GenExam-IA/frontend/src/components/ui/Modal.jsx

import { useEffect } from "react";
import { createPortal } from "react-dom";
import Button from "./Button";
import Icon from "./Icon";

export default function Modal({ open, onClose, title, children, footer, large }) {
  useEffect(() => {
    if (!open) return;
    const onKey = (e) => e.key === "Escape" && onClose?.();
    window.addEventListener("keydown", onKey);
    const prevOverflow = document.body.style.overflow;
    document.body.style.overflow = "hidden";
    return () => {
      window.removeEventListener("keydown", onKey);
      document.body.style.overflow = prevOverflow;
    };
  }, [open, onClose]);

  if (!open) return null;

  return createPortal(
    <div className="modal-overlay" onMouseDown={onClose}>
      <div
        className={`modal ${large ? "modal-lg" : ""}`}
        onMouseDown={(e) => e.stopPropagation()}
      >
        {title && (
          <div className="modal-head">
            <h3>{title}</h3>
            <span style={{ flex: 1 }} />
            <button className="toast-close" type="button" aria-label="Cerrar" onClick={onClose}>
              <Icon name="close" size={16} />
            </button>
          </div>
        )}
        <div className="modal-body">{children}</div>
        {footer && <div className="modal-foot">{footer}</div>}
      </div>
    </div>,
    document.body
  );
}

export function ConfirmDialog({
  open,
  title = "¿Confirmar?",
  message,
  confirmLabel = "Confirmar",
  danger,
  loading,
  onConfirm,
  onClose,
}) {
  return (
    <Modal
      open={open}
      onClose={onClose}
      title={title}
      footer={
        <>
          <Button variant="ghost" onClick={onClose} disabled={loading}>
            Cancelar
          </Button>
          <Button
            variant={danger ? "danger" : "primary"}
            onClick={onConfirm}
            loading={loading}
          >
            {confirmLabel}
          </Button>
        </>
      }
    >
      <p className="text-soft" style={{ margin: 0 }}>
        {message}
      </p>
    </Modal>
  );
}