export default class Utils {
static toDepthObject(obj) {
var target = {};
for (var key in obj) {
var keyArr = key.split("_"); //以下划线或分割
var tempobj = target;
for (var i = 0; i < keyArr.length - 1; i++) {
if (tempobj[keyArr[i]])
tempobj = tempobj[keyArr[i]];
else {
tempobj[keyArr[i]] = {};
tempobj = tempobj[keyArr[i]];
}
}
//给叶子元素赋值
tempobj[keyArr[keyArr.length - 1]] = obj[key];
}
return target;
}
static flatObject(obj, target, pkey) {
target = target || {};
for (var key in obj) {
var nkey = pkey ? pkey + "_" + key : key;
if (!obj[key])
target[nkey] = obj[key];
else if (obj[key] instanceof Array)
target[nkey] = obj[key];
else if (obj[key] instanceof Date)
target[nkey] = obj[key];
else if (typeof obj[key] == "object")
/**
* IStream类型
* {
* empty: true
* keepsort: false
* rows: []
* }
*/
if (Object.keys(obj[key]).length === 3 && obj[key].hasOwnProperty("empty") && obj[key].hasOwnProperty("keepsort") && obj[key].hasOwnProperty("rows")) {
target[nkey] = obj[key];
} else {
Utils.flatObject(obj[key], target, nkey); //递归赋值
}
else
target[nkey] = obj[key];
}
return target;
}
static copyValueFromVO(model, vo) {
var target = model;
for (var key in vo) {
var keyArr = key.split("_"); //以下划线或分割
var tempobj = target;
for (var i = 0; i < keyArr.length - 1; i++) {
if (tempobj[keyArr[i]])
tempobj = tempobj[keyArr[i]];
else {
tempobj = null;
break;
}
}
//给叶子元素赋值
if (tempobj) {
let leafProp = keyArr[keyArr.length - 1];
if (tempobj.hasOwnProperty(leafProp)
|| "pageId" == leafProp //对pageId开放判断。
)
tempobj[leafProp] = vo[key];
}
}
return target;
}
static showXml(str){
var text = str
//去掉多余的空格
text = '\n' + text.replace(/(<\w+)(\s.*?>)/g,function($0, name, props)
{
return name + ' ' + props.replace(/\s+(\w+=)/g," $1");
}).replace(/>\s*?</g,">\n<");
//把注释编码
text = text.replace(/\n/g,'\r').replace(/<!--(.+?)-->/g,function($0, text)
{
var ret = '<!--' + escape(text) + '-->';
return ret;
}).replace(/\r/g,'\n');
//调整格式
var rgx = /\n(<(([^\?]).+?)(?:\s|\s*?>|\s*?(\/)>)(?:.*?(?:(?:(\/)>)|(?:<(\/)\2>)))?)/mg;
var nodeStack = [];
var output = text.replace(rgx,function($0,all,name,isBegin,isCloseFull1,isCloseFull2 ,isFull1,isFull2){
var isClosed = (isCloseFull1 == '/') || (isCloseFull2 == '/' ) || (isFull1 == '/') || (isFull2 == '/');
var prefix = '';
if(isBegin == '!')
{
prefix = Utils.getPrefix(nodeStack.length);
}
else
{
if(isBegin != '/')
{
prefix = Utils.getPrefix(nodeStack.length);
if(!isClosed)
{
nodeStack.push(name);
}
}
else
{
nodeStack.pop();
prefix = Utils.getPrefix(nodeStack.length);
}
}
var ret = '\n' + prefix + all;
return ret;
});
var prefixSpace = -1;
var outputText = output.substring(1);
//把注释还原并解码，调格式
outputText = outputText.replace(/\n/g,'\r').replace(/(\s*)<!--(.+?)-->/g,function($0, prefix, text)
{
if(prefix.charAt(0) == '\r')
prefix = prefix.substring(1);
text = unescape(text).replace(/\r/g,'\n');
var ret = '\n' + prefix + '<!--' + text.replace(/^\s*/mg, prefix ) + '-->';
return ret;
});
//alert(outputText);
outputText= outputText.replace(/\s+$/g,'').replace(/\r/g,'\r\n');
return outputText
}
static getPrefix(prefixIndex)
{
var span = ' ';
var output = [];
for(var i = 0 ; i < prefixIndex; ++i)
{
output.push(span);
}
return output.join('');
}
/**
* 执行checkAll之后根据返回的错误信息定位
* @param {Object} fieldErrors 错误信息
* @param {Array} formFields 表单字段
* @returns El-Tab实例
*/
static positioningErrorMsg(fieldErrors, formFields) {
if (Object.keys(fieldErrors).length === 0) {
return null;
}
let firstErrorItem = null
// 顺序
for (let i = 0; i < formFields.length; i++) {
const field = formFields[i];
const fieldError = fieldErrors[field.prop];
if (fieldError) {
field.validateState = 'error';
field.validateMessage = fieldError;
if (!firstErrorItem) {
firstErrorItem = field
}
}
}
let firstErrorTab = null, collapsePanel = null
if (firstErrorItem) {
let parentVC = firstErrorItem
while(!firstErrorTab) {
const vcName = parentVC.$options.componentName
// 没有Tabs的表单
if (vcName === "ElForm") {
break;
}
if (vcName === "ElTabPane") {
firstErrorTab = parentVC
break;
}
if (vcName === "ElCollapseItem") {
collapsePanel = parentVC;
}
parentVC = parentVC.$parent;
}
if (firstErrorTab) {
const tabs = firstErrorTab.$parent
tabs.currentName = firstErrorTab.name
}
if (collapsePanel && collapsePanel.collapse.activeNames.indexOf(collapsePanel.name) < 0) {
collapsePanel.collapse.activeNames.push(collapsePanel.name)
}
setTimeout(() => {
// 滚动到指定节点
firstErrorItem.$el.scrollIntoView({
// 值有start,center,end，nearest，当前显示在视图区域中间
block: 'center',
// 值有auto、instant,smooth，缓动动画（当前是慢速的）
behavior: 'smooth'
})
}, 0)
}
return firstErrorTab;
}
/**
* 表单自身的validate方法执行后，错误提示定位
* @param {Array} formFields 表单字段
* @returns El-Tab实例
*/
static formValidateTips(formFields) {
let firstErrorItem = null
// 顺序
for (let i = 0; i < formFields.length; i++) {
const field = formFields[i];
if (field.validateState === 'error') {
firstErrorItem = field
break;
}
}
let firstErrorTab = null, collapsePanel = null
if (firstErrorItem) {
let parentVC = firstErrorItem
while(!firstErrorTab) {
const vcName = parentVC.$options.componentName
// 没有Tabs的表单
if (vcName === "ElForm") {
break;
}
if (vcName === "ElTabPane") {
firstErrorTab = parentVC
break;
}
if (vcName === "ElCollapseItem") {
collapsePanel = parentVC;
}
parentVC = parentVC.$parent;
}
if (firstErrorTab) {
const tabs = firstErrorTab.$parent
tabs.currentName = firstErrorTab.name
}
if (collapsePanel && collapsePanel.collapse.activeNames.indexOf(collapsePanel.name) < 0) {
collapsePanel.collapse.activeNames.push(collapsePanel.name)
}
setTimeout(() => {
// 滚动到指定节点
firstErrorItem.$el.scrollIntoView({
// 值有start,center,end，nearest，当前显示在视图区域中间
block: 'center',
// 值有auto、instant,smooth，缓动动画（当前是慢速的）
behavior: 'smooth'
})
}, 0)
}
return firstErrorTab;
}
static defaultFunction(rule, value, callback){
this.executeNotify().then(res => {
if (res.respCode == SUCCESS){
const data = res.data;
Utils.copyValueFromVO(this.model, data)
if (typeof callback === "function") {
callback()
}
}
})
}
static reflectCheck(key){
return async function(rule, value, callback){
//调用具体的check
const res = await this.executeCheck(key)
// if (res.respCode == SUCCESS){
// }
if (Object.hasOwnProperty.call(res.fieldErrors, key)) {
callback(new Error(res.fieldErrors[key]))
} else {
callback();
}
}
}
static generateUUID() {
console.log(111);
var d = new Date().getTime();
console.log(2222);
if (window.performance && typeof window.performance.now === "function") {
d += performance.now(); //use high-precision timer if available
}
var uuid = 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function (c) {
var r = (d + Math.random() * 16) % 16 | 0;
d = Math.floor(d / 16);
return (c == 'x' ? r : (r & 0x3 | 0x8)).toString(16);
});
return uuid;
}
static copyCustomFromModel(customModel, model){
for(let key in customModel){
if(typeof customModel[key] == "object"){
this.copyCustomFromModel(customModel[key], model[key])
}else{
customModel[key] = model[key]
}
}
}
}