122 lines
2.7 KiB
Plaintext
122 lines
2.7 KiB
Plaintext
<template>
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<view class="content">
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<view class="top-line">
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<text class="nickname">{{ senderNickname }}</text>
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<text class="time">{{ formatTime(messageTime) }}</text>
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</view>
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<view class="bottom-line">
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<text class="message" :class="{ 'unread': hasUnread }">
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{{ messageContent }}
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</text>
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<text v-if="hasUnread" class="unread-count">
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{{ displayUnreadCount }}
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</text>
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</view>
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</view>
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</template>
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<script setup lang="uts">
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import { IMessage, ISender } from '@/types/chatType.uts'
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const props = defineProps<{
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message : IMessage
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}>()
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// 计算属性提取，避免模板中过多可选链
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const senderNickname = computed(() => props.message?.sender?.nickname ?? '')
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const messageContent = computed(() => props.message?.content ?? '')
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const messageTime = computed(() => props.message?.timestamp ?? 0)
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const unreadCount = computed(() => props.message?.unreadCount ?? 0)
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const hasUnread = computed(() => unreadCount.value > 0)
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const displayUnreadCount = computed(() => {
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const count = unreadCount.value
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return count > 99 ? '99+' : count.toString()
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})
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// 格式化时间
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const formatTime = (timestamp : number) : string => {
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const date = new Date(timestamp)
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const now = new Date()
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const diffHours = Math.floor((now.getTime() - date.getTime()) / (1000 * 60 * 60))
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if (diffHours < 24) {
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// 当天消息显示时间
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return `${date.getHours().toString().padStart(2, '0')}:${date.getMinutes().toString().padStart(2, '0')}`
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} else if (diffHours < 48) {
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// 昨天
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return '昨天'
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} else if (diffHours < 168) {
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// 一周内
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const days = ['周日', '周一', '周二', '周三', '周四', '周五', '周六']
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return days[date.getDay()]
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} else {
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// 更早
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return `${date.getMonth() + 1}月${date.getDate()}日`
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}
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}
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</script>
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<style>
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.content {
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flex: 1;
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display: flex;
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flex-direction: column;
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justify-content: center;
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}
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.top-line {
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display: flex;
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flex-flow: row;
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justify-content: space-between;
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margin-bottom: 10rpx;
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}
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.nickname {
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font-size: 32rpx;
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font-weight: 500;
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color: #333;
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max-width: 400rpx;
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overflow: hidden;
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text-overflow: ellipsis;
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white-space: nowrap;
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}
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.time {
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font-size: 24rpx;
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color: #999;
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}
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.bottom-line {
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display: flex;
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flex-flow: row;
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justify-content: space-between;
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align-items: center;
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}
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.message {
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font-size: 28rpx;
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color: #666;
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max-width: 500rpx;
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overflow: hidden;
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text-overflow: ellipsis;
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white-space: nowrap;
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}
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.message.unread {
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color: #333;
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font-weight: 500;
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}
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.unread-count {
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min-width: 36rpx;
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height: 36rpx;
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line-height: 36rpx;
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text-align: center;
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background-color: #FF3B30;
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color: #fff;
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font-size: 24rpx;
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border-radius: 18rpx;
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padding: 0 8rpx;
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}
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</style> |