Place model va apilar qoshildi

core/apps/shared/serializers/place.py

@@ -0,0 +1,56 @@
+# django
+from django.db import transaction
+
+# rest framework
+from rest_framework import serializers
+
+# shared
+from core.apps.shared.models import Place, District
+
+
+class PlaceSerializer(serializers.ModelSerializer):
+    district = serializers.SerializerMethodField()
+
+    class Meta:
+        model = Place
+        fields = [
+            'id', 'name', 'latitude', 'longitude', 'extra_location', 'district', 'created_at'
+        ]
+
+    def get_district(self, obj):
+        return {
+            "id": obj.district.id,
+            "name": obj.district.name,
+        }
+
+
+class PlaceCreateSerializer(serializers.Serializer):
+    name = serializers.CharField()
+    latitude = serializers.FloatField()
+    longitude = serializers.FloatField()
+    extra_location = serializers.JSONField()
+    district_id = serializers.IntegerField()
+    
+    def validate_name(self, value):
+        if not Place.objects.filter(name=value).exists():
+            raise serializers.ValidationError({"name": "Place bu name bilan mavjud"})
+        return value
+    
+    def validate(self, data):
+        district = District.objects.filter(id=data['district_id']).first()
+        if not district:
+            raise serializers.ValidationError({"district_id": "District not found"})
+        data['district'] = district
+        return data
+
+    def create(self, validated_data):
+        with transaction.atomic():
+            return Place.objects.create(
+                name=validated_data.get('name'),
+                latitude=validated_data.get('latitude'),
+                longitude=validated_data.get('longitude'),
+                extra_location=validated_data.get('extra_location'),
+                district=validated_data.get('district'),
+                user=self.context.get('user'),
+            )
+