import type { BackendType } from '../adapters/backend/types.js';
import type { RiffBackendConfig } from '../adapters/backend/riff-backend.js';
import { cancelRiffTaskById } from '../adapters/backend/riff-backend.js';
import { killPersistentSession, probePersistentSession } from './persistent-backend.js';
export type ExplicitSessionBackingCleanupResult = {
    ok: true;
    kind: 'skipped_adopted' | 'no_backing';
} | {
    ok: true;
    kind: 'destroyed_persistent';
    backendType: 'tmux' | 'herdr' | 'zellij' | 'zmx';
    name: string;
} | {
    ok: true;
    kind: 'cancelled_riff';
    taskId: string;
} | {
    ok: false;
    kind: 'persistent_destroy_failed' | 'riff_config_missing' | 'riff_cancel_failed';
    backendType: BackendType;
    taskId?: string;
    error?: string;
};
export interface ExplicitSessionBackingCleanupInput {
    sessionId: string;
    backendType?: BackendType;
    riffParentTaskId?: string;
    /** Adopted panes/agents are user-owned. Explicit Botmux close only detaches
     * its logical row and must never destroy the observed backing resource. */
    adopted?: boolean;
    /** Current authoritative config for the row's bot. Required only when the
     * row is frozen to Riff and still carries a remote task id. */
    riffConfig?: RiffBackendConfig;
}
export interface ExplicitSessionBackingCleanupDeps {
    cancelRiffTask?: typeof cancelRiffTaskById;
    killPersistent?: typeof killPersistentSession;
    probePersistent?: typeof probePersistentSession;
}
/**
 * Destroy the Botmux-owned backing resource before an offline/worker-less
 * explicit close is published.
 *
 * This helper never mutates the session record. In particular, callers may
 * erase `riffParentTaskId` only after `kind === 'cancelled_riff'`; a failed or
 * unconfigurable cancellation therefore retains the durable retry handle.
 */
export declare function cleanupExplicitSessionBacking(input: ExplicitSessionBackingCleanupInput, deps?: ExplicitSessionBackingCleanupDeps): Promise<ExplicitSessionBackingCleanupResult>;
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