1
const result = await streamText({
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        model: openai("gpt-4o-mini"),
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        temperature:0.5,
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        messages:history,
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        system: systemPrompt,
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        tools: {
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          getEmployeeInformation: employeeInformationTool,
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        },
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        toolChoice: "auto",
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        maxToolRoundtrips: 5,
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      });
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export const employeeInformationTool = tool({
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  description:
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    "Retrieve the information (id and characteristics) for one employe based on his name. It can be a single name (first or last) or a combination of first and last name",
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  parameters:  jsonSchema<{ queries: string[] }>({
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    type: 'object',
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    properties: {
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      queries: { 
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        type: 'array',
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        items: { type: 'string' } 
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      },
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    },
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    required: ['queries'],
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  }),
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  // location below is inferred to be a string:
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  execute: async ({ queries }) => {
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    const res = await getEmployeesByNameForAI(queries)
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    return res
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  },
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});