Fixed links in all html files and fixed views.

je_siongco_reading/.idea/.gitignore

+# Default ignored files
+/shelf/
+/workspace.xml

je_siongco_reading/.idea/inspectionProfiles/profiles_settings.xml

+<component name="InspectionProjectProfileManager">
+  <settings>
+    <option name="USE_PROJECT_PROFILE" value="false" />
+    <version value="1.0" />
+  </settings>
+</component>
\ No newline at end of file

je_siongco_reading/.idea/je_siongco_reading.iml

+<?xml version="1.0" encoding="UTF-8"?>
+<module type="PYTHON_MODULE" version="4">
+  <component name="NewModuleRootManager">
+    <content url="file://$MODULE_DIR$" />
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+  <component name="PyDocumentationSettings">
+    <option name="format" value="PLAIN" />
+    <option name="myDocStringFormat" value="Plain" />
+  </component>
+</module>
\ No newline at end of file

je_siongco_reading/.idea/misc.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectRootManager" version="2" project-jdk-name="Python 3.11" project-jdk-type="Python SDK" />
+  <component name="PyCharmProfessionalAdvertiser">
+    <option name="shown" value="true" />
+  </component>
+</project>
\ No newline at end of file

je_siongco_reading/.idea/modules.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/.idea/je_siongco_reading.iml" filepath="$PROJECT_DIR$/.idea/je_siongco_reading.iml" />
+    </modules>
+  </component>
+</project>
\ No newline at end of file

je_siongco_reading/.idea/vcs.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$/.." vcs="Git" />
+  </component>
+</project>
\ No newline at end of file

je_siongco_reading/bookshelf/admin.py

+from django.contrib import admin
+
+from .models import Author, Books
+
+
+class AuthorAdmin(admin.ModelAdmin):
+    model = Author
+    list_display = ('first_name', 'last_name', 'age', 'nationality', 'bio')
+
+
+class BooksAdmin(admin.ModelAdmin):
+    model = Books
+    list_display = ('title', 'author')
+
+
+admin.site.register(Author, AuthorAdmin)
+admin.site.register(Books, BooksAdmin)

je_siongco_reading/bookshelf/apps.py

+from django.apps import AppConfig
+
+
+class BookshelfConfig(AppConfig):
+    default_auto_field = 'django.db.models.BigAutoField'
+    name = 'bookshelf'

je_siongco_reading/bookshelf/migrations/0001_initial.py

+# Generated by Django 3.2 on 2023-03-27 15:10
+
+import django.core.validators
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Author',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('first_name', models.CharField(max_length=100)),
+                ('last_name', models.CharField(max_length=50)),
+                ('age', models.IntegerField(validators=[django.core.validators.MaxValueValidator(0), django.core.validators.MinValueValidator(100)])),
+                ('nationality', models.CharField(max_length=50)),
+                ('bio', models.CharField(max_length=700)),
+            ],
+        ),
+        migrations.CreateModel(
+            name='Books',
+            fields=[
+                ('title', models.CharField(max_length=500)),
+                ('publisher', models.CharField(max_length=100)),
+                ('year_published', models.IntegerField()),
+                ('ISBN', models.CharField(max_length=13, primary_key=True, serialize=False, unique=True, validators=[django.core.validators.MinLengthValidator(13), django.core.validators.MaxLengthValidator(13)])),
+                ('blurb', models.CharField(max_length=1000)),
+                ('author', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='bookshelf.author')),
+            ],
+        ),
+    ]

je_siongco_reading/bookshelf/migrations/0002_alter_author_age.py

+# Generated by Django 3.2 on 2023-03-27 19:09
+
+import django.core.validators
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('bookshelf', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='author',
+            name='age',
+            field=models.IntegerField(validators=[django.core.validators.MaxValueValidator(100), django.core.validators.MinValueValidator(0)]),
+        ),
+    ]

je_siongco_reading/bookshelf/migrations/0003_alter_books_author.py

+# Generated by Django 3.2 on 2023-03-29 02:44
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('bookshelf', '0002_alter_author_age'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='books',
+            name='author',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='author', to='bookshelf.author'),
+        ),
+    ]

je_siongco_reading/bookshelf/models.py

+from django.core.validators import MaxValueValidator, MinValueValidator, MinLengthValidator, MaxLengthValidator
+from django.db import models
+from django.urls import reverse
+
+
+class Author(models.Model):
+    first_name = models.CharField(max_length=100)
+    last_name = models.CharField(max_length=50)
+    age = models.IntegerField(validators=[MaxValueValidator(100), MinValueValidator(0)])
+    nationality = models.CharField(max_length=50)
+    bio = models.CharField(max_length=700)
+
+    def __str__(self):
+        return '{}, {}'.format(self.last_name, self.first_name)
+
+    def get_absolute_url(self):
+        return reverse('authors-detail', kwargs={'pk': self.pk})
+
+
+class Books(models.Model):
+    title = models.CharField(max_length=500)
+    author = models.ForeignKey(Author, on_delete=models.CASCADE, related_name='books')
+    publisher = models.CharField(max_length=100)
+    year_published = models.IntegerField()
+    ISBN = models.CharField(unique=True, primary_key=True, max_length=13, validators=[MinLengthValidator(13),
+                                                                                      MaxLengthValidator(13)])
+    blurb = models.CharField(max_length=1000)
+
+    def get_absolute_url(self):
+        return reverse('books-detail', kwargs={'pk': self.pk})

je_siongco_reading/bookshelf/tests.py

+from django.test import TestCase
+
+# Create your tests here.

je_siongco_reading/bookshelf/urls.py

+from django.urls import path
+
+from .views import (
+    BooksListView, BooksDetailView, AuthorsDetailView, AuthorsListView, HomepageView
+)
+
+urlpatterns = [
+    path('books/', BooksListView.as_view(), name='books-list'),
+    path('books/<int:pk>/details/', BooksDetailView.as_view(), name='books-detail'),
+    path('authors/', AuthorsListView.as_view(), name='authors-list'),
+    path('authors/<int:pk>/details/', AuthorsDetailView.as_view(), name='authors-detail'),
+    path('home/', HomepageView, name='home'),
+]

je_siongco_reading/bookshelf/views.py

+from django.http import HttpResponse
+from django.shortcuts import render
+from django.template import loader
+from django.views.generic.list import ListView
+from django.views.generic.detail import DetailView
+
+from .models import Author, Books
+
+
+def HomepageView(request):
+    template = loader.get_template("bookshelf/home.html")
+
+    return HttpResponse(template.render({}, request))
+
+
+class BooksListView(ListView):
+    model = Books
+
+
+class BooksDetailView(DetailView):
+    model = Books
+
+
+class AuthorsListView(ListView):
+    model = Author
+
+
+class AuthorsDetailView(DetailView):
+    model = Author
+
+
+'''
+    books = Books.objects.filter(author=Author)
+    extra_context = {'books': books.author.all()}
+    
+    def get_context_data(self, **kwargs):
+        context = super().get_context_data()
+        books = Books.objects.filter(author=1)
+        context['books_list'] = books.author.all()
+        return context
+'''

je_siongco_reading/je_siongco_reading/asgi.py

+"""
+ASGI config for je_siongco_reading project.
+
+It exposes the ASGI callable as a module-level variable named ``application``.
+
+For more information on this file, see
+https://docs.djangoproject.com/en/3.2/howto/deployment/asgi/
+"""
+
+import os
+
+from django.core.asgi import get_asgi_application
+
+os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'je_siongco_reading.settings')
+
+application = get_asgi_application()

je_siongco_reading/je_siongco_reading/settings.py

+"""
+Django settings for je_siongco_reading project.
+
+Generated by 'django-admin startproject' using Django 3.2.
+
+For more information on this file, see
+https://docs.djangoproject.com/en/3.2/topics/settings/
+
+For the full list of settings and their values, see
+https://docs.djangoproject.com/en/3.2/ref/settings/
+"""
+import os
+from pathlib import Path
+
+# Build paths inside the project like this: BASE_DIR / 'subdir'.
+BASE_DIR = Path(__file__).resolve().parent.parent
+
+
+# Quick-start development settings - unsuitable for production
+# See https://docs.djangoproject.com/en/3.2/howto/deployment/checklist/
+
+# SECURITY WARNING: keep the secret key used in production secret!
+SECRET_KEY = 'django-insecure--c-^qcc8g##kwfl3&(s+ecn7-fi@corylqffl!cdpo^e87a)43'
+
+# SECURITY WARNING: don't run with debug turned on in production!
+DEBUG = True
+
+ALLOWED_HOSTS = []
+
+
+# Application definition
+
+INSTALLED_APPS = [
+    'django.contrib.admin',
+    'django.contrib.auth',
+    'django.contrib.contenttypes',
+    'django.contrib.sessions',
+    'django.contrib.messages',
+    'django.contrib.staticfiles',
+    'bookshelf',
+]
+
+MIDDLEWARE = [
+    'django.middleware.security.SecurityMiddleware',
+    'django.contrib.sessions.middleware.SessionMiddleware',
+    'django.middleware.common.CommonMiddleware',
+    'django.middleware.csrf.CsrfViewMiddleware',
+    'django.contrib.auth.middleware.AuthenticationMiddleware',
+    'django.contrib.messages.middleware.MessageMiddleware',
+    'django.middleware.clickjacking.XFrameOptionsMiddleware',
+]
+
+ROOT_URLCONF = 'je_siongco_reading.urls'
+
+TEMPLATES = [
+    {
+        'BACKEND': 'django.template.backends.django.DjangoTemplates',
+        'DIRS': [os.path.join(BASE_DIR, 'templates')],
+        'APP_DIRS': True,
+        'OPTIONS': {
+            'context_processors': [
+                'django.template.context_processors.debug',
+                'django.template.context_processors.request',
+                'django.contrib.auth.context_processors.auth',
+                'django.contrib.messages.context_processors.messages',
+            ],
+        },
+    },
+]
+
+WSGI_APPLICATION = 'je_siongco_reading.wsgi.application'
+
+
+# Database
+# https://docs.djangoproject.com/en/3.2/ref/settings/#databases
+
+DATABASES = {
+    'default': {
+        'ENGINE': 'django.db.backends.sqlite3',
+        'NAME': BASE_DIR / 'db.sqlite3',
+    }
+}
+
+
+# Password validation
+# https://docs.djangoproject.com/en/3.2/ref/settings/#auth-password-validators
+
+AUTH_PASSWORD_VALIDATORS = [
+    {
+        'NAME': 'django.contrib.auth.password_validation.UserAttributeSimilarityValidator',
+    },
+    {
+        'NAME': 'django.contrib.auth.password_validation.MinimumLengthValidator',
+    },
+    {
+        'NAME': 'django.contrib.auth.password_validation.CommonPasswordValidator',
+    },
+    {
+        'NAME': 'django.contrib.auth.password_validation.NumericPasswordValidator',
+    },
+]
+
+
+# Internationalization
+# https://docs.djangoproject.com/en/3.2/topics/i18n/
+
+LANGUAGE_CODE = 'en-us'
+
+TIME_ZONE = 'UTC'
+
+USE_I18N = True
+
+USE_L10N = True
+
+USE_TZ = True
+
+
+# Static files (CSS, JavaScript, Images)
+# https://docs.djangoproject.com/en/3.2/howto/static-files/
+
+STATIC_URL = '/static/'
+
+# Default primary key field type
+# https://docs.djangoproject.com/en/3.2/ref/settings/#default-auto-field
+
+DEFAULT_AUTO_FIELD = 'django.db.models.BigAutoField'

je_siongco_reading/je_siongco_reading/urls.py

+"""je_siongco_reading URL Configuration
+
+The `urlpatterns` list routes URLs to views. For more information please see:
+    https://docs.djangoproject.com/en/3.2/topics/http/urls/
+Examples:
+Function views
+    1. Add an import:  from my_app import views
+    2. Add a URL to urlpatterns:  path('', views.home, name='home')
+Class-based views
+    1. Add an import:  from other_app.views import Home
+    2. Add a URL to urlpatterns:  path('', Home.as_view(), name='home')
+Including another URLconf
+    1. Import the include() function: from django.urls import include, path
+    2. Add a URL to urlpatterns:  path('blog/', include('blog.urls'))
+"""
+from django.contrib import admin
+from django.urls import include, path
+
+
+urlpatterns = [
+    path('admin/', admin.site.urls),
+    path('', include('bookshelf.urls'))
+]

je_siongco_reading/je_siongco_reading/wsgi.py

+"""
+WSGI config for je_siongco_reading project.
+
+It exposes the WSGI callable as a module-level variable named ``application``.
+
+For more information on this file, see
+https://docs.djangoproject.com/en/3.2/howto/deployment/wsgi/
+"""
+
+import os
+
+from django.core.wsgi import get_wsgi_application
+
+os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'je_siongco_reading.settings')
+
+application = get_wsgi_application()

je_siongco_reading/manage.py

+#!/usr/bin/env python
+"""Django's command-line utility for administrative tasks."""
+import os
+import sys
+
+
+def main():
+    """Run administrative tasks."""
+    os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'je_siongco_reading.settings')
+    try:
+        from django.core.management import execute_from_command_line
+    except ImportError as exc:
+        raise ImportError(
+            "Couldn't import Django. Are you sure it's installed and "
+            "available on your PYTHONPATH environment variable? Did you "
+            "forget to activate a virtual environment?"
+        ) from exc
+    execute_from_command_line(sys.argv)
+
+
+if __name__ == '__main__':
+    main()

je_siongco_reading/templates/author_details.html

+{% extends 'base.html' %}
+
+{% block title %}
+{% endblock %}
+
+{% block content %}
+{% block body %}
+{% endblock %}
+<a href="/home/">Home</a>
+<a href="/books/">Books</a>
+<a href="/authors/">Authors</a>
+{% endblock %}

je_siongco_reading/templates/authors.html

+{% extends 'base.html' %}
+
+{% block title %}
+My Favourite Authors
+{% endblock %}
+
+{% block content %}
+<h1>J.E.'s Favourite Authors:</h1>
+
+{% block body %}
+{% endblock %}
+
+<a href="/home/">Home</a>
+<a href="/books/">Books</a>
+{% endblock %}

je_siongco_reading/templates/base.html

+<!DOCTYPE html>
+<html lang="en">
+    <head>
+    <title>{% block title %}{% endblock %}</title>
+    </head>
+
+    <body>
+    {% block content%} {% endblock %}
+    </body>
+</html>
\ No newline at end of file

je_siongco_reading/templates/book_details.html

+{% extends 'base.html' %}
+
+{% block title %}
+{% endblock %}
+
+{% block content %}
+
+{% block body %}
+{% endblock %}
+
+<a href="/home/">Home</a>
+<a href="/books/">Books</a>
+<a href="/authors/">Authors</a>
+{% endblock %}

je_siongco_reading/templates/books.html

+{% extends 'base.html' %}
+
+{% block title %}
+My Favourite Books
+{% endblock %}
+
+{% block content %}
+<h1>J.E.'s Favourite Books:</h1>
+
+<ul>
+    {% block body %}
+    {% endblock %}
+</ul>
+
+{% endblock %}

je_siongco_reading/templates/bookshelf/author_detail.html

+{% extends 'author_details.html' %}
+
+
+{% block title %}
+{{ object.first_name }} {{ object.last_name }}
+{% endblock %}
+
+{% block body %}
+<h1>{{ object.first_name }} {{ object.last_name }}</h1>
+<p>
+    {{ object.age }} <br>
+    {{ object.nationality }} <br>
+    {{ object.bio }}
+</p>
+
+<p>
+    Books by {{ object.first_name }} {{ object.last_name }} I love: <br>
+    <ul>
+        {% for book in object.books.all %}
+        <li>
+        <a href="{{book.get_absolute_url}}">{{ book.title }}</a>
+        </li>
+        {% endfor %}
+    </ul>
+
+</p>
+{% endblock %}
+

je_siongco_reading/templates/bookshelf/author_list.html

+{% extends 'authors.html' %}
+
+{% block body %}
+<ul>
+    {% for object in object_list %}
+    <li>
+        <a href="{{ object.get_absolute_url }}">{{ object.first_name }} {{ object.last_name }}</a>
+    </li>
+    {% endfor %}
+</ul>
+{% endblock %}

je_siongco_reading/templates/bookshelf/books_detail.html

+{% extends 'book_details.html' %}
+
+
+{% block title %}
+{{ object.title }}
+{% endblock %}
+
+{% block body %}
+<h1>{{ object.title }}</h1>
+<h2><a href="{{ object.author.get_absolute_url }}">
+    {{ object.author }}
+</a></h2>
+<h2>{{ object.publisher }}</h2>
+<h2>{{ object.year_published }}</h2>
+<h2>{{ object.ISBN }}</h2>
+<h2>{{ object.blurb }}</h2>
+{% endblock %}
+

je_siongco_reading/templates/bookshelf/books_list.html

+{% extends 'books.html' %}
+
+{% block body %}
+<ul>
+    {% for object in object_list %}
+    <li>
+        <a href="{{ object.get_absolute_url }}">{{object.title}}</a>
+    </li>
+    {% endfor %}
+</ul>
+{% endblock %}

je_siongco_reading/templates/bookshelf/home.html

+{% extends 'base.html' %}
+
+{% block title %}
+My Favourite Books and Authors
+{% endblock %}
+
+{% block content %}
+ <h1>Welcome to J.E.'s Database of Favourite Books and Authors!</h1>
+<hr>
+<p>
+    I do not have a particular genre I lean towards to. Should I choose one, I would have to pick
+    books with a political theme to it. The books in my database should reflect it in some form or manner.
+</p>
+<a href="/books/">Books</a>
+<a href="/authors/">Authors</a>
+{% endblock %}