import { Observable } from 'rxjs';
import { YnkapError, RetryOptions } from '../../error-handling/models/error.model';
import * as i0 from "@angular/core";
export interface RetryState {
    attemptNumber: number;
    maxRetries: number;
    nextRetryDelayMs: number;
    canRetry: boolean;
    lastError?: YnkapError;
    transactionId?: string;
}
export declare class RetryService {
    private retryStates;
    private defaultRetryOptions;
    /**
     * Initialize retry state for a transaction
     */
    initializeRetryState(transactionId: string, options?: Partial<RetryOptions>): RetryState;
    /**
     * Get retry state for a transaction
     */
    getRetryState(transactionId: string): RetryState | null;
    /**
     * Check if an error is retryable
     */
    isRetryable(error: YnkapError, options?: Partial<RetryOptions>): boolean;
    /**
     * Calculate next retry delay with exponential backoff
     */
    calculateRetryDelay(attemptNumber: number, options?: Partial<RetryOptions>): number;
    /**
     * Update retry state after an attempt
     */
    updateRetryState(transactionId: string, error: YnkapError): RetryState | null;
    /**
     * Execute retry with proper delay and state management
     */
    executeRetry<T>(transactionId: string, retryFn: () => Observable<T>, options?: Partial<RetryOptions>): Observable<T>;
    /**
     * Clear retry state for a transaction
     */
    clearRetryState(transactionId: string): void;
    /**
     * Get human-readable retry information
     */
    getRetryInfo(transactionId: string): string;
    /**
     * Check if automatic retry should be attempted
     */
    shouldAutoRetry(error: YnkapError): boolean;
    static ɵfac: i0.ɵɵFactoryDeclaration<RetryService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<RetryService>;
}