import { validatenull } from './validate';
//表单序列化
export const serialize = data => {
let list = [];
Object.keys(data).forEach(ele => {
list.push(`${ele}=${data[ele]}`);
});
return list.join('&');
};
export const getObjType = obj => {
var toString = Object.prototype.toString;
var map = {
'[object Boolean]': 'boolean',
'[object Number]': 'number',
'[object String]': 'string',
'[object Function]': 'function',
'[object Array]': 'array',
'[object Date]': 'date',
'[object RegExp]': 'regExp',
'[object Undefined]': 'undefined',
'[object Null]': 'null',
'[object Object]': 'object',
};
if (obj instanceof Element) {
return 'element';
}
return map[toString.call(obj)];
};
export const getViewDom = () => {
return window.document.getElementById('avue-view').getElementsByClassName('el-scrollbar__wrap')[0];
};
/**
* 对象深拷贝
*/
export const deepClone = data => {
var type = getObjType(data);
var obj;
if (type === 'array') {
obj = [];
} else if (type === 'object') {
obj = {};
} else {
//不再具有下一层次
return data;
}
if (type === 'array') {
for (var i = 0, len = data.length; i < len; i++) {
obj.push(deepClone(data[i]));
}
} else if (type === 'object') {
for (var key in data) {
obj[key] = deepClone(data[key]);
}
}
return obj;
};
/**
* 设置灰度模式
*/
export const toggleGrayMode = status => {
if (status) {
document.body.className = document.body.className + ' grayMode';
} else {
document.body.className = document.body.className.replace(' grayMode', '');
}
};
/**
* 设置主题
*/
export const setTheme = name => {
document.body.className = name;
};
/**
* 加密处理
*/
export const encryption = params => {
let { data, type, param, key } = params;
let result = JSON.parse(JSON.stringify(data));
if (type == 'Base64') {
param.forEach(ele => {
result[ele] = btoa(result[ele]);
});
} else if (type == 'Aes') {
param.forEach(ele => {
result[ele] = window.CryptoJS.AES.encrypt(result[ele], key).toString();
});
}
return result;
};
/**
* 加密对象处理
*/
export const encryptionObject = params => {
let { data, type, key } = params;
let result = JSON.stringify(data);
if (type == 'Base64') {
result = btoa(unescape(encodeURIComponent(result)));
} else if (type == 'Aes') {
param.forEach(ele => {
result[ele] = window.CryptoJS.AES.encrypt(result[ele], key).toString();
});
}
return result;
};
/**
* 浏览器判断是否全屏
*/
export const fullscreenToggel = () => {
if (fullscreenEnable()) {
exitFullScreen();
} else {
reqFullScreen();
}
};
/**
* esc监听全屏
*/
export const listenfullscreen = callback => {
function listen() {
callback();
}
document.addEventListener('fullscreenchange', function() {
listen();
});
document.addEventListener('mozfullscreenchange', function() {
listen();
});
document.addEventListener('webkitfullscreenchange', function() {
listen();
});
document.addEventListener('msfullscreenchange', function() {
listen();
});
};
/**
* 浏览器判断是否全屏
*/
export const fullscreenEnable = () => {
var isFullscreen = document.isFullScreen || document.mozIsFullScreen || document.webkitIsFullScreen;
return isFullscreen;
};
/**
* 浏览器全屏
*/
export const reqFullScreen = () => {
if (document.documentElement.requestFullScreen) {
document.documentElement.requestFullScreen();
} else if (document.documentElement.webkitRequestFullScreen) {
document.documentElement.webkitRequestFullScreen();
} else if (document.documentElement.mozRequestFullScreen) {
document.documentElement.mozRequestFullScreen();
}
};
/**
* 浏览器退出全屏
*/
export const exitFullScreen = () => {
if (document.documentElement.requestFullScreen) {
document.exitFullScreen();
} else if (document.documentElement.webkitRequestFullScreen) {
document.webkitCancelFullScreen();
} else if (document.documentElement.mozRequestFullScreen) {
document.mozCancelFullScreen();
}
};
/**
* 递归寻找子类的父类
*/
export const findParent = (menu, id) => {
for (let i = 0; i < menu.length; i++) {
if (menu[i].children.length != 0) {
for (let j = 0; j < menu[i].children.length; j++) {
if (menu[i].children[j].id == id) {
return menu[i];
} else {
if (menu[i].children[j].children.length != 0) {
return findParent(menu[i].children[j].children, id);
}
}
}
}
}
};
/**
* 动态插入css
*/
export const loadStyle = url => {
const link = document.createElement('link');
link.type = 'text/css';
link.rel = 'stylesheet';
link.href = url;
const head = document.getElementsByTagName('head')[0];
head.appendChild(link);
};
/**
* 判断路由是否相等
*/
export const diff = (obj1, obj2) => {
delete obj1.close;
var o1 = obj1 instanceof Object;
var o2 = obj2 instanceof Object;
if (!o1 || !o2) {
/* 判断不是对象 */
return obj1 === obj2;
}
if (Object.keys(obj1).length !== Object.keys(obj2).length) {
return false;
//Object.keys() 返回一个由对象的自身可枚举属性(key值)组成的数组,例如：数组返回下表：let arr = ["a", "b", "c"];console.log(Object.keys(arr))->0,1,2;
}
for (var attr in obj1) {
var t1 = obj1[attr] instanceof Object;
var t2 = obj2[attr] instanceof Object;
if (t1 && t2) {
return diff(obj1[attr], obj2[attr]);
} else if (obj1[attr] !== obj2[attr]) {
return false;
}
}
return true;
};
/**
* 根据字典的value显示label
*/
export const findByvalue = (dic, value) => {
let result = '';
if (validatenull(dic)) return value;
if (typeof value == 'string' || typeof value == 'number' || typeof value == 'boolean') {
let index = 0;
index = findArray(dic, value);
if (index != -1) {
result = dic[index].label;
} else {
result = value;
}
} else if (value instanceof Array) {
result = [];
let index = 0;
value.forEach(ele => {
index = findArray(dic, ele);
if (index != -1) {
result.push(dic[index].label);
} else {
result.push(value);
}
});
result = result.toString();
}
return result;
};
/**
* 根据字典的value查找对应的index
*/
export const findArray = (dic, value) => {
for (let i = 0; i < dic.length; i++) {
if (dic[i].value == value) {
return i;
}
}
return -1;
};
/**
* 生成随机len位数字
*/
export const randomLenNum = (len, date) => {
let random = '';
random = Math.ceil(Math.random() * 100000000000000)
.toString()
.substr(0, len ? len : 4);
if (date) random = random + Date.now();
return random;
};
/**
* 打开小窗口
*/
export const openWindow = (url, title, w, h) => {
// Fixes dual-screen position Most browsers Firefox
const dualScreenLeft = window.screenLeft !== undefined ? window.screenLeft : screen.left;
const dualScreenTop = window.screenTop !== undefined ? window.screenTop : screen.top;
const width = window.innerWidth ?
window.innerWidth :
document.documentElement.clientWidth ?
document.documentElement.clientWidth :
screen.width;
const height = window.innerHeight ?
window.innerHeight :
document.documentElement.clientHeight ?
document.documentElement.clientHeight :
screen.height;
const left = width / 2 - w / 2 + dualScreenLeft;
const top = height / 2 - h / 2 + dualScreenTop;
const newWindow = window.open(
url,
title,
'toolbar=no, location=no, directories=no, status=no, menubar=no, scrollbars=no, resizable=yes, copyhistory=no, width=' +
w +
', height=' +
h +
', top=' +
top +
', left=' +
left
);
// Puts focus on the newWindow
if (window.focus) {
newWindow.focus();
}
};
//数组对象去重
export const filterRepeat = (arr, prop) => {
return arr.filter(function(element, index, self) {
return self.findIndex(el => el[prop] == element[prop]) === index
})
}
//阿拉伯数字转中文数字
export const NoToChinese = (num) => {
if (!/^d*(.d*)?$/.test(num)) {
// alert("Number is wrong!");
return "Number is wrong!";
}
var AA = new Array("零", "一", "二", "三", "四", "五", "六", "七", "八", "九");
var BB = new Array("", "十", "百", "千", "万", "亿", "点", "");
var a = ("" + num).replace(/(^0*)/g, "").split("."),
k = 0,
re = "";
for (var i = a[0].length - 1; i >= 0; i--) {
switch (k) {
case 0:
re = BB[7] + re;
break;
case 4:
if (!new RegExp("0{4}\d{" + (a[0].length - i - 1) + "}$").test(a[0]))
re = BB[4] + re;
break;
case 8:
re = BB[5] + re;
BB[7] = BB[5];
k = 0;
break;
}
if (k % 4 == 2 && a[0].charAt(i + 2) != 0 && a[0].charAt(i + 1) == 0) re = AA[0] + re;
if (a[0].charAt(i) != 0) re = AA[a[0].charAt(i)] + BB[k % 4] + re;
k++;
}
if (a.length > 1) //加上小数部分(如果有小数部分)
{
re += BB[6];
for (var i = 0; i < a[1].length; i++) re += AA[a[1].charAt(i)];
}
return re;
};
/**
* 人民币小写金额转换为大写
*/
export const digitUppercase = (n) => {
let fraction = ['角', '分']
let digit = [
'零', '壹', '贰', '叁', '肆',
'伍', '陆', '柒', '捌', '玖'
];
let unit = [
['元', '万', '亿'],
['', '拾', '佰', '仟']
];
let head = n < 0 ? '欠' : ''
n = Math.abs(n)
let s = ''
for (let i = 0; i < fraction.length; i++) {
s += (digit[Math.floor(Math.floor(n * 1000 * 10 * Math.pow(10, i)) % (10 * 1000) / 1000)] + fraction[i]).replace(/零./, '')
}
s = s || '整'
n = Math.floor(n)
for (let i = 0; i < unit[0].length && n > 0; i++) {
let p = ''
for (let j = 0; j < unit[1].length && n > 0; j++) {
p = digit[n % 10] + unit[1][j] + p
n = Math.floor(n / 10)
}
s = p.replace(/(零.)*零$/, '').replace(/^$/, '零') + unit[0][i] + s
}
return head + s.replace(/(零.)*零元/, '元')
.replace(/(零.)+/g, '零')
.replace(/^整$/, '零元整')
}