(pk=id)
+    except Author.DoesNotExist:
+        raise NotFound(f"No record found with ID {id}")
+
+    serializer = AuthorSerializer(instance)
+    return Response(serializer.data, status=status.HTTP_200_OK)