雨霖铃
83 lines
3.1 KiB
TypeScript
83 lines
3.1 KiB
TypeScript
import { useCallback, useMemo, useState } from 'react';
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import { FileText } from 'lucide-react';
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import PageHeader from '@/components/PageHeader';
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import TextInputArea from '@/components/TextInputArea';
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import { formatByteSize, getTextStats } from '@/utils/textStatistics';
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import { textStatisticsPageStyles } from '@/config/pageTheme';
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import { useLazyTranslation } from '@/utils/useLazyTranslation';
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import { useContextMenuData } from '@/utils/useContextMenuData';
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/**
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* 文本统计页面组件
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*
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* 提供实时的文本分析功能，包括字符数、单词数、行数和字节大小。
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*/
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export default function Index() {
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const { t } = useLazyTranslation('textStatistics');
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const [text, setText] = useState('');
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const handleContextMenuData = useCallback((payload: string) => {
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setText(payload);
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}, []);
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useContextMenuData({ featureKey: 'textStatistics', onData: handleContextMenuData });
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// 实时计算统计信息，使用 useMemo 优化性能
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// 对于 10,000 字符以上的文本，Intl.Segmenter 也能保持良好的性能
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const stats = useMemo(() => getTextStats(text), [text]);
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const statItems = [
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{ label: t('textStatistics:characters'), value: stats.characters },
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{ label: t('textStatistics:words'), value: stats.words },
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{ label: t('textStatistics:lines'), value: stats.lines },
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{ label: t('textStatistics:bytes'), value: formatByteSize(stats.bytes) },
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];
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return (
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<div>
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<div className="p-2">
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{/* 头部区域 */}
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<PageHeader
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title={t('textStatistics:pageTitle')}
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subtitle={t('textStatistics:pageSubtitle')}
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icon={<FileText />}
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iconColor={textStatisticsPageStyles.primaryColor}
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/>
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{/* 文本输入区域 */}
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<TextInputArea
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value={text}
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onChange={setText}
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placeholder={t('textStatistics:placeholder')}
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minRows={8}
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maxRows={15}
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showClear={false}
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sx={{ marginBottom: '0.75rem' }}
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/>
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{/* 统计结果展示区域 */}
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<div className="grid grid-cols-1 md:grid-cols-4 gap-2">
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{statItems.map((item) => (
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<div
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key={item.label}
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className="p-2 text-center rounded-2xl border transition-all duration-300 ease-[cubic-bezier(0.4,0,0.2,1)] min-h-[64px] md:min-h-[90px] flex flex-row md:flex-col items-center justify-between md:justify-center px-3 md:px-2 hover:-translate-y-0.5 hover:shadow-[0_4px_12px_rgba(156,39,176,0.15)] hover:border-purple-600"
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style={{
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backgroundColor: `${textStatisticsPageStyles.primaryColor}0a`,
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borderColor: `${textStatisticsPageStyles.primaryColor}1a`,
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}}
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>
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<span className="text-gray-500 whitespace-nowrap mb-0 md:mb-1">{item.label}</span>
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<span
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className="break-all font-semibold"
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style={{ color: textStatisticsPageStyles.primaryColor }}
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>
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{item.value}
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</span>
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</div>
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))}
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</div>
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</div>
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</div>
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);
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}
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