LIL-384. Add LiveLesson model

api/v1/serializers/content.py

@@ -8,6 +8,20 @@ from apps.content.models import (
 from . import Base64ImageField
 
 
+BASE_CONTENT_FIELDS = (
+    'id',
+    'uuid',
+    'course',
+    'lesson',
+    'live_lesson',
+    'title',
+    'position',
+    'type',
+    'created_at',
+    'update_at',
+)
+
+
 class ContentCreateSerializer(serializers.Serializer):
     TYPE_CHOICES = (
         'text',
@@ -59,18 +73,7 @@ class ImageCreateSerializer(serializers.ModelSerializer):
 
     class Meta:
         model = Image
-        fields = (
-            'id',
-            'uuid',
-            'course',
-            'lesson',
-            'title',
-            'position',
-            'img',
-            'type',
-            'created_at',
-            'update_at',
-        )
+        fields = BASE_CONTENT_FIELDS + ('img',)
 
         read_only_fields = (
             'id',
@@ -92,17 +95,7 @@ class TextCreateSerializer(serializers.ModelSerializer):
 
     class Meta:
         model = Text
-        fields = (
-            'id',
-            'uuid',
-            'course',
-            'lesson',
-            'title',
-            'position',
-            'type',
-            'created_at',
-            'update_at',
-        ) + ('txt',)
+        fields = BASE_CONTENT_FIELDS + ('txt',)
 
         read_only_fields = (
             'id',
@@ -124,19 +117,7 @@ class ImageTextCreateSerializer(serializers.ModelSerializer):
 
     class Meta:
         model = ImageText
-        fields = (
-            'id',
-            'uuid',
-            'course',
-            'lesson',
-            'title',
-            'position',
-            'img',
-            'txt',
-            'type',
-            'created_at',
-            'update_at',
-        )
+        fields = BASE_CONTENT_FIELDS + ('img', 'txt',)
 
         read_only_fields = (
             'id',
@@ -158,17 +139,7 @@ class VideoCreateSerializer(serializers.ModelSerializer):
 
     class Meta:
         model = Video
-        fields = (
-            'id',
-            'uuid',
-            'course',
-            'lesson',
-            'title',
-            'position',
-            'type',
-            'created_at',
-            'update_at',
-        ) + ('url',)
+        fields = BASE_CONTENT_FIELDS + ('url',)
 
         read_only_fields = (
             'id',
@@ -214,18 +185,7 @@ class GallerySerializer(serializers.ModelSerializer):
 
     class Meta:
         model = Gallery
-        fields = (
-            'id',
-            'uuid',
-            'course',
-            'lesson',
-            'title',
-            'position',
-            'gallery_images',
-            'type',
-            'created_at',
-            'update_at',
-        )
+        fields = BASE_CONTENT_FIELDS + ('gallery_images',)
 
         read_only_fields = (
             'id',
@@ -242,16 +202,7 @@ class ContentSerializer(serializers.ModelSerializer):
 
     class Meta:
         model = Content
-        fields = (
-            'id',
-            'uuid',
-            'course',
-            'lesson',
-            'title',
-            'position',
-            'created_at',
-            'update_at',
-        )
+        fields = BASE_CONTENT_FIELDS
 
     def to_representation(self, obj):
         if isinstance(obj, Image):

api/v1/serializers/school.py

@@ -1,11 +1,12 @@
 from rest_framework import serializers
 
 from apps.school.models import (
-    SchoolSchedule, SchoolScheduleImage, ImageObject
+    SchoolSchedule, SchoolScheduleImage,
+    ImageObject, LiveLesson,
 )
 
 from .content import (
-    ImageObjectSerializer
+    ContentSerializer, ContentCreateSerializer, ImageObjectSerializer
 )
 
 from pprint import pprint
@@ -114,3 +115,175 @@ class SchoolScheduleSerializerImg(serializers.ModelSerializer):
         read_only_fields = (
             'id',
         )
+
+
+class LiveLessonCreateSerializer(serializers.ModelSerializer):
+    content = serializers.ListSerializer(
+        child=ContentCreateSerializer(),
+        required=False,
+    )
+
+    class Meta:
+        model = LiveLesson
+        fields = (
+            'id',
+            'title',
+            'short_description',
+            'stream',
+            'date',
+            'content',
+            'created_at',
+            'update_at',
+            'deactivated_at',
+        )
+
+        read_only_fields = (
+            'id',
+            'created_at',
+            'update_at',
+            'deactivated_at',
+        )
+
+    def dispatch_content(self, lesson, content):
+        for c in content:
+            if 'type' not in c or not c['type'] or 'data' not in c or not c['data']:
+                continue
+            ctype = c['type']
+            cdata = c['data']
+            if ctype == 'text':
+                if 'id' in cdata and cdata['id']:
+                    t = Text.objects.get(id=cdata['id'])
+                    t.position = cdata['position']
+                    t.title = cdata['title']
+                    t.lesson = lesson
+                    t.txt = cdata['txt']
+                    t.uuid = cdata['uuid']
+                    t.save()
+                else:
+                    t = Text.objects.create(
+                        position=cdata['position'],
+                        title=cdata['title'],
+                        lesson=lesson,
+                        txt=cdata['txt'],
+                        uuid=cdata['uuid'],
+                    )
+            elif ctype == 'image':
+                if 'id' in cdata and cdata['id']:
+                    image = Image.objects.get(id=cdata['id'])
+                    image.position = cdata['position']
+                    image.title = cdata['title']
+                    image.lesson = lesson
+                    image.img = ImageObject.objects.get(id=cdata['img'])
+                    image.uuid = cdata['uuid']
+                    image.save()
+                else:
+                    image = Image.objects.create(
+                        position=cdata['position'],
+                        title=cdata['title'],
+                        lesson=lesson,
+                        img=ImageObject.objects.get(id=cdata['img']),
+                        uuid=cdata['uuid'],
+                    )
+            elif ctype == 'image-text':
+                if 'id' in cdata and cdata['id']:
+                    it = ImageText.objects.get(id=cdata['id'])
+                    it.position = cdata['position']
+                    it.title = cdata['title']
+                    it.lesson = lesson
+                    it.img = ImageObject.objects.get(id=cdata['img'])
+                    it.txt = cdata['txt']
+                    it.uuid = cdata['uuid']
+                    it.save()
+                else:
+                    it = ImageText.objects.create(
+                        position=cdata['position'],
+                        title=cdata['title'],
+                        lesson=lesson,
+                        img=ImageObject.objects.get(id=cdata['img']),
+                        txt=cdata['txt'],
+                        uuid=cdata['uuid'],
+                    )
+            elif ctype == 'video':
+                if 'id' in cdata and cdata['id']:
+                    v = Video.objects.get(id=cdata['id'])
+                    v.position = cdata['position']
+                    v.title = cdata['title']
+                    v.lesson = lesson
+                    v.url = cdata['url']
+                    v.uuid = cdata['uuid']
+                    v.save()
+                else:
+                    v = Video.objects.create(
+                        position=cdata['position'],
+                        title=cdata['title'],
+                        lesson=lesson,
+                        url=cdata['url'],
+                        uuid=cdata['uuid'],
+                    )
+            elif ctype == 'images':
+                if 'id' in cdata and cdata['id']:
+                    g = Gallery.objects.get(id=cdata['id'])
+                    g.position = cdata['position']
+                    g.title = cdata['title']
+                    g.lesson = lesson
+                    g.uuid = cdata['uuid']
+                    g.save()
+                    if 'images' in cdata:
+                        for image in cdata['images']:
+                            gi = GalleryImage.objects.create(
+                                gallery=g,
+                                img=ImageObject.objects.get(id=image['img']),
+                            )
+                else:
+                    g = Gallery.objects.create(
+                        lesson=lesson,
+                        position=cdata['position'],
+                        title=cdata['title'],
+                        uuid=cdata['uuid'],
+                    )
+                    if 'images' in cdata:
+                        for image in cdata['images']:
+                            gi = GalleryImage.objects.create(
+                                gallery=g,
+                                img=ImageObject.objects.get(id=image['img']),
+                            )
+
+    def create(self, validated_data):
+        content = validated_data.pop('content', [])
+        lesson = super().create(validated_data)
+        self.dispatch_content(lesson, content)
+        return lesson
+
+    def update(self, instance, validated_data):
+        content = validated_data.pop('content', [])
+        lesson = super().update(instance, validated_data)
+        self.dispatch_content(lesson, content)
+        return lesson
+
+    def to_representation(self, instance):
+        return LessonSerializer(instance, context=self.context).to_representation(instance)
+
+
+class LiveLessonSerializer(serializers.ModelSerializer):
+    content = ContentSerializer(many=True)
+
+    class Meta:
+        model = LiveLesson
+        fields = (
+            'id',
+            'title',
+            'short_description',
+            'stream',
+            'date',
+            'content',
+            'created_at',
+            'update_at',
+            'deactivated_at',
+        )
+
+        read_only_fields = (
+            'id',
+            'created_at',
+            'update_at',
+            'deactivated_at',
+        )

api/v1/urls.py

@@ -16,7 +16,7 @@ from .views import (
     ImageTextViewSet, VideoViewSet,
     GalleryViewSet, GalleryImageViewSet,
     UserViewSet, LessonViewSet, ImageObjectViewSet,
-    SchoolScheduleViewSet,
+    SchoolScheduleViewSet, LiveLessonViewSet,
 )
 
 router = DefaultRouter()
@@ -28,6 +28,7 @@ router.register(r'comments', CommentViewSet, base_name='comments')
 router.register(r'materials', MaterialViewSet, base_name='materials')
 router.register(r'lessons', LessonViewSet, base_name='lessons')
 router.register(r'likes', LikeViewSet, base_name='likes')
+router.register(r'live-lesson', LiveLessonViewSet, base_name='live-lesson')
 
 router.register(r'image-objects', ImageObjectViewSet, base_name='image-objects')
 router.register(r'images', ImageViewSet, base_name='images')

api/v1/views.py

@@ -24,7 +24,11 @@ from .serializers.content import (
     GalleryImageSerializer, GalleryImageCreateSerializer,
     ImageObjectSerializer,
 )
-from .serializers.school import SchoolScheduleSerializer
+from .serializers.school import (
+    SchoolScheduleSerializer,
+    LiveLessonCreateSerializer,
+    LiveLessonSerializer,
+)
 from .serializers.payment import AuthorBalanceSerializer, AuthorBalanceCreateSerializer
 from .serializers.user import (
     AuthorRequestSerializer,
@@ -45,7 +49,7 @@ from apps.content.models import (
     Gallery, GalleryImage, ImageObject,
 )
 from apps.payment.models import AuthorBalance
-from apps.school.models import SchoolSchedule
+from apps.school.models import SchoolSchedule, LiveLesson
 from apps.user.models import AuthorRequest
 
 User = get_user_model()
@@ -185,6 +189,22 @@ class LessonViewSet(ExtendedModelViewSet):
     # }
 
 
+class LiveLessonViewSet(ExtendedModelViewSet):
+    queryset = LiveLesson.objects.prefetch_related('content').all()
+    serializer_class = LiveLessonCreateSerializer
+    serializer_class_map = {
+        'list': LiveLessonSerializer,
+        'retrieve': LiveLessonSerializer,
+    }
+    search_fields = ('title', 'short_description',)
+    ordering_fields = ('title', 'created_at', 'update_at',)
+    # permission_classes = (IsAuthorObjectOrAdmin,)
+    # permission_map = {
+    #     'create': IsAuthorOrAdmin,
+    #     'delete': IsAdmin,
+    # }
+
+
 class ImageViewSet(ExtendedModelViewSet):
     queryset = Image.objects.select_related(
         'course', 'lesson', 'img',

apps/content/migrations/0018_content_live_lesson.py

@@ -0,0 +1,20 @@
+# Generated by Django 2.0.3 on 2018-04-10 08:51
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('school', '0008_livelesson'),
+        ('content', '0017_auto_20180406_1847'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='content',
+            name='live_lesson',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, related_name='content', to='school.LiveLesson', verbose_name='Урок онлайн школы'),
+        ),
+    ]

apps/content/models.py

@@ -30,6 +30,12 @@ class Content(PolymorphicModel):
         verbose_name='Урок',
         related_name='content',
     )
+    live_lesson = models.ForeignKey(
+        'school.LiveLesson', on_delete=models.CASCADE,
+        null=True, blank=True,
+        verbose_name='Урок онлайн школы',
+        related_name='content',
+    )
     title = models.CharField('Заголовок', max_length=100, default='')
     position = models.PositiveSmallIntegerField(
         'Положение на странице',

apps/school/migrations/0008_livelesson.py

@@ -0,0 +1,31 @@
+# Generated by Django 2.0.3 on 2018-04-10 08:51
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('school', '0007_schoolscheduleimage'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='LiveLesson',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('deactivated_at', models.DateTimeField(blank=True, default=None, null=True)),
+                ('title', models.CharField(max_length=100, verbose_name='Название урока')),
+                ('short_description', models.TextField(verbose_name='Краткое описание урока')),
+                ('stream', models.URLField(verbose_name='Ссылка на VIMEO')),
+                ('date', models.DateField(blank=True, null=True)),
+                ('created_at', models.DateTimeField(auto_now_add=True)),
+                ('update_at', models.DateTimeField(auto_now=True)),
+            ],
+            options={
+                'verbose_name': 'Урок',
+                'verbose_name_plural': 'Уроки',
+                'ordering': ('title',),
+            },
+        ),
+    ]

apps/school/models.py

@@ -1,7 +1,8 @@
 from django.db import models
 
-from apps.content.models import ImageObject
+from project.mixins import BaseModel, DeactivatedMixin
 
+from apps.content.models import ImageObject
 
 class SchoolSchedule(models.Model):
     WEEKDAY_CHOICES = (
@@ -49,3 +50,21 @@ class SchoolScheduleImage(models.Model):
         verbose_name = 'Изображение в галерее'
         verbose_name_plural = 'Изображения в галерее'
         ordering = ('-created_at',)
+
+
+class LiveLesson(BaseModel, DeactivatedMixin):
+    title = models.CharField('Название урока', max_length=100)
+    short_description = models.TextField('Краткое описание урока')
+    stream = models.URLField('Ссылка на VIMEO')
+    date = models.DateField(null=True, blank=True)
+
+    created_at = models.DateTimeField(auto_now_add=True)
+    update_at = models.DateTimeField(auto_now=True)
+
+    def __str__(self):
+        return self.title
+
+    class Meta:
+        verbose_name = 'Урок'
+        verbose_name_plural = 'Уроки'
+        ordering = ('title',)