LIL-166. Add serializer, viewset, route, admin, models Gallery & GalleryImage

api/v1/serializers.py

@@ -1,7 +1,10 @@
 from rest_framework import serializers
 
 from apps.course.models import Category, Course, Material, Like
-from apps.content.models import Image, Text, ImageText, Video
+from apps.content.models import (
+    Image, Text, ImageText, Video,
+    Gallery, GalleryImage,
+)
 
 
 class MaterialSerializer(serializers.ModelSerializer):
@@ -170,3 +173,41 @@ class VideoSerializer(serializers.ModelSerializer):
             'created_at',
             'update_at',
         )
+
+
+class GallerySerializer(serializers.ModelSerializer):
+
+    class Meta:
+        model = Gallery
+        fields = (
+            'id',
+            'course',
+            'title',
+            'created_at',
+            'update_at',
+        )
+
+        read_only_fields = (
+            'id',
+            'created_at',
+            'update_at',
+        )
+
+
+class GalleryImageSerializer(serializers.ModelSerializer):
+
+    class Meta:
+        model = GalleryImage
+        fields = (
+            'id',
+            'gallery',
+            'image',
+            'created_at',
+            'update_at',
+        )
+
+        read_only_fields = (
+            'id',
+            'created_at',
+            'update_at',
+        )

api/v1/urls.py

@@ -11,6 +11,7 @@ from .views import (
     MaterialViewSet, LikeViewSet,
     ImageViewSet, TextViewSet,
     ImageTextViewSet, VideoViewSet,
+    GalleryViewSet, GalleryImageViewSet,
 )
 
 router = DefaultRouter()
@@ -23,6 +24,8 @@ router.register(r'images', ImageViewSet, base_name='images')
 router.register(r'texts', TextViewSet, base_name='texts')
 router.register(r'image-texts', ImageTextViewSet, base_name='image-texts')
 router.register(r'videos', VideoViewSet, base_name='videos')
+router.register(r'galleries', GalleryViewSet, base_name='galleries')
+router.register(r'gallery-images', GalleryImageViewSet, base_name='gallery-images')
 
 
 schema_view = get_schema_view(

api/v1/views.py

@@ -6,10 +6,14 @@ from .serializers import (
     MaterialSerializer, LikeSerializer,
     ImageSerializer, TextSerializer,
     ImageTextSerializer, VideoSerializer,
+    GallerySerializer, GalleryImageSerializer,
 )
 
 from apps.course.models import Category, Course, Material, Like
-from apps.content.models import Image, Text, ImageText, Video
+from apps.content.models import (
+    Image, Text, ImageText, Video,
+    Gallery, GalleryImage,
+)
 
 
 class MaterialViewSet(ExtendedModelViewSet):
@@ -63,3 +67,13 @@ class VideoViewSet(ExtendedModelViewSet):
         'course', 'lesson'
     ).all()
     serializer_class = VideoSerializer
+
+
+class GalleryViewSet(ExtendedModelViewSet):
+    queryset = Gallery.objects.select_related('course').all()
+    serializer_class = GallerySerializer
+
+
+class GalleryImageViewSet(ExtendedModelViewSet):
+    queryset = GalleryImage.objects.select_related('gallery').all()
+    serializer_class = GalleryImageSerializer

apps/content/admin.py

@@ -5,7 +5,10 @@ from polymorphic.admin import (
     PolymorphicChildModelFilter,
 )
 
-from .models import Content, Image, ImageText, Text, Video
+from apps.content.models import (
+    Content, Image, Text, ImageText, Video,
+    Gallery, GalleryImage,
+)
 
 
 class ContentChildAdmin(PolymorphicChildModelAdmin):
@@ -41,3 +44,13 @@ class ContentAdmin(PolymorphicParentModelAdmin):
         ImageText,
         Video
     )
+
+
+@admin.register(Gallery)
+class GalleryAdmin(admin.ModelAdmin):
+    pass
+
+
+@admin.register(GalleryImage)
+class GalleryImageAdmin(admin.ModelAdmin):
+    pass

apps/content/migrations/0004_gallery_galleryimage.py

@@ -0,0 +1,45 @@
+# Generated by Django 2.0.2 on 2018-02-05 13:09
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('course', '0020_auto_20180202_1716'),
+        ('content', '0003_auto_20180205_1246'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Gallery',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('title', models.CharField(default='', max_length=100, verbose_name='Заголовок')),
+                ('created_at', models.DateTimeField(auto_now_add=True)),
+                ('update_at', models.DateTimeField(auto_now=True)),
+                ('course', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, to='course.Course', verbose_name='Курс')),
+            ],
+            options={
+                'verbose_name': 'Галерея',
+                'verbose_name_plural': 'Галереи',
+                'ordering': ('-created_at',),
+            },
+        ),
+        migrations.CreateModel(
+            name='GalleryImage',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('image', models.ImageField(upload_to='content/gallery_images', verbose_name='Изображение')),
+                ('created_at', models.DateTimeField(auto_now_add=True)),
+                ('update_at', models.DateTimeField(auto_now=True)),
+                ('gallery', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='content.Gallery', verbose_name='Галерея')),
+            ],
+            options={
+                'verbose_name': 'Изображение в галерее',
+                'verbose_name_plural': 'Изображения в галерее',
+                'ordering': ('-created_at',),
+            },
+        ),
+    ]

apps/content/models.py

@@ -46,3 +46,38 @@ class ImageText(Content):
 
 class Video(Content):
     url = models.URLField('Ссылка')
+
+
+class Gallery(models.Model):
+    course = models.ForeignKey(
+        Course, on_delete=models.CASCADE,
+        null=True, blank=True,
+        verbose_name='Курс'
+    )
+    title = models.CharField('Заголовок', max_length=100, default='')
+
+    created_at = models.DateTimeField(auto_now_add=True)
+    update_at = models.DateTimeField(auto_now=True)
+
+    class Meta:
+        verbose_name = 'Галерея'
+        verbose_name_plural = 'Галереи'
+        ordering = ('-created_at',)
+
+
+class GalleryImage(models.Model):
+    gallery = models.ForeignKey(
+        Gallery, on_delete=models.CASCADE,
+        verbose_name='Галерея'
+    )
+    image = models.ImageField(
+        'Изображение', upload_to='content/gallery_images'
+    )
+
+    created_at = models.DateTimeField(auto_now_add=True)
+    update_at = models.DateTimeField(auto_now=True)
+
+    class Meta:
+        verbose_name = 'Изображение в галерее'
+        verbose_name_plural = 'Изображения в галерее'
+        ordering = ('-created_at',)