import type { StandardSchemaV1 } from "@standard-schema/spec"

export namespace Tool {

interface Metadata {

[key: string]: any

}

export type Context<M extends Metadata = Metadata> = {

sessionID: string

messageID: string

abort: AbortSignal

metadata(input: { title?: string; metadata?: M }): void

}

export interface Info<Parameters extends StandardSchemaV1 = StandardSchemaV1, M extends Metadata = Metadata> {

id: string

description: string

parameters: Parameters

execute(

args: StandardSchemaV1.InferOutput<Parameters>,

ctx: Context,

): Promise<{

title: string

metadata: M

output: string

}>

}

export function define<Parameters extends StandardSchemaV1, Result extends Metadata>(

input: Info<Parameters, Result>,

): Info<Parameters, Result> {

return input

}

}