import type { CodaliRuntimeAppToolContract, CodaliRuntimeAppToolGatewayContract } from "../runtime/CodaliRuntime.js";
export declare const CODALI_APP_TOOL_GATEWAY_VERSION = "codali.app_tool_gateway.v1";
export type AppToolGatewayDispatchErrorCode = "GATEWAY_TOOL_NOT_ALLOWED" | "GATEWAY_TOOL_DENIED" | "GATEWAY_CONTRACT_NOT_READ_ONLY" | "GATEWAY_ENDPOINT_REQUIRED" | "GATEWAY_SIGNATURE_REQUIRED" | "GATEWAY_INVALID_ARGS" | "GATEWAY_SCOPE_OVERRIDE_BLOCKED" | "GATEWAY_HTTP_FAILED" | "GATEWAY_RESPONSE_MALFORMED";
export declare class AppToolGatewayDispatchError extends Error {
    readonly code: AppToolGatewayDispatchErrorCode;
    readonly retryable: boolean;
    readonly details?: Record<string, unknown>;
    constructor(code: AppToolGatewayDispatchErrorCode, message: string, options?: {
        retryable?: boolean;
        details?: Record<string, unknown>;
    });
}
export interface CodaliAppToolGatewayScope extends Record<string, unknown> {
    tenant_id?: string;
    tenant_slug?: string;
    docdex_repo_id?: string;
}
export interface CodaliAppToolGatewayRequesterScope extends Record<string, unknown> {
    request_id?: string;
    owner_user_id?: string;
    api_key_id?: string;
    agent_slug?: string;
}
export interface CodaliAppToolGatewayUnsignedRequest {
    version: typeof CODALI_APP_TOOL_GATEWAY_VERSION;
    run_id: string;
    session_id?: string;
    request_id?: string;
    tenant_scope?: CodaliAppToolGatewayScope;
    requester_scope?: CodaliAppToolGatewayRequesterScope;
    tool_name: string;
    validated_args: unknown;
    timestamp: string;
    nonce: string;
    read_only: true;
    call_schema?: Record<string, unknown>;
    result_contract?: string;
    result_sources?: string[];
    source_paths?: string[];
    source_types?: string[];
}
export interface CodaliAppToolGatewaySignedRequest extends CodaliAppToolGatewayUnsignedRequest {
    signature: string;
}
export interface AppToolGatewayDispatchInput {
    runId: string;
    sessionId?: string;
    requestId?: string;
    tenantScope?: CodaliAppToolGatewayScope;
    requesterScope?: CodaliAppToolGatewayRequesterScope;
    toolName: string;
    args: unknown;
    contract: CodaliRuntimeAppToolContract;
    gateway: CodaliRuntimeAppToolGatewayContract;
    allowedTools?: string[];
    deniedTools?: string[];
    now?: () => Date;
    nonce?: () => string;
    fetchImpl?: typeof fetch;
}
export interface AppToolGatewayDispatchResult {
    request: CodaliAppToolGatewaySignedRequest;
    redactedRequest: unknown;
    responseStatus: number;
    responseText: string;
    responsePayload: unknown;
    evidencePayload: Record<string, unknown>;
    redactedResponse: unknown;
}
export declare const canonicalizeAppToolGatewayPayload: (value: unknown) => string;
export declare const signAppToolGatewayRequest: (request: CodaliAppToolGatewayUnsignedRequest, secret: string) => string;
export declare const verifyAppToolGatewayRequestSignature: (request: CodaliAppToolGatewaySignedRequest, secret: string) => boolean;
export declare const redactAppToolGatewayPayload: (value: unknown) => unknown;
export declare const buildAppToolGatewaySignedRequest: (input: {
    runId: string;
    sessionId?: string;
    requestId?: string;
    tenantScope?: CodaliAppToolGatewayScope;
    requesterScope?: CodaliAppToolGatewayRequesterScope;
    toolName: string;
    args: unknown;
    contract: CodaliRuntimeAppToolContract;
    timestamp: string;
    nonce: string;
    secret: string;
}) => CodaliAppToolGatewaySignedRequest;
export declare const dispatchAppToolGateway: (input: AppToolGatewayDispatchInput) => Promise<AppToolGatewayDispatchResult>;
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