import Joi from "joi";
import BaseException from "../base.exception";
/**
 * @fileoverview Validation exception (HTTP 422)
 * @author dr. Salmi <reevosolutions@gmail.com>
 */
/**
 * Exception thrown when input validation fails.
 * Corresponds to HTTP 422 Unprocessable Entity status code.
 * Supports both Joi validation errors and custom field errors.
 *
 * @class ValidationException
 * @extends {BaseException}
 * @example
 * ```typescript
 * // With custom field errors
 * throw new ValidationException('Validation failed', {
 *   email: { value: 'invalid-email', message: 'Email format is invalid' }
 * });
 *
 * // With Joi validation error
 * throw new ValidationException('Validation failed', joiValidationError);
 * ```
 */
declare class ValidationException extends BaseException {
    /**
     * Field-specific validation errors
     * @type {ErrorFields}
     */
    readonly fields: ErrorFields;
    /**
     * Indicates if this exception was created from a Joi validation error
     * @type {boolean}
     */
    readonly isJoi: boolean;
    /**
     * Indicates if this exception was created from a Mongoose validation error
     * @type {boolean}
     */
    readonly isMongoose: boolean;
    /**
     * Indicates if this exception was created from a Celebrate validation error
     * @type {boolean}
     */
    readonly isCelebrate: boolean;
    /**
     * Creates an instance of ValidationException.
     *
     * @param {string} [message='Validation failed'] - The error message
     * @param {ErrorFields | Joi.ValidationError} [fields={}] - Field errors or Joi validation error
     * @param {Record<string, any>} [context] - Additional context
     * @memberof ValidationException
     */
    constructor(message?: string, fields?: ErrorFields | Joi.ValidationError, context?: Record<string, any>);
    /**
     * Returns a JSON representation of the validation exception
     *
     * @returns {object} JSON representation including field errors
     * @memberof ValidationException
     */
    toJSON(): object;
}
export default ValidationException;