168 lines
3.9 KiB
TypeScript
168 lines
3.9 KiB
TypeScript
import dayjs from 'dayjs'
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export function formatPostTime(input?: dayjs.ConfigType): string {
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if (!input)
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return ''
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const time = dayjs(input)
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if (!time.isValid())
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return ''
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const now = dayjs()
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const diffSeconds = now.diff(time, 'second')
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if (diffSeconds < 0) {
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// 未来时间兜底
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return time.format('YYYY年MM月DD日')
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}
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// 1 分钟内
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if (diffSeconds < 60) {
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return '刚刚'
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}
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const diffMinutes = now.diff(time, 'minute')
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if (diffMinutes < 60) {
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return `${diffMinutes}分钟前`
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}
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const diffHours = now.diff(time, 'hour')
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if (diffHours < 24) {
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return `${diffHours}小时前`
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}
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const diffDays = now.diff(time, 'day')
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if (diffDays < 14) {
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return `${diffDays}天前`
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}
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// 本年
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if (time.year() === now.year()) {
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return time.format('MM月DD日')
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}
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// 非本年
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return time.format('YYYY年MM月DD日')
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}
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export function formatCommentTime(input?: dayjs.ConfigType): string {
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if (!input)
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return ''
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const time = dayjs(input)
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if (!time.isValid())
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return ''
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const now = dayjs()
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const diffSeconds = now.diff(time, 'second')
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// 未来时间兜底
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if (diffSeconds < 0) {
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return time.format('YYYY-MM-DD HH:mm')
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}
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// 1 分钟内
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if (diffSeconds < 60) {
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return '刚刚'
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}
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const diffMinutes = now.diff(time, 'minute')
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if (diffMinutes < 60) {
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return `${diffMinutes}分钟前`
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}
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const diffHours = now.diff(time, 'hour')
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if (diffHours < 24) {
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return `${diffHours}小时前`
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}
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const diffDays = now.diff(time, 'day')
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if (diffDays < 7) {
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return `${diffDays}天前`
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}
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// 本年
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if (time.year() === now.year()) {
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return time.format('MM-DD HH:mm')
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}
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// 非本年
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return time.format('YYYY-MM-DD HH:mm')
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}
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type DateFormat
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= | 'YYYY'
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| 'MM'
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| 'DD'
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| 'YYYY-MM'
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| 'YYYY-MM-DD'
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| 'YYYY-MM-DD HH:mm'
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| 'YYYY-MM-DD HH:mm:ss'
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| 'YYYY年MM月DD日'
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export function formatDate(
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input?: dayjs.ConfigType,
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format: DateFormat = 'YYYY-MM-DD',
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): string {
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if (!input)
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return ''
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const date = dayjs(input)
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if (!date.isValid())
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return ''
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return date.format(format)
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}
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/**
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* 格式化聊天时间
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* @param timestamp - 毫秒级时间戳
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* @param mode - 显示模式：'list' 为列表，'chat' 为聊天记录
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* @returns 格式化后的时间字符串
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*/
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export function formatImTime(timestamp: number | null | undefined, mode: 'list' | 'chat' = 'list'): string {
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if (!timestamp)
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return ''
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const now = new Date()
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const date = new Date(timestamp)
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const hour = String(date.getHours()).padStart(2, '0')
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const minute = String(date.getMinutes()).padStart(2, '0')
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const weekDays = ['周日', '周一', '周二', '周三', '周四', '周五', '周六']
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// 去除时分秒的日期
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const nowMidnight = new Date(now.getFullYear(), now.getMonth(), now.getDate())
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const dateMidnight = new Date(date.getFullYear(), date.getMonth(), date.getDate())
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const diffDays = Math.floor((nowMidnight.getTime() - dateMidnight.getTime()) / (1000 * 3600 * 24))
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// 1️⃣ 当天
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if (diffDays === 0)
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return `${hour}:${minute}`
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// 2️⃣ 昨天
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if (diffDays === 1)
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return `昨天 ${hour}:${minute}`
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// 3️⃣ 一周内（周一到周日）
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const weekStart = new Date(nowMidnight.getTime() - ((now.getDay() || 7) - 1) * 24 * 3600 * 1000)
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if (dateMidnight >= weekStart) {
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return mode === 'chat'
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? `${weekDays[date.getDay()]} ${hour}:${minute}`
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: weekDays[date.getDay()]
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}
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// 4️⃣ 本年或跨年（聊天记录模式：统一显示 YYYY/MM/DD HH:mm）
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const ymd = `${date.getFullYear()}/${String(date.getMonth() + 1).padStart(2, '0')}/${String(date.getDate()).padStart(2, '0')}`
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if (mode === 'chat')
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return `${ymd} ${hour}:${minute}`
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// 列表模式区分本年/跨年
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if (date.getFullYear() === now.getFullYear())
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return `${String(date.getMonth() + 1).padStart(2, '0')}/${String(date.getDate()).padStart(2, '0')}`
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return ymd
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}
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