/**
 * Server Manager
 *
 * Manages server plugin states, scanning, and comparison
 * between production and test environments.
 */
import { EventEmitter } from 'node:events';
import { type ScanProgress, type ScanProgressCallback, type ScannedPlugin, type ServerPluginState, ServerType, type VersionDifference } from './types/index.js';
/**
 * Server Manager events
 */
export interface ServerManagerEvents {
    scanStart: [serverType: ServerType];
    scanProgress: [serverType: ServerType, progress: ScanProgress];
    scanComplete: [serverType: ServerType, state: ServerPluginState];
    scanError: [serverType: ServerType, error: Error];
}
export declare class ServerManager extends EventEmitter<ServerManagerEvents> {
    private productionPath;
    private testPath;
    private dataDir;
    private productionState;
    private testState;
    constructor(productionPath: string, testPath: string, dataDir?: string);
    getPluginsPath(serverType: ServerType): string;
    private getStatePath;
    scan(serverType: ServerType, onProgress?: ScanProgressCallback): Promise<ServerPluginState>;
    scanBoth(onProgress?: (serverType: ServerType, progress: ScanProgress) => void): Promise<{
        production: ServerPluginState;
        test: ServerPluginState;
    }>;
    private saveState;
    loadState(serverType: ServerType): Promise<ServerPluginState | null>;
    getState(serverType: ServerType): ServerPluginState | null;
    get production(): ServerPluginState | null;
    get test(): ServerPluginState | null;
    findPlugin(serverType: ServerType, name: string): ScannedPlugin | undefined;
    getPluginVersion(serverType: ServerType, name: string): string | null;
    hasPlugin(serverType: ServerType, name: string): boolean;
    compareServers(): VersionDifference[];
    getProductionOnlyPlugins(): ScannedPlugin[];
    getTestOnlyPlugins(): ScannedPlugin[];
    getVersionMismatches(): Array<{
        name: string;
        production: string;
        test: string;
        productionNewer: boolean;
    }>;
    getSummary(): {
        production: {
            count: number;
            valid: boolean;
        };
        test: {
            count: number;
            valid: boolean;
        };
        differences: number;
        productionOnly: number;
        testOnly: number;
    };
    static create(productionPath: string, testPath: string, dataDir?: string, loadCached?: boolean): Promise<ServerManager>;
}
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