// import uniCopy from '@/js_sdk/xb-copy/uni-copy.js'; // 拷贝功能插件 // import compressImage from './compressImage.js'; // 解决图片旋转90°问题 // const device = uni.getSystemInfoSync(); // console.log("device:======================== " + JSON.stringify(device)); /* 参数说明 @url 要跳转的目标地址 @opt 要传给目标地址的参数 可在目标页面的onLoad生命周期函数的第一个参数中获取 */ // 压栈跳转页面 export function navigateTo(type, url, opt) { // H5端页面跳转目前不支持动画 (浏览器性能限制) let toUrl = url; let api = 'navigateTo'; toUrl = opt ? toUrl + '?' + convertObj(opt) : toUrl; switch (type) { case 1: api = 'navigateTo'; break; case 2: api = 'redirectTo'; // 关闭当前页,跳转应用内某个页面 break; case 3: api = 'reLaunch'; // 关闭所有页面,打开到应用内某个页面 break; case 4: api = 'switchTab'; //跳转到 tabBar 页面,并关闭其他所有非 tabBar 页面。 break; default: api = 'navigateTo' break; } uni[api]({ url: toUrl, animationType: 'slide-in-right', animationDuration: 200 }); } // 关闭当前页面并返回上一页面 delta 标识返回几层 export function navigateBack(delta) { uni.navigateBack({ delta: delta }); } // setStorage 将数据存入缓存 export function setStorage(key, val) { if (typeof val == 'string') { uni.setStorageSync(key, val); return val } uni.setStorageSync(key, JSON.stringify(val)); } // getStorage 从缓存中读取数据 export function getStorage(key) { let uu = uni.getStorageSync(key); try { if (typeof JSON.parse(uu) != 'number') { uu = JSON.parse(uu); } } catch (e) {} return uu; } // 删除缓存中的数据 export function removeStorage(key) { if (key) { uni.removeStorageSync(key); } } // 将缓存中的数据清空 export function clearStorage() { try { uni.clearStorageSync(); } catch (e) { throw new Error('处理失败'); } } // 显示Toast /* @title 最多汉字数量7个 @icon success loading none */ export function Toast(title, icon = 'none', obj = {}, duration = 800) { let toastData = { title: title, duration: duration, position: 'center', mask: true, icon: icon ? icon : 'none', ...obj }; uni.showToast(toastData); } /* 显示loading提示框,需要手动隐藏 */ export function Loading(title = '正在加载...', obj = {}) { uni.showLoading({ title: title, mask: true, ...obj }); } // 隐藏loading export function hideLoading() { try { uni.hideLoading(); } catch (e) { //TODO handle the exception throw new Error('处理失败'); } } // 模态框 /* 确定取消按钮的文字颜色可修改 obj 对象中传入 cancelColor : rgb 即可修改取消按钮颜色 obj 对象中传入 confirmColor : rgb 即可修改确认按钮颜色 */ export function Modal(title = '提示', content = '这是一个模态弹窗!', obj = { showCancel: true, cancelText: '取消', confirmText: '确定' }) { return new Promise((reslove, reject) => { uni.showModal({ title: title, content: content, success: (res) => { if (res.confirm) { reslove() } if (res.cancel) { reject() } } }); }) } /* 显示操作菜单 @itemList 操作菜单数组 @itemColor 文字颜色 */ export function ActionSheet(itemList, itemColor = "#000000") { return new Promise((reslove, reject) => { uni.showActionSheet({ itemList: itemList, itemColor: itemColor, success: (res) => { reslove(res.tapIndex); }, fail: function(res) { reject(res.errMsg); } }); }) } //将页面滚动到目标位置。 export function ScrollTo(ScrollTop) { uni.pageScrollTo({ scrollTop: ScrollTop, duration: 300 }) } // 获取用户信息 export function GetUserInfo() { return new Promise((reslove, reject) => { uni.getUserInfo({ success(res) { console.log(res); reslove(res); }, fail(rej) { reject(rej); } }) }) } // 获取用户授权信息 export function Authorize(scoped = 'scope.userInfo') { return new Promise((reslove, reject) => { uni.authorize({ scope: scoped, success(res) { reslove(res); }, fail(rej) { reject(rej); } }) }) } // 将对象转换成使用 & 连接的字符串 export function convertObj(opt) { let str = ''; let arr = []; Object.keys(opt).forEach(item => { arr.push(`${item}=${opt[item]}`); }) str = arr.join('&'); return str; } // 节流函数 // 节流函数 export function throttle(fn, delay) { var lastArgs; var timer; var delay = delay || 200; return function(...args) { lastArgs = args; if(!timer){ timer = setTimeout(()=>{ timer = null; fn.apply(this, lastArgs); }, delay); } } } // 调起相机 export function chooseImage(count) { return new Promise((reslove, reject) => { uni.chooseImage({ count: count, //默认9 sizeType: ['original', 'compressed'], //可以指定是原图还是压缩图,默认二者都有 sourceType: ['album', 'camera'], //从相册选择 success: (res) => { reslove(res); }, fail: (rej) => { reject(rej); } }); }) } //序列化对象和数组 export function serialize(data) { if (data != null && data != '') { try { return JSON.parse(JSON.stringify(data)); } catch (e) { if (data instanceof Array) { return []; } return {}; } } return data; } Date.prototype.format = function(fmt) { let o = { 'M+': this.getMonth() + 1, //月份 'd+': this.getDate(), //日 'h+': this.getHours(), //小时 'm+': this.getMinutes(), //分 's+': this.getSeconds(), //秒 'q+': Math.floor((this.getMonth() + 3) / 3), //季度 S: this.getMilliseconds() //毫秒 }; if (/(y+)/.test(fmt)) { fmt = fmt.replace(RegExp.$1, String(this.getFullYear()).substr(4 - RegExp.$1.length)); } for (let k in o) { if (new RegExp('(' + k + ')').test(fmt)) { fmt = fmt.replace(RegExp.$1, RegExp.$1.length == 1 ? o[k] : ('00' + o[k]).substr(String(o[k]).length)); } } return fmt; }; //格式化日期 export function formatDate(nS, format) { //日期格式化 if (!nS) { return ''; } format = format || 'yyyy-MM-dd hh:mm:ss'; return new Date(nS).format(format); } // 图片转base64 export function pathToBase64(path) { return new Promise(function(resolve, reject) { if (typeof window === 'object' && 'document' in window) { if (typeof FileReader === 'function') { var xhr = new XMLHttpRequest() xhr.open('GET', path, true) xhr.responseType = 'blob' xhr.onload = function() { if (this.status === 200) { let fileReader = new FileReader() fileReader.onload = function(e) { resolve(e.target.result) } fileReader.onerror = reject fileReader.readAsDataURL(this.response) } } xhr.onerror = reject xhr.send() return } var canvas = document.createElement('canvas') var c2x = canvas.getContext('2d') var img = new Image img.onload = function() { canvas.width = img.width canvas.height = img.height c2x.drawImage(img, 0, 0) resolve(canvas.toDataURL()) canvas.height = canvas.width = 0 } img.onerror = reject img.src = path return } if (typeof plus === 'object') { plus.io.resolveLocalFileSystemURL(getLocalFilePath(path), function(entry) { entry.file(function(file) { var fileReader = new plus.io.FileReader() fileReader.onload = function(data) { resolve(data.target.result) } fileReader.onerror = function(error) { reject(error) } fileReader.readAsDataURL(file) }, function(error) { reject(error) }) }, function(error) { reject(error) }) return } if (typeof wx === 'object' && wx.canIUse('getFileSystemManager')) { wx.getFileSystemManager().readFile({ filePath: path, encoding: 'base64', success: function(res) { resolve('data:image/png;base64,' + res.data) }, fail: function(error) { reject(error) } }) return } reject(new Error('not support')) }) } // 获取本周的第一天 export function showWeekFirstDay() { var date = new Date(); var weekday = date.getDay() || 7; //获取星期几,getDay()返回值是 0(周日) 到 6(周六) 之间的一个整数。0||7为7,即weekday的值为1-7 date.setDate(date.getDate() - weekday + 1); //往前算(weekday-1)天,年份、月份会自动变化 return formatDate(date, 'yyyy-MM-dd'); } // 获取本月第一天 export function showMonthFirstDay() { var MonthFirstDay = new Date().setDate(1); return formatDate(new Date(MonthFirstDay).getTime(), 'yyyy-MM-dd'); } var now = new Date(); //当前日期 var nowMonth = now.getMonth(); //当前月 var nowYear = now.getYear(); //当前年 nowYear += (nowYear < 2000) ? 1900 : 0; // //获得本季度的开始月份 function getQuarterStartMonth() { var quarterStartMonth = 0; if(nowMonth < 3) { quarterStartMonth = 0; } if(2 < nowMonth && nowMonth < 6) { quarterStartMonth = 3; } if(5 < nowMonth && nowMonth < 9) { quarterStartMonth = 6; } if(nowMonth > 8) { quarterStartMonth = 9; } return quarterStartMonth; } //或的本季度的结束日期 //获得本季度的开始日期 export function getQuarterStartDate() { var quarterStartDate = new Date(nowYear, getQuarterStartMonth(), 1); return formatDate(quarterStartDate, 'yyyy-MM-dd'); } // 删除数组中重复数据 export function unique(data) { data = data || []; var n = {};//存放新的数据 for(var i = 0; i < data.length; i++) { var v = JSON.stringify(data[i]); if(typeof (v) == "undefined") { n[v] = 1; } } data.length = 0; for(var i in n) { data[data.length] = i; } return data; }