import { z } from "zod";

export type ToolContext = { sessionID: string; callID?: string; signal?: AbortSignal };

// Keep business schemas and executors independent from OpenCode's plugin API.
export function tool<Args extends z.ZodRawShape>(definition: {
  description: string;
  args: Args;
  execute(args: z.infer<z.ZodObject<Args>>, context: ToolContext): Promise<string>;
}) {
  return definition;
}

tool.schema = z;