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