const formatTime = date => { const year = date.getFullYear() const month = date.getMonth() + 1 const day = date.getDate() const hour = date.getHours() const minute = date.getMinutes() const second = date.getSeconds() return [year, month, day].map(formatNumber).join('/') + ' ' + [hour, minute, second].map(formatNumber).join(':') } const formatNumber = n => { n = n.toString() return n[1] ? n : '0' + n } // 格式化时间// 20180101101010 => 2018-01-01 10:10:10 function formatDate(time) { return `${time.substring(8, 10)}:${time.substring(10, 12)}` } /** 检测是否有定位权限BY 小程序 **/ function checkHasLocationPermissionByMP() { return new Promise(function (resolve, reject) { wx.getSetting({ success(sd) { if (!sd.authSetting['scope.userLocation']) { wx.authorize({ scope: 'scope.userLocation', success(e) { resolve(e) }, fail(e) { reject() } }) } else { resolve(sd) } } }) }) } function picInit(value) { let baseUrl = "../../static/images/" value = value || ''; return baseUrl + "room.png" if (value.startsWith("300") || value.startsWith("310") || value.startsWith("311")) { return baseUrl + "ic311.png" } else if (value.startsWith("312")) { return baseUrl + "ic312.png" } else if (value.startsWith("313")) { return baseUrl + "ic313.png" } else if (value.startsWith("314")) { return baseUrl + "ic314.png" } else if (value.startsWith("315")) { return baseUrl + "ic315.png" } else if (value.startsWith("320") || value.startsWith("321")) { return baseUrl + "ic321.png" } else if (value.startsWith("322")) { return baseUrl + "ic322.png" } else if (value.startsWith("323")) { return baseUrl + "ic323.png" } else if (value.startsWith("33")) { return baseUrl + "ic331.png" } else { return baseUrl + "ic313.png" } } // 前面补零 function PrefixZero(num, n = 2) { return (Array(n).join(0) + num).slice(-n); } function formatMsgTime(dateStr) { // let dateObj = dateStr.replace(/T/g, ' ').replace(/\.[\d]{3}Z/, '').replace(/(-)/g, '/') let targetDate = new Date(dateStr); let year = targetDate.getFullYear(); let month = targetDate.getMonth() + 1; let day = targetDate.getDate(); let hour = targetDate.getHours(); let minute = targetDate.getMinutes(); // let second = targetDate.getSeconds(); let nowDate = new Date(); let now_new = Date.parse(nowDate.toString()); let milliseconds = 0; let timeSpanStr; milliseconds = now_new - targetDate; if (milliseconds <= 1000 * 60 * 1) { timeSpanStr = '刚刚'; } else if (1000 * 60 * 1 < milliseconds && milliseconds <= 1000 * 60 * 60) { timeSpanStr = Math.round((milliseconds / (1000 * 60))) + '分钟前'; } else if (1000 * 60 * 60 * 1 < milliseconds && milliseconds <= 1000 * 60 * 60 * 24) { timeSpanStr = Math.round(milliseconds / (1000 * 60 * 60)) + '小时前'; } else if (1000 * 60 * 60 * 24 < milliseconds && milliseconds <= 1000 * 60 * 60 * 24 * 15) { timeSpanStr = Math.round(milliseconds / (1000 * 60 * 60 * 24)) + '天前'; } else if (milliseconds > 1000 * 60 * 60 * 24 * 15 && year == nowDate.getFullYear()) { timeSpanStr = month + '.' + day + ' ' + (hour < 10 ? `0${hour}` : hour) + ':' + (minute < 10 ? `0${minute}` : minute); } else { timeSpanStr = year + '-' + month + '-' + day; } return timeSpanStr; } function buildTree(value) { let list = JSON.parse(JSON.stringify(value)); // let temp = {}; let tree = []; list.forEach(item => { let temp = {}; let children = {}; temp.projectId = item.projectId; temp.projectName = item.projectName; temp.children = []; tree.push(temp) }); let hash = {}; tree = tree.reduce((item, next) => { hash[next.projectId] ? '' : hash[next.projectId] = true && item.push(next); return item; }, []); value.forEach((item) => { tree.forEach(items => { if (item.projectId === items.projectId) { // items.children=[]; let children = {}; children.tenantId = item.tenantId; children.projectId = item.projectId; children.tenantName = item.tenantName; children.remote = item.remote; items.children.push(children); } }) }) return tree; } // base64解码 var Base64 = { // 转码表 tables: [ 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z', 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', '+', '/' ], UTF16ToUTF8: function (str) { let results = [], len = str.length; for (let i = 0; i < len; i++) { let code = str.charCodeAt(i); if (code > 0x0000 && code <= 0x007F) { /* 一字节,不考虑0x0000,因为是空字节 U+00000000 – U+0000007F 0xxxxxxx */ results.push(str.charAt(i)); } else if (code >= 0x0080 && code <= 0x07FF) { /* 二字节 U+00000080 – U+000007FF 110xxxxx 10xxxxxx 110xxxxx */ let byte1 = 0xC0 | ((code >> 6) & 0x1F); // 10xxxxxx let byte2 = 0x80 | (code & 0x3F); results.push( String.fromCharCode(byte1), String.fromCharCode(byte2) ); } else if (code >= 0x0800 && code <= 0xFFFF) { /* 三字节 U+00000800 – U+0000FFFF 1110xxxx 10xxxxxx 10xxxxxx 1110xxxx */ let byte1 = 0xE0 | ((code >> 12) & 0x0F); // 10xxxxxx let byte2 = 0x80 | ((code >> 6) & 0x3F); // 10xxxxxx let byte3 = 0x80 | (code & 0x3F); results.push( String.fromCharCode(byte1), String.fromCharCode(byte2), String.fromCharCode(byte3) ); } else if (code >= 0x00010000 && code <= 0x001FFFFF) { // 四字节 // U+00010000 – U+001FFFFF 11110xxx 10xxxxxx 10xxxxxx 10xxxxxx } else if (code >= 0x00200000 && code <= 0x03FFFFFF) { // 五字节 // U+00200000 – U+03FFFFFF 111110xx 10xxxxxx 10xxxxxx 10xxxxxx 10xxxxxx } else /** if (code >= 0x04000000 && code <= 0x7FFFFFFF)*/ { // 六字节 // U+04000000 – U+7FFFFFFF 1111110x 10xxxxxx 10xxxxxx 10xxxxxx 10xxxxxx 10xxxxxx } } return results.join(''); }, UTF8ToUTF16: function (str) { let results = [], len = str.length; let i = 0; for (let i = 0; i < len; i++) { let code = str.charCodeAt(i); // 第一字节判断 if (((code >> 7) & 0xFF) == 0x0) { // 一字节 // 0xxxxxxx results.push(str.charAt(i)); } else if (((code >> 5) & 0xFF) == 0x6) { // 二字节 // 110xxxxx 10xxxxxx let code2 = str.charCodeAt(++i); let byte1 = (code & 0x1F) << 6; let byte2 = code2 & 0x3F; let utf16 = byte1 | byte2; results.push(Sting.fromCharCode(utf16)); } else if (((code >> 4) & 0xFF) == 0xE) { // 三字节 // 1110xxxx 10xxxxxx 10xxxxxx let code2 = str.charCodeAt(++i); let code3 = str.charCodeAt(++i); let byte1 = (code << 4) | ((code2 >> 2) & 0x0F); let byte2 = ((code2 & 0x03) << 6) | (code3 & 0x3F); let utf16 = ((byte1 & 0x00FF) << 8) | byte2 results.push(String.fromCharCode(utf16)); } else if (((code >> 3) & 0xFF) == 0x1E) { // 四字节 // 11110xxx 10xxxxxx 10xxxxxx 10xxxxxx } else if (((code >> 2) & 0xFF) == 0x3E) { // 五字节 // 111110xx 10xxxxxx 10xxxxxx 10xxxxxx 10xxxxxx } else /** if (((code >> 1) & 0xFF) == 0x7E)*/ { // 六字节 // 1111110x 10xxxxxx 10xxxxxx 10xxxxxx 10xxxxxx 10xxxxxx } } return results.join(''); }, encode: function (str) { if (!str) { return ''; } let utf8 = this.UTF16ToUTF8(str); // 转成UTF-8 let i = 0; // 遍历索引 let len = utf8.length; let results = []; while (i < len) { let c1 = utf8.charCodeAt(i++) & 0xFF; results.push(this.tables[c1 >> 2]); // 补2个= if (i == len) { results.push(this.tables[(c1 & 0x3) << 4]); results.push('=='); break; } let c2 = utf8.charCodeAt(i++); // 补1个= if (i == len) { results.push(this.tables[((c1 & 0x3) << 4) | ((c2 >> 4) & 0x0F)]); results.push(this.tables[(c2 & 0x0F) << 2]); results.push('='); break; } let c3 = utf8.charCodeAt(i++); results.push(this.tables[((c1 & 0x3) << 4) | ((c2 >> 4) & 0x0F)]); results.push(this.tables[((c2 & 0x0F) << 2) | ((c3 & 0xC0) >> 6)]); results.push(this.tables[c3 & 0x3F]); } return results.join(''); }, decode: function (str) { //判断是否为空 if (!str) { return ''; } let len = str.length; let i = 0; let results = []; //循环解出字符数组 while (i < len) { let code1 = this.tables.indexOf(str.charAt(i++)); let code2 = this.tables.indexOf(str.charAt(i++)); let code3 = this.tables.indexOf(str.charAt(i++)); let code4 = this.tables.indexOf(str.charAt(i++)); let c1 = (code1 << 2) | (code2 >> 4); results.push(String.fromCharCode(c1)); if (code3 != -1) { let c2 = ((code2 & 0xF) << 4) | (code3 >> 2); results.push(String.fromCharCode(c2)); } if (code4 != -1) { let c3 = ((code3 & 0x3) << 6) | code4; results.push(String.fromCharCode(c3)); } } return this.UTF8ToUTF16(results.join('')); } } // 解析参数 function getUrlParams(url, key) { // debugger // let url = url //获取url中"?"符后的字串 let theRequest = {} url = "?" + url if (url.indexOf('?') != -1) { let str = url.substr(1) let strs = str.split('&') for (var i = 0; i < strs.length; i++) { theRequest[strs[i].split('=')[0]] = strs[i].split('=')[1] } } let value = theRequest[key] || '' return value } module.exports = { formatTime: formatTime, formatDate: formatDate, checkHasLocationPermissionByMP: checkHasLocationPermissionByMP, PrefixZero: PrefixZero, buildTree: buildTree, Base64: Base64, getUrlParams, picInit: picInit, formatMsgTime: formatMsgTime, }