uniapp app端打开微信小程序轮子

            // #ifdef APP-PLUS  
            contact() {  
                //需调用plus.share.getServices获取微信分享服务对象  
                plus.share.getServices((s) => {  
                    let sweixin = {};  
                    for (let i = 0; i < s.length; i++) {  
                        let share = s[i];  
                        if (share.id === 'weixin') {  
                            sweixin = share  
                        }  
                    }  
                    //小程序参数，必填  
                    let WeixinMiniProgramOptions = {  
                        id: 'gh_33446d7f7a26',  
                        path:'/pages/me/index' //可指定打开的页面  
                    }  
                    sweixin ? sweixin.launchMiniProgram(WeixinMiniProgramOptions) : plus.nativeUI.alert(  
                        '当前环境不支持微信操作!');  
                }, function(e) {  
                    console.log("获取分享服务列表失败：" + e.message);  
                });  
            },  
            // #endif