import type { Request } from 'express';
import Collection from '../../Collections/Collection';
import type { AnyRecord, AnyValue, Logger } from '../../Contracts';
export default abstract class FormRequest {
    protected request: Request;
    /**
     * The logger instance.
     */
    protected _logger?: Logger;
    constructor(request: Request);
    /**
     * Set the request logger.
     */
    setLogger(logger: Logger): void;
    /**
     * Get the logger instance.
     */
    logger(): Logger | undefined;
    /**
     * Get params from route.
     */
    segments(): Collection<string>;
    /**
     * Get param from route.
     */
    segment<T = AnyValue>(key: string, callback?: AnyValue): T;
    /**
     * Get params from route for the given key.
     */
    route<T = AnyValue>(key: string, callback?: AnyValue): T;
    /**
     * Get collection of request attributes.
     */
    collect(): Collection<AnyRecord>;
    /**
     * Get value from request.
     */
    get<T = AnyValue>(key: string, callback?: AnyValue): T;
    /**
     * Get all attributes from request body and query.
     */
    all(keys?: string[]): AnyRecord;
    /**
     * Get only given keys from request body and query.
     */
    only<T = AnyValue>(keys?: string | string[]): Record<string, T>;
    /**
     * Get value from request body.
     */
    input<T = AnyValue>(key: string, callback?: AnyValue): T;
    /**
     * Get value from query strings.
     */
    query<T = AnyValue>(key: string, callback?: AnyValue): T;
    /**
     * Get value from request body and query as string.
     */
    string(key: string, callback?: string): string;
    /**
     * Get value from request body and query as string.
     */
    number(key: string, callback?: number): number;
    /**
     * Get value from request body and query as boolean.
     */
    boolean(key: string, callback?: boolean): boolean;
    /**
     * Get value from request body and query as array.
     */
    array<T = AnyValue>(key: string, callback?: []): T[];
    /**
     * Check if given key exists in request body or query parameters and has valid value.
     */
    filled(keys: string | string[]): boolean;
    /**
     * Check if given key exists in request body or query parameters.
     */
    exists(keys: string | string[]): boolean;
    /**
     * Get the real request instance.
     */
    getRequest(): Request;
    /**
     * Check the request method type.
     */
    isMethod(method: string): boolean;
}