export function timeFix () {
|
const time = new Date()
|
const hour = time.getHours()
|
return hour < 9 ? '早上好' : hour <= 11 ? '上午好' : hour <= 13 ? '中午好' : hour < 20 ? '下午好' : '晚上好'
|
}
|
|
export function welcome () {
|
const arr = ['休息一会儿吧', '准备吃什么呢?', '要不要打一把 LOL', '我猜你可能累了']
|
const index = Math.floor(Math.random() * arr.length)
|
return arr[index]
|
}
|
|
/**
|
* 触发 window.resize
|
*/
|
export function triggerWindowResizeEvent () {
|
const event = document.createEvent('HTMLEvents')
|
event.initEvent('resize', true, true)
|
event.eventType = 'message'
|
window.dispatchEvent(event)
|
}
|
|
export function handleScrollHeader (callback) {
|
let timer = 0
|
|
let beforeScrollTop = window.pageYOffset
|
callback = callback || function () {}
|
window.addEventListener(
|
'scroll',
|
event => {
|
clearTimeout(timer)
|
timer = setTimeout(() => {
|
let direction = 'up'
|
const afterScrollTop = window.pageYOffset
|
const delta = afterScrollTop - beforeScrollTop
|
if (delta === 0) {
|
return false
|
}
|
direction = delta > 0 ? 'down' : 'up'
|
callback(direction)
|
beforeScrollTop = afterScrollTop
|
}, 50)
|
},
|
false
|
)
|
}
|
|
export function isIE () {
|
const bw = window.navigator.userAgent
|
const compare = (s) => bw.indexOf(s) >= 0
|
const ie11 = (() => 'ActiveXObject' in window)()
|
return compare('MSIE') || ie11
|
}
|
|
/**
|
* Remove loading animate
|
* @param id parent element id or class
|
* @param timeout
|
*/
|
export function removeLoadingAnimate (id = '', timeout = 1500) {
|
if (id === '') {
|
return
|
}
|
setTimeout(() => {
|
document.body.removeChild(document.getElementById(id))
|
}, timeout)
|
}
|