import type { ChangeEvent, JSX } from 'react';
import { useCallback, useRef, useState } from 'react';
import { useRect } from '@growi/ui/dist/utils';
import { useTranslation } from 'next-i18next';
import type { AutosizeInputProps } from 'react-input-autosize';
import { debounce } from 'throttle-debounce';

import type { InputValidationResult } from '~/client/util/use-input-validator';
import {
  useInputValidator,
  ValidationTarget,
} from '~/client/util/use-input-validator';

import {
  AutosizeSubmittableInput,
  getAdjustedMaxWidthForAutosizeInput,
} from '../Common/SubmittableInput';
import type { SubmittableInputProps } from '../Common/SubmittableInput/types';

type Props = Pick<
  SubmittableInputProps<AutosizeInputProps>,
  'value' | 'onSubmit' | 'onCancel'
>;

export const BookmarkItemRenameInput = (props: Props): JSX.Element => {
  const { t } = useTranslation();

  const { value, onSubmit, onCancel } = props;

  const parentRef = useRef<HTMLDivElement>(null);
  const [parentRect] = useRect(parentRef);

  const [validationResult, setValidationResult] =
    useState<InputValidationResult>();

  const inputValidator = useInputValidator(ValidationTarget.PAGE);

  const changeHandler = useCallback(
    async (e: ChangeEvent<HTMLInputElement>) => {
      const validationResult = inputValidator(e.target.value);
      setValidationResult(validationResult ?? undefined);
    },
    [inputValidator],
  );
  const changeHandlerDebounced = debounce(300, changeHandler);

  const cancelHandler = useCallback(() => {
    setValidationResult(undefined);
    onCancel?.();
  }, [onCancel]);

  const isInvalid = validationResult != null;

  const maxWidth =
    parentRect != null
      ? getAdjustedMaxWidthForAutosizeInput(
          parentRect.width,
          'md',
          validationResult != null ? false : undefined,
        )
      : undefined;

  return (
    <div className="flex-fill" ref={parentRef}>
      <AutosizeSubmittableInput
        value={value}
        inputClassName={`form-control ${isInvalid ? 'is-invalid' : ''}`}
        inputStyle={{ maxWidth }}
        placeholder={t('Input page name')}
        aria-describedby={
          isInvalid ? 'bookmark-item-rename-input-feedback' : undefined
        }
        autoFocus
        onChange={changeHandlerDebounced}
        onSubmit={onSubmit}
        onCancel={cancelHandler}
      />
      {isInvalid && (
        <div
          id="bookmark-item-rename-input-feedback"
          className="invalid-feedback d-block my-1"
        >
          {validationResult.message}
        </div>
      )}
    </div>
  );
};