import React, { ReactElement, ReactNode, useState } from "react";
import {
  Button,
  ButtonVariant,
  Modal,
  ModalVariant,
} from "@patternfly/react-core";
import { useTranslation } from "react-i18next";

export const useConfirmDialog = (
  props: ConfirmDialogProps
): [() => void, () => ReactElement] => {
  const [show, setShow] = useState(false);

  function toggleDialog() {
    setShow((show) => !show);
  }

  const Dialog = () => (
    <ConfirmDialogModal
      key="confirmDialog"
      {...props}
      open={show}
      toggleDialog={toggleDialog}
    />
  );
  return [toggleDialog, Dialog];
};

export interface ConfirmDialogModalProps extends ConfirmDialogProps {
  open: boolean;
  toggleDialog: () => void;
}

export type ConfirmDialogProps = {
  titleKey: string;
  messageKey?: string;
  noCancelButton?: boolean;
  confirmButtonDisabled?: boolean;
  cancelButtonLabel?: string;
  continueButtonLabel?: string;
  continueButtonVariant?: ButtonVariant;
  variant?: ModalVariant;
  onConfirm: () => void;
  onCancel?: () => void;
  children?: ReactNode;
};

export const ConfirmDialogModal = ({
  titleKey,
  messageKey,
  noCancelButton,
  cancelButtonLabel,
  continueButtonLabel,
  continueButtonVariant,
  onConfirm,
  onCancel,
  children,
  open = true,
  variant = ModalVariant.small,
  toggleDialog,
  confirmButtonDisabled,
}: ConfirmDialogModalProps) => {
  const { t } = useTranslation();
  return (
    <Modal
      title={t(titleKey)}
      isOpen={open}
      onClose={toggleDialog}
      variant={variant}
      actions={[
        <Button
          id="modal-confirm"
          data-testid="modalConfirm"
          key="confirm"
          isDisabled={confirmButtonDisabled}
          variant={continueButtonVariant || ButtonVariant.primary}
          onClick={() => {
            onConfirm();
            toggleDialog();
          }}
        >
          {t(continueButtonLabel || "common:continue")}
        </Button>,
        !noCancelButton && (
          <Button
            id="modal-cancel"
            key="cancel"
            variant={ButtonVariant.link}
            onClick={() => {
              if (onCancel) onCancel();
              toggleDialog();
            }}
          >
            {t(cancelButtonLabel || "common:cancel")}
          </Button>
        ),
      ]}
    >
      {!messageKey && children}
      {messageKey && t(messageKey)}
    </Modal>
  );
};