init

samplesite/bboard/admin.py

@@ -1,10 +1,12 @@
 from django.contrib import admin
 
 from .models import Bb
+from .models import Rubric
 
 class BbAdmin(admin.ModelAdmin):
-    list_display = ('title', 'content', 'price', 'published')
+    list_display = ('title', 'content', 'price', 'published', 'rubric')
     list_display_links = ('title', 'content')
     search_fields = ('title', 'content', )
 
-admin.site.register(Bb, BbAdmin)
+admin.site.register(Bb, BbAdmin)
+admin.site.register(Rubric)

samplesite/bboard/migrations/0002_rubric_alter_bb_options_alter_bb_content_and_more.py

@@ -0,0 +1,55 @@
+# Generated by Django 4.1.2 on 2022-10-05 14:29
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('bboard', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Rubric',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(db_index=True, max_length=20, verbose_name='Название')),
+            ],
+            options={
+                'verbose_name': 'Рубрика',
+                'verbose_name_plural': 'Рубрики',
+                'ordering': ['name'],
+            },
+        ),
+        migrations.AlterModelOptions(
+            name='bb',
+            options={'ordering': ['-published'], 'verbose_name': 'Объявление', 'verbose_name_plural': 'Объявления'},
+        ),
+        migrations.AlterField(
+            model_name='bb',
+            name='content',
+            field=models.TextField(blank=True, null=True, verbose_name='Описание'),
+        ),
+        migrations.AlterField(
+            model_name='bb',
+            name='price',
+            field=models.FloatField(blank=True, null=True, verbose_name='Цена'),
+        ),
+        migrations.AlterField(
+            model_name='bb',
+            name='published',
+            field=models.DateTimeField(auto_now_add=True, db_index=True, verbose_name='Опубликованно'),
+        ),
+        migrations.AlterField(
+            model_name='bb',
+            name='title',
+            field=models.CharField(max_length=50, verbose_name='Товар'),
+        ),
+        migrations.AddField(
+            model_name='bb',
+            name='rubric',
+            field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.PROTECT, to='bboard.rubric', verbose_name='Рубрика'),
+        ),
+    ]

samplesite/bboard/models.py

@@ -1,6 +1,7 @@
 from tabnanny import verbose
 from turtle import title
 from django.db import models
+from django.test import modify_settings
 
 class Bb (models.Model):
     title = models.CharField(max_length=50, verbose_name = 'Товар')
@@ -8,7 +9,20 @@ class Bb (models.Model):
     price = models.FloatField(null=True, blank=True, verbose_name = 'Цена')
     published = models.DateTimeField(auto_now_add=True, db_index=True, 
                                         verbose_name = 'Опубликованно')
+    rubric = models.ForeignKey('Rubric', null = True, on_delete = models.PROTECT, verbose_name = 'Рубрика')
+
     class Meta:
         verbose_name_plural = 'Объявления'
         verbose_name = 'Объявление'
         ordering = ['-published']
+
+class Rubric(models.Model):
+    name = models.CharField(max_length = 20, db_index = True,  verbose_name = 'Название')
+
+    def __str__(self) -> str:
+        return self.name
+
+    class Meta:
+        verbose_name_plural = 'Рубрики'
+        verbose_name = 'Рубрика'
+        ordering = ['name']