微信分享(仅前端)

Posted 2022-02-25 沿着路走到底

仅前端

<script src="https://res.wx.qq.com/open/js/jweixin-1.6.0.js"></script>

private async wxConfig() 
    // 请求接口获取微信签名
    const shareParams = 
      title: 'title',
      description: '摘要',
      image: '图片线上地址',
      url: window.location.href,
    ;
    const signParams: any = 
      signUrl: shareParams.url,
    ;
    const jsApiList = [
      'onMenuShareAppMessage', 'onMenuShareTimeline', 'onMenuShareQQ', 'onMenuShareWeibo', 'onMenuShareQZone',
    ];
    const wxShareParams = 
      title: shareParams.title, // 分享标题
      desc: shareParams.description, // 分享描述
      link: shareParams.url, // 分享链接，该链接域名或路径必须与当前页面对应的公众号JS安全域名一致
      imgUrl: shareParams.image, // 分享图标
    ;
    const res = await this.chargerMapService.wxConfigSig(signParams.url);
    if (!res.data) 
      return
    
    const data = res.data
    wx.config(
      debug: false, // 开启调试模式,调用的所有api的返回值会在客户端alert出来
      appId: data.app_id, // 必填，公众号的唯一标识
      timestamp: data.timestamp, // 必填，生成签名的时间戳
      nonceStr: data.nonce_str, // 必填，生成签名的随机串
      signature: data.signature, // 必填，签名
      jsApiList,
    );
    wx.ready(() => 
      wx.checkJsApi(
        jsApiList,
      );
      // 分享到朋友圈
      wx.onMenuShareTimeline(wxShareParams);

      // 分享给朋友
      wx.onMenuShareAppMessage(wxShareParams);

      // 分享到QQ
      wx.onMenuShareQQ(wxShareParams);

      // 分享到腾讯微博
      wx.onMenuShareWeibo(wxShareParams);

      // 分享到QQ空间
      wx.onMenuShareQZone(wxShareParams);
    );
  

h5页面环境判断

const ua = navigator.userAgent || '';

// 版本号比较
export const semverCompare = (verionA: string, versionB: string): -1 | 0 | 1 => 
  const isNaN = Number;
  const splitA = verionA.split('.');
  const splitB = versionB.split('.');

  for (let i = 0; i < 3; i++) 
    const snippetA = Number(splitA[i]);
    const snippetB = Number(splitB[i]);

    if (snippetA > snippetB) 
      return 1;
    
    if (snippetB > snippetA) 
      return -1;
    

    // e.g. '1.0.0-rc' -- Number('0-rc') = NaN
    if (!isNaN(snippetA) && isNaN(snippetB)) 
      return 1;
    
    if (isNaN(snippetA) && !isNaN(snippetB)) 
      return -1;
    
  

  return 0;
;

/**
 * 获取 ios 大版本号
 */
export const getIOSVersion = (): number => 
  const version = navigator.appVersion.match(/OS (\\d+)_(\\d+)_?(\\d+)?/) as string[];
  return Number.parseInt(version[1], 10);
;

/**
 * 获取 微信 版本号
 */
export const getWeChatVersion = (): string => 
  const version = navigator.appVersion.match(/micromessenger\\/(\\d+\\.\\d+\\.\\d+)/i) as string[];
  return version[1];
;

export const isandroid = /android/i.test(ua);

export const isIos = /iphone|ipad|ipod/i.test(ua);

export const isWechat = /micromessenger\\/([\\d.]+)/i.test(ua);

export const isWeibo = /(weibo).*weibo__([\\d.]+)/i.test(ua);

export const isBaidu = /(baiduboxapp)\\/([\\d.]+)/i.test(ua);

export const isQQ = /qq\\/([\\d.]+)/i.test(ua);

export const isQQBrowser = /(qqbrowser)\\/([\\d.]+)/i.test(ua);

export const isQzone = /qzone\\/.*_qz_([\\d.]+)/i.test(ua);

// 安卓 chrome 浏览器，包含 原生chrome浏览器、三星自带浏览器、360浏览器以及早期国内厂商自带浏览器
export const isOriginalChrome =
  /chrome\\/[\\d.]+ mobile safari\\/[\\d.]+/i.test(ua) && isAndroid && ua.indexOf('Version') < 0;

// chrome for ios 和 safari 的区别仅仅是将 Version/<VersionNum> 替换成了 CriOS/<ChromeRevision>
// ios 上很多 app 都包含 safari 标识，但它们都是以自己的 app 标识开头，而不是 Mozilla
export const isSafari =
  /safari\\/([\\d.]+)$/i.test(ua) && isIos && ua.indexOf('Crios') < 0 && ua.indexOf('Mozilla') === 0;

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