分享小程序支付功能的实例代码教程
微信小程序的支付和微信公众号的支付是类似的,对比起来还比公众号支付简单了一些,我们只需要调用微信的统一下单接口获取prepay_id之后我们在调用微信的支付即可。 今天我们来封装一般node的支付接口!!! 首先调用统一下单接口我们需要知道一些信息 var bookingNo = 'davdian' + this.createNonceStr() + this.createTimeStamp() var deferred = Q.defer() var appid = config.appId var nonce_str = this.createNonceStr() var timeStamp = this.createTimeStamp() var url = "https://api.mch.weixin.qq.com/pay/unifiedorder" var formData = "<xml>" formData += "<appid>" + appid + "</appid>" //appid formData += "<attach>" + attach + "</attach>" //附加数据 formData += "" + body + "" formData += "<mch_id>" + mch_id + "</mch_id>" //商户号 formData += "<nonce_str>" + nonce_str + "</nonce_str>" //随机字符串,不长于32位。 formData += "<notify_url>" + notify_url + "</notify_url>" formData += "<openid>" + openid + "</openid>" formData += "<out_trade_no>" + bookingNo + "</out_trade_no>" formData += "<spbill_create_ip>61.50.221.43</spbill_create_ip>" formData += "<total_fee>" + total_fee + "</total_fee>" formData += "<trade_type>JSAPI</trade_type>" formData += "<sign>" + this.paysignjsapi(appid, attach, body, mch_id, nonce_str, notify_url, openid, bookingNo, '61.50.221.43', total_fee, 'JSAPI') + "</sign>" formData += "</xml>" var self = this request({ url: url, method: 'POST', body: formData …