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编辑当前文件:/home/freeclou/app.optimyar.com/backend/node_modules/reactstrap/src/Label.js

import React from 'react';
import PropTypes from 'prop-types';
import classNames from 'classnames';
import { mapToCssModules, tagPropType, isObject } from './utils';

const colWidths = ['xs', 'sm', 'md', 'lg', 'xl'];

const stringOrNumberProp = PropTypes.oneOfType([PropTypes.number, PropTypes.string]);

const columnProps = PropTypes.oneOfType([
  PropTypes.string,
  PropTypes.number,
  PropTypes.shape({
    size: stringOrNumberProp,
    order: stringOrNumberProp,
    offset: stringOrNumberProp,
  }),
]);

const propTypes = {
  children: PropTypes.node,
  hidden: PropTypes.bool,
  check: PropTypes.bool,
  size: PropTypes.string,
  for: PropTypes.string,
  tag: tagPropType,
  className: PropTypes.string,
  cssModule: PropTypes.object,
  xs: columnProps,
  sm: columnProps,
  md: columnProps,
  lg: columnProps,
  xl: columnProps,
  widths: PropTypes.array,
};

const defaultProps = {
  tag: 'label',
  widths: colWidths,
};

const getColumnSizeClass = (isXs, colWidth, colSize) => {
  if (colSize === true || colSize === '') {
    return isXs ? 'col' : `col-${colWidth}`;
  } else if (colSize === 'auto') {
    return isXs ? 'col-auto' : `col-${colWidth}-auto`;
  }

return isXs ? `col-${colSize}` : `col-${colWidth}-${colSize}`;
};

const Label = (props) => {
  const {
    className,
    cssModule,
    hidden,
    widths,
    tag: Tag,
    check,
    size,
    for: htmlFor,
    ...attributes
  } = props;

const colClasses = [];

widths.forEach((colWidth, i) => {
    let columnProp = props[colWidth];

delete attributes[colWidth];

if (!columnProp && columnProp !== '') {
      return;
    }

const isXs = !i;
    let colClass;

if (isObject(columnProp)) {
      const colSizeInterfix = isXs ? '-' : `-${colWidth}-`;
      colClass = getColumnSizeClass(isXs, colWidth, columnProp.size);

colClasses.push(mapToCssModules(classNames({
        [colClass]: columnProp.size || columnProp.size === '',
        [`order${colSizeInterfix}${columnProp.order}`]: columnProp.order || columnProp.order === 0,
        [`offset${colSizeInterfix}${columnProp.offset}`]: columnProp.offset || columnProp.offset === 0
      })), cssModule);
    } else {
      colClass = getColumnSizeClass(isXs, colWidth, columnProp);
      colClasses.push(colClass);
    }
  });

const classes = mapToCssModules(classNames(
    className,
    hidden ? 'sr-only' : false,
    check ? 'form-check-label' : false,
    size ? `col-form-label-${size}` : false,
    colClasses,
    colClasses.length ? 'col-form-label' : false
  ), cssModule);

return (
    <Tag htmlFor={htmlFor} {...attributes} className={classes} />
  );
};

Label.propTypes = propTypes;
Label.defaultProps = defaultProps;

export default Label;