export interface GatewayConfig {
    gateway_id: string | null;
    instance_id: string;
    created_at: string;
    last_started_at: string;
    server_assigned: boolean;
}
/**
 * Gateway Configuration Manager
 * Manages persistent gateway and instance IDs with server-assigned ID support
 *
 * Flow:
 * 1. First connection: gateway_id = null, server assigns UUID
 * 2. auth_confirmed message contains assigned gateway_id and gateway_name
 * 3. Store received IDs locally for reconnections
 * 4. Subsequent connections: send stored gateway_id
 */
export declare class GatewayConfigManager {
    private configPath;
    private config;
    constructor(configPath?: string);
    /**
     * Get or create gateway configuration
     * If GATEWAY_ID env var is set, uses that (for Docker containers)
     * If config exists with gateway_id, returns existing IDs (reconnection)
     * If config doesn't exist or has no gateway_id, returns null gateway_id (first connection)
     */
    getOrCreateConfig(): GatewayConfig;
    /**
     * Update configuration with server-assigned gateway_id
     * Called when auth_confirmed message is received from Type 1 server
     * NOTE: gateway_name is NOT stored locally - it's managed server-side only
     */
    updateServerAssignedId(gatewayId: string): void;
    /**
     * Check if this is a first connection (no stored gateway_id)
     */
    isFirstConnection(): boolean;
    /**
     * Load configuration from file
     * Returns null if file doesn't exist or is invalid
     */
    private loadConfig;
    /**
     * Save configuration to file
     */
    private saveConfig;
    /**
     * Get current configuration
     * Returns null if config hasn't been loaded/generated
     */
    getConfig(): GatewayConfig | null;
    /**
     * Get gateway ID
     */
    getGatewayId(): string | null;
    /**
     * Get instance ID
     */
    getInstanceId(): string | null;
    /**
     * Reset configuration (delete config file)
     * Use with caution - this will force regeneration of IDs on next start
     */
    resetConfig(): void;
    /**
     * Clear the stored gateway_id to request a new server-assigned ID
     * Used when ownership conflict is detected (gateway_id owned by different user)
     * This allows reconnection with the same API key but a fresh gateway ID
     */
    clearGatewayId(): void;
}
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