ant-design/components/rate/index.tsx

import * as React from 'react';
import RcRate from 'rc-rate';
import omit from 'omit.js';
import StarFilled from '@ant-design/icons/StarFilled';

import Tooltip from '../tooltip';
import { ConfigContext } from '../config-provider';

export interface RateProps {
  prefixCls?: string;
  count?: number;
  value?: number;
  defaultValue?: number;
  allowHalf?: boolean;
  allowClear?: boolean;
  disabled?: boolean;
  tooltips?: Array<string>;
  onChange?: (value: number) => void;
  onHoverChange?: (value: number) => void;
  character?: React.ReactNode;
  className?: string;
  style?: React.CSSProperties;
}

interface RateNodeProps {
  index: number;
}

const Rate = React.forwardRef<unknown, RateProps>((props, ref) => {
  const characterRender = (node: React.ReactElement, { index }: RateNodeProps) => {
    const { tooltips } = props;
    if (!tooltips) return node;
    return <Tooltip title={tooltips[index]}>{node}</Tooltip>;
  };

  const { getPrefixCls, direction } = React.useContext(ConfigContext);
  const { prefixCls, ...restProps } = props;
  const rateProps = omit(restProps, ['tooltips']);
  const ratePrefixCls = getPrefixCls('rate', prefixCls);

  return (
    <RcRate
      ref={ref}
      characterRender={characterRender}
      {...rateProps}
      prefixCls={ratePrefixCls}
      direction={direction}
    />
  );
});

Rate.displayName = 'Rate';

Rate.defaultProps = {
  character: <StarFilled />,
};

export default Rate;