webinar 22

my_project/core/settings.py

@@ -76,9 +76,13 @@ WSGI_APPLICATION = 'core.wsgi.application'
 # https://docs.djangoproject.com/en/3.2/ref/settings/#databases
 
 DATABASES = {
-    'default': {
-        'ENGINE': 'django.db.backends.sqlite3',
-        'NAME': BASE_DIR / 'db.sqlite3',
+    "default": {
+        "ENGINE": "django.db.backends.postgresql",
+        "NAME": "articles",
+        "USER": "postgres",
+        "PASSWORD": "postgres",
+        "HOST": "localhost",
+        "PORT": 5435
     }
 }
 

my_project/core/urls.py

@@ -22,7 +22,7 @@ from web import views
 urlpatterns = [
     path('admin/', admin.site.urls),
     path('', views.index_view, name='main-page'),
-    path('articles/add/', views.article_create_view, name='articles-add'),
+    path('articles/add/', views.ArticleCreateView.as_view(), name='articles-add'),
     # /articles/1/ OR /articles/?id=1
     # article_details_view(request, id)
     path('articles/<int:id>/', views.article_detail_view, name='articles-detail'),

my_project/web/migrations/0004_article_status.py

+# Generated by Django 3.2.19 on 2023-06-21 10:06
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('web', '0003_alter_article_options'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='article',
+            name='status',
+            field=models.CharField(choices=[['accepted', 'Разрешено'], ['unaccepted', 'Не разрешено'], ['check', 'На проверке']], default='check', max_length=100),
+        ),
+    ]

my_project/web/migrations/0005_alter_article_status.py

+# Generated by Django 3.2.19 on 2023-06-21 10:17
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('web', '0004_article_status'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='article',
+            name='status',
+            field=models.CharField(choices=[('accepted', 'Разрешено'), ('unaccepted', 'Не разрешено'), ('check', 'На проверке')], default='check', max_length=100),
+        ),
+    ]

my_project/web/models.py

 from django.db import models
+from django.db.models import TextChoices
+
+
+class StatusChoices(TextChoices):
+    ACCEPTED = 'accepted', 'Разрешено'
+    UNACCEPTED = 'unaccepted', 'Не разрешено'
+    CHECK = 'check', 'На проверке'
 
 
 class Article(models.Model):
@@ -6,11 +13,18 @@ class Article(models.Model):
     # title varchar(200) not null
     title = models.CharField(
         max_length=200,
-        null=False,     # <null>
-        blank=False,     # ''
+        null=False,  # <null>
+        blank=False,  # ''
         verbose_name='Заголовок'
     )
 
+    # accepted, check, unaccepted
+    status = models.CharField(
+        max_length=100,
+        choices=StatusChoices.choices,
+        default='check'
+    )
+
     text = models.TextField(
         max_length=3000,
         null=False,

my_project/web/templates/article.html

@@ -8,6 +8,7 @@
 <h2>{{ article.title }}</h2>
 
 <p>{{ article.text }}</p>
+<h5>Status: {{ article.status }}</h5>
 <h5>By: {{ article.author }}</h5>
 
 <h4>Created: {{ article.created_at }}</h4>

my_project/web/templates/article_create.html

@@ -11,6 +11,16 @@
             <label for="titleId" class="form-label">Title</label>
             <input type="text" name="title" class="form-control" id="titleId" aria-describedby="title">
         </div>
+        <div class="mb-3">
+            <label for="statusId" class="form-label">Status</label>
+            <select name="status" id="statusId" class="form-select">
+
+                {% for choice in status_choices %}
+                    <option value="{{ choice.0 }}">{{ choice.1 }}</option>
+                {% endfor %}
+
+            </select>
+        </div>
         <div class="mb-3">
             <label for="textId" class="form-label">Text</label>
             <textarea name="text" class="form-control" id="textId" cols="30" rows="10"></textarea>

my_project/web/views.py

 from django.shortcuts import render, redirect, get_object_or_404
 from django.urls import reverse
+from django.views import View
 
-from web.models import Article
+from web.models import Article, StatusChoices
 
 
 def index_view(request):
@@ -13,16 +14,24 @@ def index_view(request):
     )
 
 
-def article_create_view(request):
-    if request.method == 'GET':
-        return render(request, 'article_create.html')
+# Class-based views
+class ArticleCreateView(View):
+    def get(self, request, *args, **kwargs):
+        return render(
+            self.request,
+            'article_create.html',
+            context={
+                'status_choices': StatusChoices.choices
+            }
+        )
 
-    elif request.method == 'POST':
+    def post(self, request, *args, **kwargs):
         data = request.POST
         article_data = {
             'title': data.get('title'),
             'text': data.get('text'),
-            'author': data.get('author')
+            'author': data.get('author'),
+            'status': data.get('status')
         }
 
         article = Article.objects.create(**article_data)
@@ -30,6 +39,30 @@ def article_create_view(request):
         return redirect('articles-detail', id=article.id)
 
 
+# def article_create_view(request):
+#     if request.method == 'GET':
+#         return render(
+#             request,
+#             'article_create.html',
+#             context={
+#                 'status_choices': StatusChoices.choices
+#             }
+#         )
+#
+#     elif request.method == 'POST':
+#         data = request.POST
+#         article_data = {
+#             'title': data.get('title'),
+#             'text': data.get('text'),
+#             'author': data.get('author'),
+#             'status': data.get('status')
+#         }
+#
+#         article = Article.objects.create(**article_data)
+#
+#         return redirect('articles-detail', id=article.id)
+
+
 # /articles/{id}
 def article_detail_view(request, id: int):
     article = get_object_or_404(Article, id=id)