/**
 * postgres-mcp - Sandbox Factory
 *
 * Mode selection factory for choosing between VM and Worker sandboxes.
 * Allows runtime configuration of the sandbox mode.
 */
import type { SandboxOptions, PoolOptions, SandboxResult } from "./types.js";
/** Available sandbox modes */
export type SandboxMode = "vm" | "worker";
/** Common sandbox interface */
export interface ISandbox {
    execute(code: string, bindings: Record<string, unknown>, timeoutMs?: number): Promise<SandboxResult>;
}
/** Common pool interface */
export interface ISandboxPool {
    execute(code: string, bindings: Record<string, unknown>, timeoutMs?: number): Promise<SandboxResult>;
    getActiveCount?: () => number;
    readonly poolId?: string;
}
/** Information about a sandbox mode */
export interface SandboxModeInfo {
    mode: SandboxMode;
    description: string;
    securityLevel: "basic" | "production";
    isolation: string;
}
/**
 * Set the default sandbox mode for new sandbox instances.
 */
export declare function setDefaultSandboxMode(mode: SandboxMode): void;
/**
 * Get the current default sandbox mode.
 */
export declare function getDefaultSandboxMode(): SandboxMode;
/**
 * Get all available sandbox modes.
 */
export declare function getAvailableSandboxModes(): SandboxMode[];
/**
 * Create a sandbox instance for the specified mode.
 *
 * Note: VM-based sandbox uses static factory (CodeModeSandbox.create()),
 * worker-based sandbox uses constructor (new WorkerSandbox()).
 */
export declare function createSandbox(mode?: SandboxMode, options?: SandboxOptions): ISandbox;
/**
 * Create a sandbox pool for the specified mode.
 *
 * Note: VM-based pool uses (poolOptions, sandboxOptions) arg order,
 * worker-based pool uses (sandboxOptions, poolOptions) arg order.
 * This factory normalizes the interface.
 */
export declare function createSandboxPool(mode?: SandboxMode, sandboxOptions?: SandboxOptions, poolOptions?: PoolOptions): ISandboxPool;
/**
 * Get information about a sandbox mode.
 */
export declare function getSandboxModeInfo(mode?: SandboxMode): SandboxModeInfo;
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