import {previewMedia} from '@tarojs/taro'; import dayjs from 'dayjs'; import {useEffect, useState} from 'react'; export function usePreview() { return function (files) { const sources = files.map(function (url) { return {url}; }); return function () { previewMedia({ sources, }); }; }; } export function useOrderState(states, anomaly, {time}) { const [state, setState] = useState({className: '', msg: ''}); useEffect( function () { switch (true) { case states === '0': { const diffDay = dayjs(time).diff( dayjs(dayjs().format('YYYY-MM-DD')), 'd', ); if (diffDay < 0) { setState({className: 'bg-red-400', msg: '送货逾期'}); break; } setState({className: 'bg-gray-400', msg: '正在送货'}); break; } case states === '1': setState({ className: anomaly === '1' ? 'bg-red-500' : 'bg-primary', msg: anomaly === '1' ? '订单异常' : '已送达', }); break; } }, [states, anomaly, time], ); return state; }