Initial commit

backend/apps/payments/serializers.py

@@ -0,0 +1,48 @@
+from rest_framework import serializers
+
+from apps.bookings.models import Booking
+from apps.payments.models import Payment, PaymentProvider, PaymentStatus
+
+
+class PaymentSerializer(serializers.ModelSerializer):
+    booking_id = serializers.IntegerField(source="booking.id", read_only=True)
+
+    class Meta:
+        model = Payment
+        fields = [
+            "id",
+            "booking_id",
+            "provider",
+            "status",
+            "amount",
+            "currency",
+            "external_id",
+            "metadata",
+            "created_at",
+        ]
+        read_only_fields = fields
+
+
+class PaymentCreateSerializer(serializers.ModelSerializer):
+    booking_id = serializers.IntegerField(write_only=True)
+    provider = serializers.ChoiceField(choices=PaymentProvider.choices)
+
+    class Meta:
+        model = Payment
+        fields = ["booking_id", "provider"]
+
+    def validate_booking_id(self, value):
+        if not Booking.objects.filter(id=value).exists():
+            raise serializers.ValidationError("Booking not found")
+        return value
+
+    def create(self, validated_data):
+        booking = Booking.objects.get(id=validated_data["booking_id"])
+        return Payment.objects.create(
+            booking=booking,
+            provider=validated_data["provider"],
+            status=PaymentStatus.CREATED,
+            amount=booking.price_amount,
+            currency=booking.currency,
+            metadata={},
+        )