from rest_framework import serializers
from rest_polymorphic.serializers import PolymorphicSerializer

import seminar.models as m

DEFAULT_NODE_DEPTH = 2

class UlohaVzorakNodeSerializer(serializers.ModelSerializer):
	class Meta:
		model = m.UlohaVzorakNode
		fields = '__all__'
		depth = DEFAULT_NODE_DEPTH
	
class UlohaZadaniNodeSerializer(serializers.ModelSerializer):
	class Meta:
		model = m.UlohaZadaniNode
		fields = '__all__'
		depth = DEFAULT_NODE_DEPTH

class RocnikNodeSerializer(serializers.ModelSerializer):
	class Meta:
		model = m.RocnikNode
		fields = '__all__'
		depth = DEFAULT_NODE_DEPTH

class CisloNodeSerializer(serializers.ModelSerializer):
	class Meta:
		model = m.CisloNode
		fields = '__all__'
		depth = DEFAULT_NODE_DEPTH

class MezicisloNodeSerializer(serializers.ModelSerializer):
	class Meta:
		model = m.MezicisloNode
		fields = '__all__'
		depth = DEFAULT_NODE_DEPTH

class TemaVCisleNodeSerializer(serializers.ModelSerializer):
	class Meta:
		model = m.TemaVCisleNode
		fields = '__all__'
		depth = DEFAULT_NODE_DEPTH

class OrgTextNodeSerializer(serializers.ModelSerializer):
	class Meta:
		model = m.OrgTextNode
		fields = '__all__'
		depth = DEFAULT_NODE_DEPTH

class PohadkaNodeSerializer(serializers.ModelSerializer):
	class Meta:
		model = m.PohadkaNode
		fields = '__all__'
		depth = DEFAULT_NODE_DEPTH

class TextNodeSerializer(serializers.ModelSerializer):
	class Meta:
		model = m.TextNode
		fields = '__all__'
		depth = DEFAULT_NODE_DEPTH

class CastNodeSerializer(serializers.ModelSerializer):
	class Meta:
		model = m.CastNode
		fields = '__all__'
		depth = DEFAULT_NODE_DEPTH

class ReseniNodeSerializer(serializers.ModelSerializer):
	class Meta:
		model = m.ReseniNode
		fields = '__all__'
		depth = DEFAULT_NODE_DEPTH


class TreeNodeSerializer(PolymorphicSerializer):
	model_serializer_mapping = {
		m.RocnikNode: RocnikNodeSerializer,
		m.CisloNode: CisloNodeSerializer,
		m.MezicisloNode: MezicisloNodeSerializer,
		m.TemaVCisleNode: TemaVCisleNodeSerializer,
		m.OrgTextNode: OrgTextNodeSerializer,
		m.UlohaZadaniNode: UlohaZadaniNodeSerializer,
		m.UlohaVzorakNode: UlohaVzorakNodeSerializer,
		m.PohadkaNode: PohadkaNodeSerializer,
		m.TextNode: TextNodeSerializer,
		m.CastNode: CastNodeSerializer,
		m.ReseniNode: ReseniNodeSerializer,
	
	}