Bugfix/signal instance raw (Netflix#3072)

* Allow for casting for signal instance id

src/dispatch/plugins/dispatch_slack/case/interactive.py

@@ -16,8 +16,8 @@
 )
 from slack_bolt import Ack, BoltContext, Respond
 from slack_sdk.web.client import WebClient
-from sqlalchemy.orm import Session
 from sqlalchemy.exc import IntegrityError
+from sqlalchemy.orm import Session
 
 from dispatch.auth.models import DispatchUser
 from dispatch.case import flows as case_flows
@@ -71,7 +71,7 @@
 from dispatch.project import service as project_service
 from dispatch.search.utils import create_filter_expression
 from dispatch.signal import service as signal_service
-from dispatch.signal.models import SignalUpdate, SignalFilterCreate, SignalFilterRead
+from dispatch.signal.models import SignalFilterCreate, SignalFilterRead, SignalUpdate
 
 
 def configure(config: SlackConversationConfiguration):
@@ -1315,7 +1315,9 @@ def signal_button_click(
     ack: Ack, body: dict, db_session: Session, context: BoltContext, client: WebClient
 ):
     ack()
-    signal = signal_service.get(db_session=db_session, signal_id=context["subject"].id)
+    signal = signal_service.get_signal_instance(
+        db_session=db_session, signal_instance_id=context["subject"].id
+    )
 
     blocks = [Section(text=f"```{json.dumps(signal.raw, indent=2)}```")]
 

src/dispatch/signal/service.py

@@ -1,11 +1,14 @@
 import json
+from sqlalchemy_utils import cast_if
+
 from datetime import datetime, timedelta, timezone
 from typing import Optional, Literal
 
 from pydantic.error_wrappers import ErrorWrapper, ValidationError
-from sqlalchemy import asc
+from sqlalchemy import asc, String
 from sqlalchemy.orm import Session
 
+
 from dispatch.auth.models import DispatchUser
 from dispatch.case.priority import service as case_priority_service
 from dispatch.case.type import service as case_type_service
@@ -118,6 +121,15 @@ def get_signal_filter(*, db_session: Session, signal_filter_id: int) -> SignalFi
     return db_session.query(SignalFilter).filter(SignalFilter.id == signal_filter_id).one_or_none()
 
 
+def get_signal_instance(*, db_session: Session, signal_instance_id: int | str):
+    """Gets a signal instance by it's UUID."""
+    return (
+        db_session.query(SignalInstance)
+        .filter(SignalInstance.id == cast_if(signal_instance_id, String))
+        .one_or_none()
+    )
+
+
 def get(*, db_session: Session, signal_id: int) -> Optional[Signal]:
     """Gets a signal by id."""
     return db_session.query(Signal).filter(Signal.id == signal_id).one_or_none()