/**
 * @pwngh/economy-lab
 *
 * Copyright (c) Preston Neal
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE.md file in the root directory of this source tree.
 *
 * @license MIT
 */
import type { WorkerCtx } from '../contract.js';
import type { ReconcileInputs, ReconcileReport } from '../reconcile.js';
import type { CallOptions, Range } from '../ports.js';
/**
 * Host-implemented feed that supplies both sides of one window: the processor's settled records
 * and our ledger's records of the same events. It exists because neither the processor port nor
 * the ledger store offers a "list everything settled in this window" read.
 */
export type ReconcileFeed = {
    pull(window: Range, options?: CallOptions): Promise<ReconcileInputs>;
};
/**
 * Outcome of one sweep; each window lands in exactly one bucket.
 * - `reconciled`: the two sides matched.
 * - `drifted`: discrepancies found — a normal result that carries data, not a failure.
 * - `failed`: the feed pull threw, so the comparison never ran.
 */
export type ReconcileSummary = {
    reconciled: ReadonlyArray<ReconcileReport>;
    drifted: ReadonlyArray<ReconcileReport>;
    failed: ReadonlyArray<{
        window: Range;
        code: string;
        retryable: boolean;
    }>;
};
/**
 * Reconciles a batch of windows independently: one unreachable feed fails only its own window
 * and the rest of the batch still runs.
 *
 * @see {@link https://economy-lab-docs.pages.dev/economy/reference/background-worker/ Background
 *   worker} for how the worker schedules and sweeps reconciliation windows.
 */
export declare function reconcileDueWindows(feed: ReconcileFeed, ctx: WorkerCtx, input: {
    windows: ReadonlyArray<Range>;
}, options?: CallOptions): Promise<ReconcileSummary>;