From 36369f71ff63aaa87a2a51286742e2881c346635 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=E5=88=98=E5=8A=9B?= Date: Tue, 10 May 2022 16:16:01 +0800 Subject: [PATCH] =?UTF-8?q?=E6=96=B0=E5=A2=9E=E6=97=B6=E9=97=B4=E5=B7=A5?= =?UTF-8?q?=E5=85=B7js?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- src/utils/datetime.js | 212 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 212 insertions(+) create mode 100644 src/utils/datetime.js diff --git a/src/utils/datetime.js b/src/utils/datetime.js new file mode 100644 index 0000000..a93810d --- /dev/null +++ b/src/utils/datetime.js @@ -0,0 +1,212 @@ +/* eslint-disable */ + + + Date.prototype.toMidnight = function() { + this.setHours(0) + this.setMinutes(0) + this.setSeconds(0) + this.setMilliseconds(0) + return this +} + +Date.prototype.daysAgo = function(days, midnight) { + days = days ? days - 0 : 0 + const date = new Date(this.getTime() - days * 8.64E7) + return midnight ? date.toMidnight() : date +} + +Date.prototype.monthBegin = function(offset) { + offset = offset ? offset - 0 : 0 + const days = this.getDate() - 1 - offset + return this.daysAgo(days, true) +} + +Date.prototype.quarterBegin = function() { + const month = this.getMonth() - this.getMonth() % 3 + return new Date(this.getFullYear(), month, 1).toMidnight() +} + +Date.prototype.yearBegin = function() { + return new Date(this.getFullYear(), 0, 1).toMidnight() +} + +Date.prototype.strftime = function(format, local) { + if (!format) { + const str = new Date(this.getTime() + 2.88E7).toISOString() + return str.substr(0, 16).replace('T', ' ') + } + local = local && local.startsWith('zh') ? 'zh' : 'en' + const padZero = function(str, len) { + const pads = len - str.toString().length + return (pads && pads > 0 ? '0'.repeat(pads) : '') + str + } + format = format.replace('%F', '%Y-%m-%d') + format = format.replace(/%D|%x/, '%m/%d/%y') + format = format.replace(/%T|%X/, '%H:%M:%S') + format = format.replace('%R', '%H:%M') + format = format.replace('%r', '%H:%M:%S %p') + format = format.replace('%c', '%a %b %e %H:%M:%S %Y') + const _this = this + return format.replace(/%[A-Za-z%]/g, function(f) { + let ans = f + switch (f) { + case '%%': + ans = '%' + break + + case '%Y': + case '%G': + ans = _this.getFullYear() + break + + case '%y': + ans = _this.getFullYear() % 100 + break + + case '%C': + ans = _this.getFullYear() / 100 + break + + case '%m': + case '%n': + ans = _this.getMonth() + 1 + break + + case '%B': + local = local.startsWith('en') ? 'english' : local + + case '%b': + const m = _this.getMonth() + ans = local_labels.monthes[local][m] + break + + case '%d': + case '%e': + ans = _this.getDate() + break + + case '%j': + ans = _this.getDaysOfYear() + break + + case '%U': + case '%W': + const ws = _this.getWeeksOfYear(f === '%W') + ans = padZero(ws, 2) + break + + case '%w': + ans = _this.getDay() + + case '%u': + ans = ans === 0 ? 7 : ans + break + + case '%A': + local = local.startsWith('en') ? 'english' : local + + case '%a': + const d = _this.getDay() + ans = local_labels.weekdays[local][d] + break + + case '%H': + case '%k': + ans = _this.getHours() + break + + case '%I': + case '%l': + ans = _this.getHours() + ans = ans % 12 + break + + case '%M': + ans = _this.getMinutes() + break + + case '%S': + ans = _this.getSeconds() + break + + case '%s': + ans = parseInt(_this.getTime() / 1E3) + break + + case '%f': + const ms = _this.getMilliseconds() + ans = padZero(ms * 1E3, 6) + break + + case '%P': + local = local.startsWith('en') ? 'english' : local + + case '%p': + const h = _this.getHours() + ans = local_labels.meridians[local][h < 12 ? 0 : 1] + break + + case '%z': + let tzo = _this.getTimezoneOffset() + const sign = tzo < 0 ? '-' : '+' + tzo = Math.abs(tzo) + const ho = padZero(tzo / 60, 2) + const mo = padZero(tzo % 60, 2) + ans = sign + ho + mo + break + + default: + break + } + if (f === '%C' || f === '%y' || f === '%m' || f === '%d' || f === '%H' || f === '%M' || f === '%S') { + ans = padZero(ans, 2) + } + return ans.toString() + }) +} + +Date.prototype.humanize = function(local) { + local = local && local.startsWith('zh') ? 'zh' : 'en' + const result = this.strftime('', local) + const days = (Date.today() - this.toMidnight().getTime()) / 8.64E7 + if (days <= -10 || days >= 10) { + return result + } + const labels = local_labels.dayagos[local] + let lbl = '' + if (days === 0 || days === 1) { + lbl = labels[days] + } else if (days === -1) { + lbl = labels[2] + } else if (days >= 2) { + lbl = days + labels[3] + } else { + lbl = days + labels[4] + } + return lbl + result.substr(10, 6) +} + +const local_labels = { + monthes: { + english: ['January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December'], + en: ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'], + zh: ['一月', '二月', '三月', '四月', '五月', '六月', '七月', '八月', '九月', '十月', '十一月', '十二月'] + }, + weekdays: { + english: ['Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday'], + en: ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat'], + zh: ['日', '一', '二', '三', '四', '五', '六'] + }, + meridians: { + english: ['a.m.', 'p.m.'], + en: ['AM', 'PM'], + zh: ['上午', '下午'] + }, + dayagos: { + english: ['Today', 'Yesterday', 'Tomorrow', ' days ago', ' days late'], + en: ['Today', 'Yesterday', 'Tomorrow', ' days ago', ' days late'], + zh: ['今天', '昨天', '明天', '天前', '天后'] + } +} + +export default Date \ No newline at end of file