import { ValidationOptions } from "class-validator";
export type Numeric = number | `${number}`;
export type Booleanish = boolean | "true" | "1" | "false" | "0";
export type Optional<T> = T | undefined;
export type Nullable<T> = T | null;
export type Maybe<T> = T | null | undefined;
export type NestedKeyOf<ObjectType extends object> = {
    [Key in keyof ObjectType & (string | number)]: ObjectType[Key] extends object ? `${Key}` | `${Key}.${NestedKeyOf<ObjectType[Key]>}` : `${Key}`;
}[keyof ObjectType & (string | number)];
export declare const createFieldPath: <T extends Record<string, any>>(path: NestedKeyOf<T>) => NestedKeyOf<T>;
export type Prettify<T> = {
    [K in keyof T]: T[K];
} & {};
export declare function IsDateOrConvertible(validationOptions?: ValidationOptions): (object: Record<string, unknown>, propertyName: string) => void;
export declare class PaginationOptions {
    limit?: number;
    page?: number;
}
export declare class DateFilter {
    from?: Date | string | number;
    to?: Date | string | number;
}
export declare class NumberRange {
    min?: number;
    max?: number;
}
export declare class BaseFilter {
    id?: string | string[];
    createdBy?: string | string[];
    updatedBy?: string | string[];
    deletedBy?: string | string[];
    isDeleted?: boolean;
    isActive?: boolean;
    createdAt?: DateFilter;
    updatedAt?: DateFilter;
    deletedAt?: DateFilter;
}
export type TypedSort<T> = Partial<Record<keyof T, "asc" | "desc">>;
export type PrefixedKeys<T extends Record<string, any>, Prefix extends string> = `${Prefix}.${keyof T & string}`;
export type TypedSelect<T, Nested extends Record<string, any>> = keyof T | {
    [K in keyof Nested]: PrefixedKeys<Nested[K], K & string>;
}[keyof Nested];
export declare class TypedFilter extends BaseFilter {
    [key: string]: unknown;
}
export declare class TypedOptions<T extends Record<string, any>> extends PaginationOptions {
    sort?: TypedSort<T>;
    select?: string | string[];
    validate(): string[];
    static fromPlain(plain: Record<string, unknown>): TypedOptions<Record<string, any>>;
    static toPlain(entity: any): Record<string, unknown>;
}
export declare function formatImageUrl(src: string | null | undefined): string | null;