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web2weapp.js
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window.Info = {}
window.web2weapp = {
preinit: function () {
window.web2weapp.loadheadfile('https://res.wx.qq.com/open/js/jweixin-1.6.0.js', 'js')
window.web2weapp.loadheadfile('https://res.wx.qq.com/open/js/cloudbase/1.1.0/cloud.js', 'js')
document.head.innerHTML += `
<title>跳转微信小程序</title>
<script src="https://res.wx.qq.com/open/js/jweixin-1.6.0.js"></script>
<script src="https://res.wx.qq.com/open/js/cloudbase/1.1.0/cloud.js"></script>
<meta name="viewport"
content="width=device-width,initial-scale=1,maximum-scale=1,minimum-scale=1,user-scalable=no,viewport-fit=cover">
<style>
body {
display: flex;
flex-direction: column;
}
.model {
width: 100%;
max-width: 370px;
display: flex;
height: 30px;
margin: 0 auto;
}
.btn {
border: none;
height: 75px;
font-size: 14px;
border-radius: 7px;
background-color: #fff;
width: 94%;
margin: auto;
text-align: center;
line-height: 75px;
font-size: 18px;
color: #2a5aac;
margin-top: 120px;
max-width: 400px;
outline: none;
-webkit-box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2), 0 0 20px rgba(0, 0, 0, 0.1) inset;
-moz-box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2), 0 0 20px rgba(0, 0, 0, 0.1) inset;
box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2), 0 0 20px rgba(0, 0, 0, 0.1) inset;
-o-box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2), 0 0 20px rgba(0, 0, 0, 0.1) inset;
}
.btn:active {
background-color: #eee;
}
</style>`
},
init: function (tempInfo) {
if (tempInfo == null && JSON.stringify(tempInfo) === '{}') {
console.error('无有效信息，无法初始化')
return
}
window.web2weapp.show()
window.Info = tempInfo
if (window.web2weapp.isWeixinBrowser() && !window.web2weapp.isQWeixinBrowser()) {
window.wx.config({
appId: window.Info.appId,
timestamp: 0,
nonceStr: 'nonceStr',
signature: 'signature',
jsApiList: ['openWeApp'],
openTagList: ['wx-open-launch-weapp'],
debug: false
})
window.wx.ready(function () {
var btn = document.getElementById('launch-btn')
btn.setAttribute('username', window.Info.gh_ID)
btn.setAttribute('path', window.Info.path)
btn.style = ''
btn.addEventListener('launch', function (e) {
console.log('success', e)
})
btn.addEventListener('error', function (e) {
console.log('fail', e)
})
})
} else {
window.web2weapp.initWeapp()
}
},
show: function () {
document.body.innerHTML = `
<wx-open-launch-weapp id="launch-btn" username="" class="model" style="display: none;">
<template>
<style>
.btn {
border: none;
height: 75px;
font-size: 14px;
border-radius: 7px;
background-color: #fff;
width: 100%;
margin: auto;
text-align: center;
line-height: 75px;
font-size: 18px;
color: #2a5aac;
margin-top: 120px;
outline: none;
-webkit-box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2), 0 0 20px rgba(0, 0, 0, 0.1) inset;
-moz-box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2), 0 0 20px rgba(0, 0, 0, 0.1) inset;
box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2), 0 0 20px rgba(0, 0, 0, 0.1) inset;
-o-box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2), 0 0 20px rgba(0, 0, 0, 0.1) inset;
}
.btn:active {
background-color: #eee;
}
</style>
<button class="btn">点击进入微信小程序</button>
</template>
</wx-open-launch-weapp>
<button class="btn" onclick="window.web2weapp.openWeapp()" id="public-btn" style="display: none;">点击进入微信小程序</button>
`
document.body.setAttribute('onselectstart', 'return false')
},
initWeapp: async function () {
window.tcb = new window.cloud.Cloud({
identityless: true,
resourceAppid: window.Info.appId,
resourceEnv: window.Info.env_ID
})
await window.tcb.init()
const res = await window.tcb.callFunction(window.Info.function)
console.log(res)
document.getElementById('public-btn').style = ''
window.minihref = res.result.openlink
if (window.web2weapp.getQueryVariable('auto')) {
window.location.href = window.minihref
}
},
openWeapp: function () {
window.location.href = window.minihref
},
isWeixinBrowser: function () {
var agent = navigator.userAgent.toLowerCase()
if (agent.match(/MicroMessenger/i) == 'micromessenger') {
return true
} else {
return false
}
},
isQWeixinBrowser: function () {
var agent = navigator.userAgent.toLowerCase()
console.log(agent)
if (agent.match(/wxwork/i) == 'wxwork') {
return true
} else {
return false
}
},
getQueryVariable: function (variable) {
var query = window.location.search.substring(1)
var vars = query.split('&')
for (var i = 0; i < vars.length; i++) {
var pair = vars[i].split('=')
if (pair[0] === variable) { return pair[1] }
}
return (false)
},
loadheadfile (filename, filetype) {
let fileref = null
if (filetype === 'js') {
fileref = document.createElement('script')
fileref.setAttribute('type', 'text/javascript')
fileref.setAttribute('src', filename)
} else if (filetype === 'css') {
fileref = document.createElement('link')
fileref.setAttribute('rel', 'stylesheet')
fileref.setAttribute('type', 'text/css')
fileref.setAttribute('href', filename)
}
if (typeof fileref !== 'undefined') {
document.getElementsByTagName('head')[0].appendChild(fileref)
}
}
}
window.web2weapp.preinit()