| 提交 | 用户 | age | ||
| 36e1de | 1 | /** |
| L | 2 | * 生成时间字符串 |
| 3 | * 规则，暂定 | |
| 4 | * 5分钟内间隔，不显示 | |
| 5 | * 非今天显示全部 | |
| 6 | * @param {string} time yyyy-mm-dd hh:mm:ss | |
| 7 | * @param {string} prevTime yyyy-mm-dd hh:mm:ss | |
| 8 | */ | |
| 9 | function chatTime(time, prevTime) { | |
| 10 | if (!isShowChatTime(time, prevTime)) { | |
| 11 | return '' | |
| 12 | } | |
| 13 | ||
| 14 | var date = new Date() | |
| 15 | var y = date.getFullYear() | |
| 16 | var m = date.getMonth() + 1 | |
| 17 | var d = date.getDate() | |
| 18 | ||
| 19 | var str_time = time.split(' ')[1] | |
| 20 | var str_date = time.split(' ')[0] | |
| 21 | var temp = str_date.split('-') | |
| 22 | var isToday = y === temp[0] && m === temp[1] * 1 && d === temp[2] * 1 | |
| 23 | ||
| 24 | if (isToday) { | |
| 25 | return str_time.substring(0, 5) | |
| 26 | } | |
| 27 | ||
| 28 | return time.substring(0, 16) | |
| 29 | } | |
| 30 | ||
| 31 | /** | |
| 32 | * 是否显示时间 | |
| 33 | * @param {string} time yyyy-mm-dd hh:mm:ss | |
| 34 | * @param {string} prevTime yyyy-mm-dd hh:mm:ss | |
| 35 | */ | |
| 36 | function isShowChatTime(time, prevTime) { | |
| 37 | if (!prevTime) { | |
| 38 | return true | |
| 39 | } | |
| 40 | var date = new Date(time.replace(/-/g, '/')).getTime() | |
| 41 | var prev_date = new Date(prevTime.replace(/-/g, '/')).getTime() | |
| 42 | if (date - prev_date < 5 * 60 * 1000) { | |
| 43 | return false | |
| 44 | } | |
| 45 | return true | |
| 46 | } | |
| 47 | ||
| 48 | module.exports = { | |
| 49 | chatTime | |
| 50 | } | |
