(timestamp: number)
| 161 | |
| 162 | // 辅助函数：格式化消息日期 |
| 163 | function formatMessageDate(timestamp: number): string { |
| 164 | const date = new Date(timestamp); |
| 165 | const today = new Date(); |
| 166 | const yesterday = new Date(today); |
| 167 | yesterday.setDate(yesterday.getDate() - 1); |
| 168 | |
| 169 | if (date.toDateString() === today.toDateString()) { |
| 170 | return "今天"; |
| 171 | } else if (date.toDateString() === yesterday.toDateString()) { |
| 172 | return "昨天"; |
| 173 | } else { |
| 174 | return date.toLocaleDateString("zh-CN", { |
| 175 | month: "long", |
| 176 | day: "numeric", |
| 177 | }); |
| 178 | } |
| 179 | } |