uniapp 下单防抖防连点

isClicking: false, //防连点
payMent() {
            uni.showLoading({ mask: true, title: '加载中' });
            if (this.isClicking) return;
            this.isClicking = true;
            this.$http.post('order/shareOrders/placeOrder',this.data).then(res => {
                uni.hideLoading();
                this.isClicking = false;
                if (res.code == 200) {
                    uni.reLaunch({
                        url: './orderSuccessful?id=' + res.data
                    })
                }
            }).catch(e=> {
                uni.hideLoading();
                this.isClicking = false;
            })
        },