页面分享功能，分享好友、朋友圈判断，用share_type做标记 这里用的是jweixin-1.3.2.js

这里用的是jweixin-1.3.2.js
 trigger: function (res) {
     //判断分享的状态，好友、朋友圈
      localStorage.setItem("share_type",1);
},

//单独页面微信分享功能
var methods={
    wxShare: function (shareImg, shareTitle, shareDesc, shareUrl,callBack,tipsCon) {
        var url = window.location.href;
        var wcConfig;
        methods.ajax("/index.php/Wechat/GetJssdk/getJssdkConfig", {
            url: url
        }, function (res) {
            wcConfig = res;
            setConfig();
        });

        function setConfig() {
            wx.config({
                debug: false,
                appId: wcConfig.data.appId,
                timestamp: wcConfig.data.timestamp,
                nonceStr: wcConfig.data.nonceStr,
                signature: wcConfig.data.signature,
                jsApiList: [
                    'onMenuShareQQ',
                    'uploadImage',
                    'chooseImage',
                    'onMenuShareTimeline',
                    'onMenuShareAppMessage',
                    'startRecord',
                    'stopRecord',
                    'translateVoice',
                    'chooseCard',
                    'openCard',
                    'addCard'
                ]
            });
            var wxData = {
                url: shareUrl ? location.protocol + "//" + location.host + shareUrl : url,
                imgurl: location.protocol + "//" + location.host + (shareImg ? shareImg : "/shop-m/public/images/share_icon.jpg"),
                title: shareTitle ? shareTitle : "默认标题",
                desc: shareDesc ? shareDesc : "默认描述"
            }
　　　　　　　//分享好友
            var weixinShare = {
                title: wxData.title,
                desc: wxData.desc,
                link: wxData.url,
                imgUrl: wxData.imgurl,
                type: '',
                trigger: function (res) {
                    // console.log('用户点击发送给朋友');
                    localStorage.setItem("share_type",2);

                },
                success: function(res) {
                   if(callBack){
                      if(tipsCon){
                         methods.confirm(tipsCon);
                      }else{
                         methods.prompt("分享成功");

                      }
                      callBack();
                   };
            },
            };
            var qqShare = {
                title: wxData.title,
                desc: wxData.desc,
                link: url,
                imgUrl: wxData.imgurl,

                success: function() {
                   if(callBack){
                      if(tipsCon){
                         methods.confirm(tipsCon);
                      }else{
                         methods.prompt("分享成功");
                      }
                      callBack();
                   };
            },
            };
//分享朋友圈
            var friendShare = {
                title: wxData.title,
                link: wxData.url,
                imgUrl: wxData.imgurl,
                trigger: function (res) {
                    console.log('用户点击分享到朋友圈');
                    localStorage.setItem("share_type",1);
                },
                success: function(res) {
                   if(callBack){
                      if(tipsCon){
                         methods.confirm(tipsCon);
                      }else{
                         methods.prompt("分享成功");
                        }
                      callBack();
                   };
            },
            };
            wx.ready(function () {
                wx.onMenuShareTimeline(friendShare);
                wx.onMenuShareAppMessage(weixinShare);
                wx.onMenuShareQQ(qqShare);
            });
        }
    }
}

　　 //调用方法
    //微信分享，先判断是不是微信，设置分享内容shareImg, shareTitle, shareDesc, shareUrl,callBack分享成功后回调函数,tipsCon提示语
    var userAgentInfo = navigator.userAgent.toLowerCase();
    if (userAgentInfo.match(/MicroMessenger/i) == 'micromessenger') {
        methods.wxShare("/shop-m/page/activity/2019-0520/images/share_icon.jpg",
            "帮他助力",
            "有你的助力会更有信心哦！",
            "/shop-m/page/activity/2019-0720/buy-new-car/helpAssistance.html?fromOpenid="+fromOpenid+"&"+"fromUserid="+fromUserid,
            function(){
                console.log('分享成功')
            })
    }