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@lobehub/chat

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Lobe Chat - an open-source, high-performance chatbot framework that supports speech synthesis, multimodal, and extensible Function Call plugin system. Supports one-click free deployment of your private ChatGPT/LLM web application.

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import dayjs, { Dayjs } from 'dayjs'; const getQuarterStart = (date: Dayjs) => { const month = date.month(); const quarterStartMonth = Math.floor(month / 3) * 3; return date.month(quarterStartMonth).startOf('month'); }; export const today = () => dayjs().startOf('day'); export const thisWeek = () => dayjs().startOf('week'); export const thisMonth = () => dayjs().startOf('month'); export const thisQuarter = () => getQuarterStart(today()); export const thisYear = () => dayjs().startOf('year'); export const hoursAgo = (hours: number) => dayjs().subtract(hours, 'hours').startOf('hours'); export const daysAgo = (days: number) => dayjs().subtract(days, 'days').startOf('day'); export const weeksAgo = (weeks: number) => dayjs().subtract(weeks, 'week').startOf('week'); export const monthsAgo = (months: number) => dayjs().subtract(months, 'month').startOf('month'); export const lastMonth = () => monthsAgo(1).endOf('month');