import type { BaseStore } from "./store/index.js";
export interface InjectedToolOptions<S, Args extends Record<string, unknown>> {
    name: string;
    description: string;
    /** JSON Schema for the tool's arguments (visible to LLM — no injected params) */
    schema: Record<string, unknown>;
    /** Tool implementation receiving args + injected dependencies */
    fn: (args: Args, injected: {
        state: S;
        store: BaseStore | null;
    }) => Promise<unknown> | unknown;
}
export interface InjectedTool<S, Args extends Record<string, unknown>> {
    name: string;
    description: string;
    schema: Record<string, unknown>;
    /** Call the tool — state and store are injected from runtime context */
    fn: (args: Args) => Promise<unknown>;
}
/**
 * Create a tool that automatically receives state and store from the
 * runtime context. The schema only includes the tool's own arguments,
 * not the injected dependencies.
 */
export declare function createInjectedTool<S, Args extends Record<string, unknown>>(opts: InjectedToolOptions<S, Args>): InjectedTool<S, Args>;
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