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export function getWxCode(that, localhostUrl) {
// localhostUrl  当前页面的路径 传这个也可以this.$route.fullPath// console.log(that.$store.state.wxSessionData)// console.log(that.$store.state.wxSessionData.openId)//openId为undefine执行获取openid判断是否没有登录 只有没登陆才去授权 不需要每次授权if (!(that.$store.state.wxSessionData && that.$store.state.wxSessionData.openId)) {let ua = window.navigator.userAgent.toLowerCase()//判断是微信浏览器if (ua.match(/MicroMessenger/i) == 'micromessenger') {const code = getUrlParam('code')// 判断是否存在codeif (code == null || code == '') {// 重新获取codeconst appid = 'wx8ca96a422a87969a'let authPageBaseUri ="https://open.weixin.qq.com/connect/oauth2/authorize";//这里的 redirect_uri 用的当前页面地址，记得用 encodeURIComponent 做一下编码，这儿不注意容易报错let authParams = "";authParams = `?appid=${appid}&redirect_uri=${encodeURIComponent(window.location.href.split("#")[0] + "#" + localhostUrl)}&response_type=code&scope=snsapi_userinfo&state=ceshi#wechat_redirect`;window.location.href = authPageBaseUri + authParams;} else {// 发送codeconsole.log(code)return code;}// do something}}
}