from rest_framework import serializers
from .models import Book, BookDetails


class BookDetailsSerializer(serializers.ModelSerializer):

   summary = serializers.CharField(max_length=23)

   class Meta:
      model = BookDetails
      fields = ('id', 'summary')


class BookSerializer(serializers.ModelSerializer):
   rbook = BookDetailsSerializer(many=True)

   def create(self, validated_data):
      temp_bok_details= validated_data.pop('rbook')
      new_book = Book.objects.create(**validated_data)
      for i in temp_bok_details:
         BookDetails.objects.create(**i, bok=new_book)
      return new_book





   class Meta:
      model = Book
      fields = ('id', 'rbook', 'title', 'author')