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core/apps/accounts/serializers/auth.py

@@ -0,0 +1,42 @@
+from django.db import transaction
+from django.contrib.auth import get_user_model
+
+from rest_framework import serializers
+
+User = get_user_model()
+
+class LoginSerializer(serializers.Serializer):
+    phone = serializers.CharField()
+    password = serializers.CharField()
+
+    def validate(self, data):
+        try:
+            user = User.objects.get(phone=data.get('phone'))
+        except User.DoesNotExist:
+            raise serializers.ValidationError({'detail': 'User not found'})
+        else:
+            if not user.check_password(data.get('password')):
+                raise serializers.ValidationError({'detail': 'User not found'})
+        data['user'] = user
+        return data
+    
+
+class RegisterSerializer(serializers.Serializer):
+    phone = serializers.CharField()
+    password = serializers.CharField()
+
+    def validate(self, data):
+        if User.objects.filter(phone=data.get('phone')).exists():
+            raise serializers.ValidationError({'detail': "User with this phone number already exists"})
+        return data
+
+    def create(self, validated_data):
+        with transaction.atomic():
+            new_user = User.objects.create_user(
+                phone=validated_data.pop('phone'),
+            )
+            new_user.set_password(validated_data.pop('password'))
+            new_user.save()
+            return new_user
+
+