/**
 * Multiplexer abstraction layer
 *
 * Provides a unified interface for terminal multiplexers (tmux, zellij, etc.)
 * to spawn and manage panes for child agent sessions.
 */
import type { MultiplexerConfig, MultiplexerLayout } from '../config/schema';
export interface PaneResult {
    success: boolean;
    paneId?: string;
}
/**
 * Core multiplexer interface
 * Implementations: TmuxMultiplexer, ZellijMultiplexer
 */
export interface Multiplexer {
    readonly type: 'tmux' | 'zellij';
    /**
     * Check if the multiplexer binary is available on the system
     */
    isAvailable(): Promise<boolean>;
    /**
     * Check if currently running inside a multiplexer session
     */
    isInsideSession(): boolean;
    /**
     * Spawn a new pane running the given command
     * @param sessionId - The OpenCode session ID to attach to
     * @param description - Human-readable description for the pane
     * @param serverUrl - The OpenCode server URL to attach to
     * @param directory - The project directory to attach from
     */
    spawnPane(sessionId: string, description: string, serverUrl: string, directory: string): Promise<PaneResult>;
    /**
     * Close a pane by its ID
     * @param paneId - The pane ID returned by spawnPane
     * @returns true if successfully closed
     */
    closePane(paneId: string): Promise<boolean>;
    /**
     * Apply layout to rebalance panes
     * @param layout - The layout type to apply
     * @param mainPaneSize - Percentage for main pane (for main-* layouts)
     */
    applyLayout(layout: MultiplexerLayout, mainPaneSize: number): Promise<void>;
}
/**
 * Factory function type for creating multiplexer instances
 */
export type MultiplexerFactory = (config: MultiplexerConfig) => Multiplexer;
/**
 * Server health check utility (shared across implementations)
 */
export declare function isServerRunning(serverUrl: string, timeoutMs?: number, maxAttempts?: number): Promise<boolean>;