Merge pull request #15 from rkshaon/rkshaon

backend

backend/book_api/admin.py

@@ -1,8 +1,30 @@
 from django.contrib import admin
 
+from book_api.models import Genre
+from book_api.models import Topic
 from book_api.models import Book
 
 
+@admin.register(Genre)
+class GenreAdmin(admin.ModelAdmin):
+    list_display = [
+        'id', 'name',
+    ]
+    list_display_links = ['name']
+    search_fields = ['name']
+    readonly_fields = ['id']
+
+
+@admin.register(Topic)
+class TopicAdmin(admin.ModelAdmin):
+    list_display = [
+        'id', 'name',
+    ]
+    list_display_links = ['name']
+    search_fields = ['name']
+    readonly_fields = ['id']
+
+
 @admin.register(Book)
 class BookAdmin(admin.ModelAdmin):
     list_display = [
@@ -14,7 +36,7 @@ class BookAdmin(admin.ModelAdmin):
         'title',
     ]
     list_filter = [
-        'authors', 'publisher',
+        'genres', 'topics', 'authors', 'publisher',
     ]
     search_fields = [
         'title', 'edition', 'isbn',

backend/book_api/migrations/0005_genre_book_genres.py

@@ -0,0 +1,25 @@
+# Generated by Django 5.1.1 on 2024-09-06 21:17
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('book_api', '0004_alter_book_book'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Genre',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=255, unique=True)),
+            ],
+        ),
+        migrations.AddField(
+            model_name='book',
+            name='genres',
+            field=models.ManyToManyField(related_name='books', to='book_api.genre'),
+        ),
+    ]

backend/book_api/migrations/0006_topic.py

@@ -0,0 +1,20 @@
+# Generated by Django 5.1.1 on 2024-09-06 21:21
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('book_api', '0005_genre_book_genres'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Topic',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=255, unique=True)),
+            ],
+        ),
+    ]

backend/book_api/migrations/0007_book_topics.py

@@ -0,0 +1,18 @@
+# Generated by Django 5.1.1 on 2024-09-06 21:23
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('book_api', '0006_topic'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='book',
+            name='topics',
+            field=models.ManyToManyField(related_name='books', to='book_api.topic'),
+        ),
+    ]

backend/book_api/models.py

@@ -17,8 +17,30 @@ def book_upload_path(instance, filename):
     return os.path.join('books', new_filename)
 
 
+class Genre(models.Model):
+    name = models.CharField(max_length=255, unique=True)
+
+    def __str__(self) -> str:
+        return self.name
+
+
+class Topic(models.Model):
+    name = models.CharField(max_length=255, unique=True)
+
+    def __str__(self) -> str:
+        return self.name
+
+
 class Book(models.Model):
     title = models.CharField(max_length=255)
+    genres = models.ManyToManyField(
+        'book_api.Genre',
+        related_name='books'
+    )
+    topics = models.ManyToManyField(
+        'book_api.Topic',
+        related_name='books'
+    )
     authors = models.ManyToManyField(
         'author_api.Author',
         related_name='books')