import { ValidationErrors, UntypedFormControl } from '@angular/forms';

const passwordPattern = /^(?=.*?[A-Z])(?=.*?[a-z])(?=.*?[0-9])(?=.*?[#?!@$%^&*-]).{8,20}$/;

export const PasswordRuleValidator = (control: UntypedFormControl): ValidationErrors | null => {
	const value = control.value;
	if (!value) {
		return null;
	}

	return passwordPattern.test(value) ? null : { invalidPattern: true };
};