Initial commit

libs/events/factory.py

@@ -0,0 +1,23 @@
+"""Factory function for creating event bus instances."""
+
+from typing import Any
+
+from .base import EventBus
+from .kafka_bus import KafkaEventBus
+from .nats_bus import NATSEventBus
+from .sqs_bus import SQSEventBus
+
+
+def create_event_bus(bus_type: str, **kwargs: Any) -> EventBus:
+    """Factory function to create event bus"""
+    if bus_type.lower() == "kafka":
+        return KafkaEventBus(kwargs.get("bootstrap_servers", "localhost:9092"))
+    if bus_type.lower() == "sqs":
+        return SQSEventBus(kwargs.get("region_name", "us-east-1"))
+    if bus_type.lower() == "nats":
+        return NATSEventBus(
+            servers=kwargs.get("servers", "nats://localhost:4222"),
+            stream_name=kwargs.get("stream_name", "TAX_AGENT_EVENTS"),
+            consumer_group=kwargs.get("consumer_group", "tax-agent"),
+        )
+    raise ValueError(f"Unsupported event bus type: {bus_type}")