/**
 * Central provider registry for managing all provider types
 */
import { IBugTrackerProvider } from './interfaces/IBugTrackerProvider';
import { IDatabaseProvider } from './interfaces/IDatabaseProvider';
import { INotificationProvider } from './interfaces/INotificationProvider';
import { IPRProvider } from './interfaces/IPRProvider';
import { IAIProvider } from './interfaces/IAIProvider';
import { AIProviderType } from './ai/AIProviderFactory';
export interface ProviderConfig {
    bugTracker?: {
        type: 'azure-devops' | 'github' | 'jira';
        config?: Record<string, any>;
    };
    database?: {
        type: 'sqlite' | 'mysql' | 'postgresql';
        config?: Record<string, any>;
    };
    notification?: {
        type: 'email' | 'slack' | 'teams';
        config?: Record<string, any>;
    };
    pr?: {
        type: 'github' | 'azure-devops';
        config?: Record<string, any>;
    };
    ai?: {
        type: AIProviderType | string;
        config?: Record<string, any>;
    };
}
/**
 * Centralized provider registry for managing all provider instances
 */
export declare class ProviderRegistry {
    private static bugTrackerProvider?;
    private static databaseProvider?;
    private static notificationProvider?;
    private static prProvider?;
    private static aiProvider?;
    private static config?;
    /**
     * Initialize the provider registry with configuration
     * @param config - Provider configuration
     */
    static initialize(config?: ProviderConfig): Promise<void>;
    /**
     * Load configuration from environment variables
     */
    private static loadConfigFromEnv;
    /**
     * Get or create bug tracker provider
     */
    static getBugTrackerProvider(): Promise<IBugTrackerProvider>;
    /**
     * Get or create database provider
     */
    static getDatabaseProvider(): Promise<IDatabaseProvider>;
    /**
     * Get or create notification provider
     */
    static getNotificationProvider(): Promise<INotificationProvider>;
    /**
     * Get or create PR provider
     */
    static getPRProvider(): Promise<IPRProvider>;
    /**
     * Get or create AI provider
     */
    static getAIProvider(): Promise<IAIProvider>;
    /**
     * Reset all provider instances (useful for testing)
     */
    static reset(): void;
    /**
     * Close all provider connections
     */
    static closeAll(): Promise<void>;
}