onFunctionCall

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import { AgentBase } from '@signalwire/sdk';
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class LoggingAgent extends AgentBase {
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  constructor() {
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    super({ name: 'logging-agent', route: '/logging' });
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    this.setPromptText('You are a helpful assistant.');
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    this.defineTools();
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  }
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  protected override defineTools(): void {
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    this.defineTool({
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      name: 'lookup_order',
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      description: 'Look up an order',
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      parameters: {
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        type: 'object',
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        properties: { order_id: { type: 'string' } },
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        required: ['order_id'],
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      },
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      handler: async (args) => {
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        return { response: `Order ${args.order_id} is in transit.` };
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      },
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    });
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  }
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  override async onFunctionCall(
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    name: string,
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    args: Record<string, unknown>,
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    rawData: Record<string, unknown>,
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  ): Promise<void> {
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    const callId = (rawData.call_id as string) ?? 'unknown';
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    console.log(`[${callId}] Tool called: ${name}(${JSON.stringify(args)})`);
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  }
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}
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const agent = new LoggingAgent();
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await agent.serve();