/**
 * Terminal Registry - Manages all connected terminals
 */
import { EventEmitter } from 'events';
import { WebSocket } from 'ws';
import { TerminalStatus } from '@latestgraviton/protocol';
import { TerminalSession, TerminalFilterOptions, TerminalRegistrationRequest, TerminalRegistrationResponse } from './types';
/**
 * Terminal Registry Manager
 */
export declare class TerminalRegistry extends EventEmitter {
    private terminals;
    private terminalsByToken;
    private terminalsByCapability;
    private terminalsBySpecialization;
    private logger;
    private config;
    constructor();
    /**
     * Register a new terminal
     */
    register(ws: WebSocket, request: TerminalRegistrationRequest, ipAddress: string, userAgent?: string): Promise<TerminalRegistrationResponse>;
    /**
     * Get terminal by ID
     */
    getTerminal(terminalId: string): TerminalSession | undefined;
    /**
     * Get terminal by token
     */
    getTerminalByToken(token: string): TerminalSession | undefined;
    /**
     * Get all terminals
     */
    getAllTerminals(): TerminalSession[];
    /**
     * Get connected terminals
     */
    getConnectedTerminals(): TerminalSession[];
    /**
     * Get terminals by filter
     */
    getTerminalsByFilter(filter: TerminalFilterOptions): TerminalSession[];
    /**
     * Get terminals by capability
     */
    getTerminalsByCapability(capability: string): TerminalSession[];
    /**
     * Get terminals by specialization
     */
    getTerminalsBySpecialization(specialization: string): TerminalSession[];
    /**
     * Update terminal status
     */
    updateStatus(terminalId: string, status: TerminalStatus): void;
    /**
     * Update terminal heartbeat
     */
    updateHeartbeat(terminalId: string, metrics?: {
        cpuUsage: number;
        memoryUsage: number;
        tokenUsage: number;
    }): void;
    /**
     * Add task to terminal
     */
    addTask(terminalId: string, taskId: string): void;
    /**
     * Remove task from terminal
     */
    removeTask(terminalId: string, taskId: string, success?: boolean): void;
    /**
     * Disconnect terminal
     */
    disconnect(terminalId: string, reason?: string): void;
    /**
     * Check for missed heartbeats
     */
    checkHeartbeats(maxHeartbeatAge?: number): string[];
    /**
     * Get registry statistics
     */
    getStatistics(): {
        totalTerminals: number;
        connectedTerminals: number;
        idleTerminals: number;
        busyTerminals: number;
        totalTasks: number;
        capabilities: {
            [key: string]: number;
        };
        specializations: {
            [key: string]: number;
        };
    };
    /**
     * Create initial performance metrics
     */
    private createInitialMetrics;
    /**
     * Clean up resources
     */
    cleanup(): void;
}
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