export declare namespace PerfectValidator {
    type ValidationType = 'S' | 'N' | 'B' | 'L' | 'M' | 'EMAIL' | 'URL' | 'DATE' | 'PHONE' | 'REGEX';
    const ValidationTypes: Record<string, ValidationType>;
    const DataTypeDescriptions: Record<ValidationType, string>;
    interface ValidationDependency {
        field: string;
        condition: (value: any) => boolean;
        validate: (value: any, dependentValue: any, fullData?: any) => boolean;
        message: string;
        optional?: boolean;
        isRequired?: boolean;
    }
    interface IValidationTypeParams {
        type: string;
        description: string;
        params: {
            name: string;
            type: string;
            description: string;
            required?: boolean;
        }[];
    }
    interface ValidationRule {
        type?: ValidationType;
        optional?: boolean;
        default?: any;
        message?: string;
        minLength?: number;
        maxLength?: number;
        pattern?: string;
        min?: number;
        max?: number;
        integer?: boolean;
        decimal?: boolean;
        decimals?: number;
        items?: ValidationRule | string;
        fields?: {
            [key: string]: ValidationRule | string;
        };
        values?: any[];
        dependsOn?: ValidationDependency | ValidationDependency[];
        validate?: (value: any) => boolean;
    }
    interface ValidationModel {
        [key: string]: ValidationRule | string;
    }
    interface ValidationError {
        field: string;
        message: string;
    }
    interface ModelValidationResponse {
        isValid: boolean;
        errors: string[] | null;
    }
    type ValidationResponse<T> = {
        isValid: true;
        data: T;
    } | {
        isValid: false;
        errors: ValidationError[];
    } | null;
    interface ModelVersion {
        version: number;
        model: string;
        createdAt: Date;
    }
    interface IModelStorage {
        storeModelVersion(modelName: string, model: string, version: number, collection?: string): Promise<void>;
        getLatestModelVersion(modelName: string, collection?: string): Promise<ModelVersion | null>;
        getModelVersion(modelName: string, version: number, collection?: string): Promise<ModelVersion | null>;
        listModelVersions(modelName: string, collection?: string): Promise<number[]>;
        insertModel(modelName: string, model: ValidationModel, collection?: string): Promise<void>;
        updateModel(modelName: string, model: ValidationModel, collection?: string): Promise<void>;
        getModel(modelName: string, collection?: string): Promise<string | null>;
    }
    interface IModelCache {
        setModel(modelName: string, serializedModel: string): Promise<void>;
        getModel(modelName: string): Promise<string | null>;
        invalidateModel(modelName: string): Promise<void>;
        setModelWithVersion(modelName: string, serializedModel: string, version?: number): Promise<void>;
    }
}
export declare function isValidationError<T>(response: PerfectValidator.ValidationResponse<T> | null): response is {
    isValid: false;
    errors: PerfectValidator.ValidationError[];
};