from rest_framework import serializers
from django.contrib.gis.geos import Point
from .models import ObjektSigurnosti
# class ObjektSigurnostiSerializer(serializers.ModelSerializer):
#     class Meta:
#         model = ObjektSigurnosti
#         fields = '__all__'

# class LogSerializer(serializers.ModelSerializer):

#     user_full_name = serializers.ReadOnlyField(source='user.full_name')

#     class Meta:
#         model = Log
#         fields = ('id', 'user', 'user_full_name', 'timestamp', 'akcija', 'opis')

class PointSerializer(serializers.Serializer):
    lat = serializers.FloatField()
    lon = serializers.FloatField()

    def to_representation(self, instance):
        return {'lat': instance.y, 'lon': instance.x}

class ObjektSigurnostiSerializer(serializers.ModelSerializer):
    lokacija = PointSerializer()

class ObjektSigurnostiSerializer(serializers.ModelSerializer):
    lokacija = PointSerializer()

    class Meta:
        model = ObjektSigurnosti
        fields = '__all__'

    def to_representation(self, instance):
        representation = super().to_representation(instance)
        representation['lokacija'] = PointSerializer(instance.lokacija).data
        return representation

    def create(self, validated_data):
        lokacija_data = validated_data.pop('lokacija')
        lokacija = Point(lokacija_data['lon'], lokacija_data['lat'], srid=3765) 
        objekt = ObjektSigurnosti.objects.create(lokacija=lokacija, **validated_data)
        return objekt