Won Posts & Comments Solution

posts_and_comments/manage.py

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+#!/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', 'posts_and_comments.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()

posts_and_comments/posts/admin.py

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+from django.contrib import admin
+
+# Register your models here.

posts_and_comments/posts/apps.py

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

posts_and_comments/posts/migrations/0001_initial.py

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+# Generated by Django 3.2.4 on 2021-06-27 23:58
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Post',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('title', models.CharField(max_length=64)),
+                ('body', models.CharField(max_length=600)),
+            ],
+        ),
+        migrations.CreateModel(
+            name='Comment',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('body', models.CharField(max_length=300)),
+                ('post', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='comments', to='posts.post')),
+            ],
+        ),
+    ]

posts_and_comments/posts/models.py

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+from django.db import models
+from django.db.models.fields.related import ForeignKey
+
+
+# Create your models here.
+class Post(models.Model):
+    title = models.CharField(max_length=64)
+    body = models.CharField(max_length=600)
+
+
+class Comment(models.Model):
+    body = models.CharField(max_length=300)
+    post = models.ForeignKey('Post',
+                             on_delete=models.CASCADE,
+                             related_name='comments')

posts_and_comments/posts/templates/posts/index.html

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+<h1>My Posts</h1>
+
+{% if posts_list %}
+<ul>
+	{% for post in posts_list %}
+	<li><a href="/posts/{{ post.id }}/">{{ post.title }}</a></li>
+	{% endfor %}
+</ul>
+{% else %}
+<p>No posts yet!</p>
+{% endif %}

posts_and_comments/posts/templates/posts/post.html

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+<h1>{{current_post.title}}</h1>
+
+<ul>
+	{% comment %} in django, no need to do .all(). do 'all' instead {% endcomment %}
+	{% for comment in current_post.comments.all %}
+		<li>{{comment.body}}</li>
+	{% endfor %}
+</ul>

posts_and_comments/posts/tests.py

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

posts_and_comments/posts/urls.py

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+from django.urls import path
+
+from . import views
+
+urlpatterns = [path('', views.index, name='index'), path('<int:id>/', views.post, name='post')]

posts_and_comments/posts/util.py

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+from .models import Post, Comment
+
+
+def get_post_by_id(post_id):
+    return Post.objects.get(id=post_id)

posts_and_comments/posts/views.py

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+from django.shortcuts import render
+from django.http import HttpResponse
+from .models import Post, Comment
+from .util import get_post_by_id
+
+# Create your views here.
+
+
+def index(request):
+    posts_list = Post.objects.all()
+    context = {'posts_list': posts_list}
+    return render(request, 'posts/index.html', context)
+
+
+def post(request, id):
+    current_post = get_post_by_id(id)
+    context = {'current_post': current_post}
+    return render(request, 'posts/post.html', context)

posts_and_comments/posts_and_comments/asgi.py

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+"""
+ASGI config for posts_and_comments 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', 'posts_and_comments.settings')
+
+application = get_asgi_application()

posts_and_comments/posts_and_comments/urls.py

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+"""posts_and_comments 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 path, include
+
+urlpatterns = [path('posts/', include('posts.urls'), name='posts')]

posts_and_comments/posts_and_comments/wsgi.py

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+"""
+WSGI config for posts_and_comments 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', 'posts_and_comments.settings')
+
+application = get_wsgi_application()