tool-schema.ts•2.19 kB
/**
* Copyright (C) 2025 by Fonoster Inc (https://fonoster.com)
* http://github.com/fonoster/fonoster
*
* This file is part of Fonoster
*
* Licensed under the MIT License (the "License");
* you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* https://opensource.org/licenses/MIT
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import { z } from "zod";
export enum AllowedHttpMethod {
GET = "get",
POST = "post"
}
export const propertySchema = z
.object({
type: z.string(),
// NOTICE: We are adopting Gemini's format which only supports 'enum' and 'date-time'
format: z.enum(["enum", "date-time"]).optional(),
pattern: z.string().optional()
})
.refine(
(data) => {
return !("format" in data && "pattern" in data);
},
{
message: "Property can only have either 'format' or 'pattern', not both."
}
);
export const toolSchema = z.object({
name: z.string(),
description: z.string(),
parameters: z.object({
type: z.enum(["object", "array"]),
properties: z.record(propertySchema),
required: z.array(z.string()).optional()
}),
requestStartMessage: z.string().optional(),
operation: z.object({
method: z
.nativeEnum(AllowedHttpMethod, {
message: "Invalid method"
})
.default(AllowedHttpMethod.GET),
url: z.string().url({ message: "Invalid URL" }),
waitForResponse: z.boolean().default(true),
headers: z
.record(z.string(), z.string())
.refine(
(headers) =>
!Object.keys(headers || {}).some(
(key) =>
key.toLowerCase() === "accept" ||
key.toLowerCase() === "content-type"
),
{
message:
"Headers cannot include 'accept' or 'content-type' as they are set internally"
}
)
.optional()
})
});