webhook_expressions | SignalWire

Add expressions that run after the most recently added webhook completes. Allows conditional output based on the API response.

Parameters

expressions

list[dict[str, Any]]Required

List of expression definitions to evaluate against the webhook response.

Returns

DataMap — Self for method chaining. Raises ValueError if no webhook has been added yet.

Example

1 from signalwire import AgentBase, DataMap
2 
3 status_check = (
4     DataMap("check_status")
5     .purpose("Check service status")
6     .parameter("service", "string", "Service name", required=True)
7     .webhook("GET", "https://api.example.com/status/${enc:args.service}")
8     .webhook_expressions([
9         {
10             "string": "${response.status}",
11             "pattern": "healthy",
12             "output": {"response": "Service ${args.service} is running normally."}
13         },
14         {
15             "string": "${response.status}",
16             "pattern": "degraded|down",
17             "output": {"response": "Service ${args.service} is experiencing issues."}
18         }
19     ])
20 )
21 
22 agent = AgentBase(name="status-agent")
23 agent.set_prompt_text("You are a helpful assistant.")
24 agent.register_swaig_function(status_check.to_swaig_function())
25 
26 if __name__ == "__main__":
27     agent.run()