import { BaseProvider } from './base-provider.js';
import { OMSSConfig } from '../core/types/index.js';
export interface ProviderRegistryConfig {
    proxyBaseUrl?: string;
    host?: string;
    port?: number;
    protocol?: 'http' | 'https';
    proxyConfig?: OMSSConfig['proxyConfig'];
}
export declare class ProviderRegistry {
    private providers;
    constructor(config?: ProviderRegistryConfig);
    /**
     * Register a provider instance
     */
    register(provider: BaseProvider): void;
    /**
     * Unregister a provider
     */
    unregister(providerId: string): boolean;
    /**
     * Auto-discover and register providers from a directory (recursive)
     */
    discoverProviders(directory: string): Promise<void>;
    /**
     * Get all providers
     */
    getProviders(): BaseProvider[];
    /**
     * Get provider by ID
     */
    getProvider(id: string): BaseProvider | undefined;
    /**
     * Get enabled providers only
     */
    getEnabledProviders(): BaseProvider[];
    /**
     * Check if a provider exists
     */
    hasProvider(id: string): boolean;
    /**
     * Get provider count
     */
    get count(): number;
    /**
     * Health check all providers
     */
    healthCheckAll(): Promise<Map<string, boolean>>;
    /**
     * List all registered provider IDs
     */
    listProviders(): string[];
    /**
     * Clear all providers
     */
    clear(): void;
}
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