/**
 * Copyright 2025 Vybestack LLC
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
/**
 * @plan PLAN-20260211-SESSIONRECORDING.P21
 * @requirement REQ-MGT-001, REQ-MGT-002, REQ-MGT-003
 * @pseudocode session-management.md lines 70-130
 *
 * Session management commands (core layer). Returns data objects only —
 * no table formatting, no console output, no terminal colors.
 */
import { type SessionSummary } from './types.js';
/**
 * Result of listing sessions for a project.
 */
export interface ListSessionsResult {
    sessions: SessionSummary[];
}
/**
 * Successful session deletion result.
 */
export interface DeleteSessionResult {
    ok: true;
    deletedSessionId: string;
}
/**
 * Failed session deletion result.
 */
export interface DeleteSessionError {
    ok: false;
    error: string;
}
/**
 * List all sessions matching the given project hash, sorted newest-first.
 *
 * @pseudocode session-management.md lines 75-98
 */
export declare function listSessions(chatsDir: string, projectHash: string): Promise<ListSessionsResult>;
/**
 * Delete a session identified by ref (session ID, prefix, or 1-based index).
 * Refuses to delete a session that is actively locked by another process.
 *
 * @pseudocode session-management.md lines 105-150
 */
export declare function deleteSession(ref: string, chatsDir: string, projectHash: string): Promise<DeleteSessionResult | DeleteSessionError>;