99 lines
3.1 KiB
Python
99 lines
3.1 KiB
Python
# django
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from django.db import transaction
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# rest framework
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from rest_framework import serializers
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# shared
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from core.apps.shared.models import Place, District
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# accounts
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from core.apps.accounts.models import User
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class PlaceListSerializer(serializers.ModelSerializer):
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district = serializers.SerializerMethodField(method_name='get_district')
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user = serializers.SerializerMethodField(method_name='get_user')
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class Meta:
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model = Place
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fields = [
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'id',
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'name',
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'district',
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'user',
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'longitude',
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'latitude',
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'extra_location',
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'created_at'
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]
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def get_district(self, obj):
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return {
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"id": obj.district.id,
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"name": obj.district.name
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}
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def get_user(self, obj):
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return {
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"id": obj.user.id,
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"first_name": obj.user.first_name,
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"last_name": obj.user.last_name
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}
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class PlaceCreateSerializer(serializers.Serializer):
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district_id = serializers.IntegerField()
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user_id = serializers.IntegerField()
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name = serializers.CharField()
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longitude = serializers.FloatField()
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latitude = serializers.FloatField()
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extra_location = serializers.JSONField()
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def validate(self, data):
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district = District.objects.filter(id=data['district_id']).first()
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if not district:
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raise serializers.ValidationError({"district_id": "Tuman topilmadi"})
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user = User.objects.filter(id=data['user_id']).first()
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if not user:
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raise serializers.ValidationError({"user_id": "Foydalanuvchi topilmadi"})
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data['user'] = user
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data['district'] = district
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return
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def create(self, validated_data):
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with transaction.atomic():
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return Place.objects.create(
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name=validated_data.get('name'),
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longitude=validated_data.get('longitude'),
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latitude=validated_data.get('latitude'),
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extra_location=validated_data.get('extra_location'),
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user=validated_data.get('user'),
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district=validated_data.get('district'),
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)
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class PlaceUpdateSerializer(serializers.ModelSerializer):
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class Meta:
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fields = [
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'name',
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'district',
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'user',
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'longitude',
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'latitude',
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'extra_location',
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]
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def update(self, instance, validated_data):
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with transaction.atomic():
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instance.name = validated_data.get('name', instance.name)
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instance.district = validated_data.get('district', instance.district)
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instance.user = validated_data.get('user', instance.user)
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instance.longitude = validated_data.get('longitude', instance.longitude)
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instance.latitude = validated_data.get('latitude', instance.latitude)
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instance.extra_location = validated_data.get('extra_location', instance.extra_location)
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instance.save()
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return instance
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