/** * 滚动情报文本处理:转为简体中文,过滤非中文内容 */ import { Converter } from 'opencc-js/t2cn' const t2s = Converter({ from: 'twp', to: 'cn' }) /** 简体中文字符范围 */ const ZH_REGEX = /[\u4e00-\u9fff]/g /** 文本中中文占比是否达标(至少30%) */ export function isMostlyChinese(text: string): boolean { if (!text?.trim()) return false const zh = text.match(ZH_REGEX) const zhCount = zh ? zh.length : 0 return zhCount / text.length >= 0.3 } /** 繁体转简体 */ export function toSimplifiedChinese(text: string): string { if (!text?.trim()) return text try { return t2s(text) } catch { return text } } /** 处理滚动情报项:转为简体,非中文为主则过滤 */ export function processTickerText(text: string): string | null { const t = (text || '').trim() if (!t) return null if (!isMostlyChinese(t)) return null return toSimplifiedChinese(t) }