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JavaScript
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import {
BASE_URL
} from '@/api/request.js'
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//获取文件访问路径
export function getRes(url) {
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if (url) {
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const reg = /^(http:|https:).*/gi
return reg.test(url) ? url : BASE_URL + '/image/' + url
} else {
return url
}
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}
/**
* 去抖动函数多次触发只执行一次
* @param call 回调函数
* @param cycle 校验周期
* @returns {(function(): void)|*}
*/
export function debounce(call, cycle = 800) {
var timer = null; // 创建一个用来存放定时器的变量
let func = call
return function(...args) {
clearTimeout(timer); //只要触发就清除
timer = setTimeout(() => {
func.apply(this, args);
}, cycle);
};
}
export function getFileSize(size) {
if (size > 1048576) {
return (size / 1048576).toFixed(1) + 'MB'
} else if (size > 1024) {
return (size / 1024).toFixed(1) + 'KB'
} else {
return size + 'B'
}
}
export function $deepCopy(obj) {
return JSON.parse(JSON.stringify(obj))
}
export function $nEmpty(obj) {
return obj && (obj || '') !== ''
}
export function parseNumber(val, precision) {
if (typeof(val) === 'string') {
return precision > 0 ? parseFloat(parseFloat(val).toFixed(precision)) : parseInt(val)
}
return val
}
//常用文件格式
const fileTypes = {
pdf: ['pdf'],
img: ['bmp', 'jpg', 'png', 'tif', 'gif', 'svg', 'psd', 'webp', 'apng'],
video: ['mp4', 'avi', 'mpeg', 'mkv', 'mov', 'rmvb', 'flv', '3gp', 'wav'],
word: ['doc', 'docx'],
excel: ['xls', 'xlsx'],
ppt: ['ppt', 'pptx'],
txt: ['txt'],
zip: ['zip', 'rar', '7z', 'iso'],
}
const fileTypeMap = new Map()
for (const key of Object.keys(fileTypes)) {
fileTypes[key].forEach(v => fileTypeMap.set(v, key))
}
/**
* 从文件名获取文件对应图标
* @param {Object} fileName 文件名
*/
export function getFileImgByType(fileName) {
const type = fileTypeMap.get(fileName.split('.').pop())
return `/static/image/filetype/${(type || '') === '' ? 'file': type}.png`
}
//记录下本地文件,方便打开的时候直接取本地
export function saveFileTemp(file) {
// #ifndef H5
let fileObj = uni.getStorageSync('localFile')
if (!fileObj) {
fileObj = {}
}
fileObj[file.name] = file
uni.setStorageSync('localFile', fileObj)
// #endif
}
//记录下本地文件,方便打开的时候直接取本地
export function removeFileTemp(name) {
// #ifndef H5
let fileObj = uni.getStorageSync('localFile')
delete fileObj[name]
uni.setStorageSync('localFile', fileObj)
// #endif
}
//下载并打开文件
export function openLocalFile(name, path) {
//除h5外其他端先看本地有没有没有就下载到本地再打开有就直接打开
// #ifdef H5
window.open(path)
// #endif
// #ifndef H5
let fileObj = uni.getStorageSync('localFile')
if (fileObj && fileObj[name]) {
uni.openDocument({
filePath: fileObj.path,
showMenu: true,
fileType: getFileImgByType(name),
success: function(res) {
console.log('打开文档成功');
}
});
return
}
uni.downloadFile({
url: path,
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header: {
//大家在这里传自定义的token这里默认wflow的
Authorization: "Bearer " + uni.getStorageSync('wflow-token'),
TenantId: JSON.parse(uni.getStorageSync("loginUser")).sn
},
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success: function(res) {
uni.showToast({
icon: 'none',
title: '文件下载成功'
});
//ios中文文件名会报错需要编码下
let filePath = uni.getSystemInfoSync().platform === 'ios' ? res.tempFilePath : escape(res
.tempFilePath)
uni.saveFile({
tempFilePath: filePath, //临时路径
success: function(res) {
uni.showToast({
icon: 'none',
mask: true,
title: '保存在:' + res.savedFilePath, //保存路径
duration: 2000,
});
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// 保存好再打开文件
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setTimeout(() => {
uni.openDocument({
filePath: res.savedFilePath,
showMenu: true,
fileType: getFileImgByType(name),
success: function(res) {
console.log('打开文档成功');
}
});
}, 1000)
}
})
uni.openDocument({
filePath: filePath,
showMenu: true,
fileType: getFileImgByType(name),
success: function(res) {
console.log('打开文档成功');
}
});
}
});
// #endif
}
//获取表单组件文本值
export function getFormValText(obj) {
switch (obj.type) {
case 'DeptPicker':
case 'GroupPicker':
case 'UserPicker':
case 'FileUpload':
case 'ImageUpload':
return (obj.value || []).map(v => v.name).join('、');
case 'TimeRangePicker':
case 'DateTimeRange':
case 'SelectPlus':
case 'MultipleSelect':
return (obj.value || []).join('、');
case 'ProcessIndex':
return (obj.value || []).map(v => v.startUser.name + '-' + v.name).join('、');
default:
return obj.value;
}
}
export function showItem(item, val) {
return !(item.perm === 'R' && isEm(val)) || item.perm === 'H'
}
function isEm(val) {
return !$nEmpty(val) ||
((val instanceof String) && val.trim() === '') ||
(Array.isArray(val) && val.length === 0)
}
export function isVideoLink(url) {
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const videoExtensions = ['mp4', 'webm', 'ogg', 'mov', 'avi', 'flv', 'wmv'];
const extension = url.split('.').pop().toLowerCase();
return videoExtensions.includes(extension);
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}
export function isImageLink(url) {
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// 正则表达式匹配常见的图片文件扩展名
const imageExtensionsRegex = /\.(jpg|jpeg|png|gif|webp)$/i;
return imageExtensionsRegex.test(url);
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}