pay(id) {
            console.log(id)
            if(id != ""){
                uni.login({
                    provider: \'weixin\',
                    success: (loginRes) => {
　　　　　　　　　　　　　　　　将获取的code传给后台服务器，后台再返回一堆微信认可的数据给前端，前端组装数据再请求微信接口
                        this.$api.bank.extractPay(id,loginRes.code).then(res => {
                            console.log(res)
                            if(res.status == "200" || res.status == "201" || res.status == "204") {
                                if(res.data.meta) {
                                    let payObj = res.data.meta
                                    payObj.success = (val) => {
                                        console.log(val)
                                        uni.showToast({
                                            title: "支付成功！",
                                            duration: 1500,
                                            success: () => {
                                                uni.switchTab({url: "../library/library"})
                                            }
                                        })
                                    };
                                    payObj.fail = (val) => {
                                        console.log(val)
                                        uni.showToast({
                                            title: "用户取消付款！",
                                            duration: 1500,
                                            success: () => {
                                                uni.switchTab({url: "../library/library?topIndex="+1+\'&subIndex=\'+3})
                                            }
                                        })
                                    }
                                    uni.requestPayment(payObj);
                                }
                            }
                        })
                    }
                })
            }
        },