JSAPI调起支付分授权页

1let wechatInfo = navigator.userAgent.match(/MicroMessenger\/([\d\.]+)/i);
2let wechatVersion = wechatInfo[1];
3if (compareVersion(wechatVersion, '7.0.5') >= 0) {
4   goToWXScore();
5} else {
6   // 提示用户升级微信客户端版本
7   window.href = 'https://support.weixin.qq.com/cgi-bin/readtemplate?t=page/common_page__upgrade&
8   text=text005&btn_text=btn_text_0'
9}
10/**
11 * 跳转微信支付分
12 */
13function goToWXScore() {
14    wx.checkJsApi({
15        jsApiList: ['openBusinessView'], // 需要检测的JS接口列表
16        success: function (res) {
17        // 以键值对的形式返回，可用的api值true，不可用为false
18        // 如：{"checkResult":{"openBusinessView":true},"errMsg":"checkJsApi:ok"}
19        if (res.checkResult.openBusinessView) {
20            wx.invoke(
21                'openBusinessView', {
22                    businessType: 'wxpayScoreEnable',
23                    queryString
24:'apply_permissions_token=AAQTnZoAAAABAAAAAAA-82Zwq2wMeohrOrWEZiAAAABcwQVtru-5k9MmEOZJ_Pv_Nq7Cw56dNKKN5EjZKnt5jf2ELJMexxwojyqA5EXan-WSwpRhLgBZYm-e9iZ7nLLhTzJLT4qakuzmTPoY64kYxO-8G7Frx8D3sScFf7QOZt8ZMnyXGF-jHx6TMjlGdWti6K0jqAYp_CyALFJxBrEbOvLlJ_vdllvc33W5XV8'
25                },
26                function (res) {
27                // 从支付分返回时会执行这个回调函数
28                    if (parseint(res.err_code) === 0) {
29                    // 返回成功 
30                    } else {
31                    // 返回失败
32                    }
33                });
34            }
35        }
36    });
37 }
38 /**
39  * 版本号比较
40  * @param {string
41} v1 
42  * @param {string
43} v2 
44  */
45function compareVersion(v1, v2) {
46    v1 = v1.split('.')
47    v2 = v2.split('.')
48    const len = Math.max(v1.length, v2.length)
49  
50    while (v1.length < len) {
51      v1.push('0')
52    }
53    while (v2.length < len) {
54      v2.push('0')
55    }
56  
57    for (let i = 0; i < len; i++) {
58      const num1 = parseint(v1[i])
59      const num2 = parseint(v2[i])
60  
61      if (num1 > num2) {
62        return 1
63      } else if (num1 < num2) {
64        return -1
65      }
66    }
67  
68    return 0
69 }