import { FormGroup } from '@angular/forms';
import { TranslateService } from './translate.service';
import * as i0 from "@angular/core";
/**
 * Configuration options for form validation
 */
interface ValidationOptions {
    /**
     * When true, displays a warning message when an input reaches its maximum length.
     * This helps users know they've reached the character limit for a field.
     * Default: false
     */
    showMaxLengthWarning?: boolean;
    /**
     * When true, immediately marks all form controls as "dirty", causing validation
     * errors to display right away without waiting for user interaction.
     * Use this when you want to show all validation errors at once, such as after
     * a form submission attempt.
     * Default: false
     */
    markFieldsAsDirty?: boolean;
}
export declare class FormValidatorService {
    private translationService;
    private translations;
    constructor(translationService: TranslateService);
    /**
      * Sets up form validation with visual feedback for all controls in the form
      *
      * @param form The Angular FormGroup to validate
      * @param options Configuration options:
      *   - markFieldsAsDirty: When true, immediately shows all validation errors without waiting for user interaction
      *   - showMaxLengthWarning: When true, shows a warning when an input field reaches its maximum character length
      */
    validateForm(form: FormGroup, options?: ValidationOptions): void;
    /**
     * Validates a single form field and updates UI accordingly
     * @param controlName Form control name
     * @param form The form containing the control
     * @param showMaxLengthWarning Whether to show warning when max length is reached
     */
    validateField(controlName: string, form: FormGroup, showMaxLengthWarning?: boolean): void;
    /**
     * Creates a message element for validation feedback
     */
    private createMessageElement;
    /**
     * Removes existing validation messages for a control
     */
    private removeExistingMessages;
    /**
     * Handles the display of validation errors
     */
    handleErrorState(errorElement: HTMLSpanElement, controlName: string, inputElement: HTMLInputElement, form: FormGroup, parentElement: HTMLElement | null): void;
    /**
     * Handles the display of valid state and max length warnings
     */
    handleValidState(errorElement: HTMLSpanElement, inputElement: HTMLInputElement, warningElement: HTMLSpanElement, parentElement: HTMLElement | null, controlName: string, form: FormGroup, showMaxLengthWarning?: boolean): void;
    /**
     * Checks if input has reached its maximum length
     */
    private isMaxLengthReached;
    /**
     * Displays max length warning message
     */
    displayMaxLengthWarning(warningElement: HTMLSpanElement, parentElement: HTMLElement | null, controlName: string): void;
    /**
     * Prioritizes and returns the appropriate error message
     */
    getErrorMessage(errors: string[]): string;
    static ɵfac: i0.ɵɵFactoryDeclaration<FormValidatorService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<FormValidatorService>;
}
export {};