admin-fe/src/utils/index.js
2017-05-16 11:08:17 +08:00

214 lines
5.6 KiB
JavaScript

/**
* Created by jiachenpan on 16/11/18.
*/
export function parseTime(time, cFormat) {
if (arguments.length === 0) {
return null;
}
const format = cFormat || '{y}-{m}-{d} {h}:{i}:{s}';
let date;
if (typeof time == 'object') {
date = time;
} else {
if (('' + time).length === 10) time = parseInt(time) * 1000;
date = new Date(time);
}
const formatObj = {
y: date.getFullYear(),
m: date.getMonth() + 1,
d: date.getDate(),
h: date.getHours(),
i: date.getMinutes(),
s: date.getSeconds(),
a: date.getDay()
};
const time_str = format.replace(/{(y|m|d|h|i|s|a)+}/g, (result, key) => {
let value = formatObj[key];
if (key === 'a') return ['一', '二', '三', '四', '五', '六', '日'][value - 1];
if (result.length > 0 && value < 10) {
value = '0' + value;
}
return value || 0;
});
return time_str;
}
export function formatTime(time, option) {
time = +time * 1000;
const d = new Date(time);
const now = Date.now();
const diff = (now - d) / 1000;
if (diff < 30) {
return '刚刚'
} else if (diff < 3600) { // less 1 hour
return Math.ceil(diff / 60) + '分钟前'
} else if (diff < 3600 * 24) {
return Math.ceil(diff / 3600) + '小时前'
} else if (diff < 3600 * 24 * 2) {
return '1天前'
}
if (option) {
return parseTime(time, option)
} else {
return d.getMonth() + 1 + '月' + d.getDate() + '日' + d.getHours() + '时' + d.getMinutes() + '分'
}
}
// 格式化时间
export function getQueryObject(url) {
url = url == null ? window.location.href : url;
const search = url.substring(url.lastIndexOf('?') + 1);
const obj = {};
const reg = /([^?&=]+)=([^?&=]*)/g;
search.replace(reg, (rs, $1, $2) => {
const name = decodeURIComponent($1);
let val = decodeURIComponent($2);
val = String(val);
obj[name] = val;
return rs;
});
return obj;
}
/**
*get getByteLen
* @param {Sting} val input value
* @returns {number} output value
*/
export function getByteLen(val) {
let len = 0;
for (let i = 0; i < val.length; i++) {
if (val[i].match(/[^\x00-\xff]/ig) != null) {
len += 1;
} else { len += 0.5; }
}
return Math.floor(len);
}
export function cleanArray(actual) {
const newArray = [];
for (let i = 0; i < actual.length; i++) {
if (actual[i]) {
newArray.push(actual[i]);
}
}
return newArray;
}
export function param(json) {
if (!json) return '';
return cleanArray(Object.keys(json).map(key => {
if (json[key] === undefined) return '';
return encodeURIComponent(key) + '=' +
encodeURIComponent(json[key]);
})).join('&');
}
export function param2Obj(url) {
const search = url.split('?')[1];
return JSON.parse('{"' + decodeURIComponent(search).replace(/"/g, '\\"').replace(/&/g, '","').replace(/=/g, '":"') + '"}')
}
export function html2Text(val) {
const div = document.createElement('div');
div.innerHTML = val;
return div.textContent || div.innerText;
}
export function objectMerge(target, source) {
/* Merges two objects,
giving the last one precedence */
if (typeof target !== 'object') {
target = {};
}
if (Array.isArray(source)) {
return source.slice();
}
for (const property in source) {
if (source.hasOwnProperty(property)) {
const sourceProperty = source[property];
if (typeof sourceProperty === 'object') {
target[property] = objectMerge(target[property], sourceProperty);
continue;
}
target[property] = sourceProperty;
}
}
return target;
}
export function scrollTo(element, to, duration) {
if (duration <= 0) return;
const difference = to - element.scrollTop;
const perTick = difference / duration * 10;
setTimeout(() => {
console.log(new Date())
element.scrollTop = element.scrollTop + perTick;
if (element.scrollTop === to) return;
scrollTo(element, to, duration - 10);
}, 10);
}
export function toggleClass(element, className) {
if (!element || !className) {
return;
}
let classString = element.className;
const nameIndex = classString.indexOf(className);
if (nameIndex === -1) {
classString += '' + className;
} else {
classString = classString.substr(0, nameIndex) + classString.substr(nameIndex + className.length);
}
element.className = classString;
}
export const pickerOptions = [
{
text: '今天',
onClick(picker) {
const end = new Date();
const start = new Date(new Date().toDateString());
end.setTime(start.getTime());
picker.$emit('pick', [start, end]);
}
}, {
text: '最近一周',
onClick(picker) {
const end = new Date(new Date().toDateString());
const start = new Date();
start.setTime(end.getTime() - 3600 * 1000 * 24 * 7);
picker.$emit('pick', [start, end]);
}
}, {
text: '最近一个月',
onClick(picker) {
const end = new Date(new Date().toDateString());
const start = new Date();
start.setTime(start.getTime() - 3600 * 1000 * 24 * 30);
picker.$emit('pick', [start, end]);
}
}, {
text: '最近三个月',
onClick(picker) {
const end = new Date(new Date().toDateString());
const start = new Date();
start.setTime(start.getTime() - 3600 * 1000 * 24 * 90);
picker.$emit('pick', [start, end]);
}
}]
export function getTime(type) {
if (type === 'start') {
return new Date().getTime() - 3600 * 1000 * 24 * 90
} else {
return new Date(new Date().toDateString())
}
}