package com.happy.action;

import com.google.gson.Gson;
import com.google.gson.reflect.TypeToken;
import com.happy.Model.*;
import com.happy.Model.weixin.Pay;
import com.happy.Model.weixin.PayResult;
import com.happy.Model.weixin.WechatUnifiedOrder;
import com.happy.Until.HttpUtils;
import com.happy.Until.ResUtil;
import com.happy.Until.ResponseUtil;
import com.happy.Until.weixin.EndPay;
import com.happy.Until.weixin.JaxbUtil;
import com.happy.Until.weixin.PayWxUtil;
import com.happy.Until.weixin.TongYiReturn;
import com.happy.common.http.HttpsClient;
import com.happy.common.wx.WxConfig;
import com.happy.common.wx.WxConstants;
import com.happy.common.wx.WxUtil;
import com.happy.service.ConsumeService;
import com.happy.service.RechargeService;
import com.happy.service.UserService;
import com.happy.service.WxMenuService;
import com.opensymphony.xwork2.ActionSupport;
import net.sf.json.JSONObject;
import org.apache.commons.lang3.StringUtils;
import org.apache.struts2.ServletActionContext;
import org.apache.struts2.interceptor.ServletRequestAware;

import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import java.io.BufferedReader;
import java.io.PrintWriter;
import java.math.BigDecimal;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

public class Wp extends ActionSupport implements ServletRequestAware {

    private HttpServletRequest request;
    public HttpServletResponse response;

    public String code;
    public String stu_number;
    public String id_card;
    public String begin_time;
    public String collect_code;
    public String user_name;
    public String re_time;

    @Resource
    public UserService userService;
    @Resource
    public ConsumeService consumeService;
    @Resource
    public RechargeService rechargeService;
    @Resource
    public WxMenuService wxMenuService;

    public String getUser_name() {
        return user_name;
    }

    public void setUser_name(String user_name) {
        this.user_name = user_name;
    }

    public String getCollect_code() {
        return collect_code;
    }

    public void setCollect_code(String collect_code) {
        this.collect_code = collect_code;
    }

    public String getBegin_time() {
        return begin_time;
    }

    public void setBegin_time(String begin_time) {
        this.begin_time = begin_time;
    }

    public String getId_card() {
        return id_card;
    }

    public void setId_card(String id_card) {
        this.id_card = id_card;
    }

    public String getStu_number() {
        return stu_number;
    }

    public void setStu_number(String stu_number) {
        this.stu_number = stu_number;
    }

    public String getCode() {
        return code;
    }

    public void setCode(String code) {
        this.code = code;
    }

    public HttpServletRequest getRequest() {
        return request;
    }

    public void setRequest(HttpServletRequest request) {
        this.request = request;
    }

    public void setServletRequest(HttpServletRequest request) {
        this.request = request;
    }

    public HttpServletResponse getResponse() {
        return response;
    }

    public void setResponse(HttpServletResponse response) {
        this.response = response;
    }

    public String getRe_time() {
        return re_time;
    }

    public void setRe_time(String re_time) {
        this.re_time = re_time;
    }

    public String openid() throws Exception {
        Gson gson=new Gson();
        JSONObject resultJson = new JSONObject();
        String url = "https://api.weixin.qq.com/sns/jscode2session?" +
                "appid="+ WeiXinUtil.appid +
                "&secret="+ WeiXinUtil.screct +
                "&js_code="+code+
                "&grant_type=authorization_code";
        if (code==null){
            resultJson.put("mess", "code不能为空");
            ResUtil.write(resultJson, ServletActionContext.getResponse());
        }
        String json = HttpsClient.sendPost(url, "");
        HashMap<String, String> userMap = gson.fromJson(json.toString(), new TypeToken<HashMap<String, String>>(){}.getType());
        String openid = "";
        try {
            openid = userMap.get("openid").toString();
        }catch (Exception e){
            resultJson.put("mess", "openid获取失败");
            ResUtil.write(resultJson, ServletActionContext.getResponse());
            return null;
        }
        System.out.println("openid: "+openid);
        int num = userService.updateOpenid(openid, stu_number, id_card);
        if (num > 0){
            resultJson.put("mess", "绑定成功");
            ResUtil.write(resultJson, ServletActionContext.getResponse());
            return null;
        }
        resultJson.put("mess", "绑定异常");
        ResUtil.write(resultJson, ServletActionContext.getResponse());
        return null;
    }

    public String get_stu() throws Exception {
        Gson gson=new Gson();
        JSONObject resultJson = new JSONObject();
        String url = "https://api.weixin.qq.com/sns/jscode2session?" +
                "appid="+ WeiXinUtil.appid +
                "&secret="+ WeiXinUtil.screct +
                "&js_code="+code+
                "&grant_type=authorization_code";
        if (code==null){
            resultJson.put("mess", "code不能为空");
            ResUtil.write(resultJson, ServletActionContext.getResponse());
        }
        String json = HttpsClient.sendPost(url, "");
        HashMap<String, String> userMap = gson.fromJson(json.toString(), new TypeToken<HashMap<String, String>>(){}.getType());
        String openid = "";
        try{
            openid = userMap.get("openid").toString();
        }catch (Exception e){
            resultJson.put("mess", "code超时");
            ResUtil.write(resultJson, ServletActionContext.getResponse());
            return null;
        }
        List<Users> use = userService.queryByopenid(openid);
        if (use == null){
            resultJson.put("mess", "未查询到用户信息");
        }else {
            resultJson.put("mess", "返回成功");
            resultJson.put("info", use);
        }
        ResUtil.write(resultJson, ServletActionContext.getResponse());
        return null;
    }

    public String queryConsume() throws Exception {
        JSONObject resultJson = new JSONObject();
        if (stu_number==null){
            resultJson.put("mess", "学号异常");
            ResUtil.write(resultJson, ServletActionContext.getResponse());
        }
        List<Consume> consumes = consumeService.queryRecordByStu(stu_number, begin_time);
        if (consumes==null){
            resultJson.put("mess", "本月无消费记录");
            ResUtil.write(resultJson, ServletActionContext.getResponse());
            return null;
        }
        resultJson.put("mess", "返回成功");
        resultJson.put("data", consumes);
        ResUtil.write(resultJson, ServletActionContext.getResponse());
        return null;
    }

    // 统一下单生成 第四步，页面传入用户输入金额，ip，生成预支付订单，把微信回调的参数传递给页面，页面就可以调起支付
    public String Pay() throws Exception {
        HttpSession session = request.getSession();
        Gson gson=new Gson();
        JSONObject resultJson = new JSONObject();
        String url = "https://api.weixin.qq.com/sns/jscode2session?" +
                "appid="+ WeiXinUtil.appid +
                "&secret="+ WeiXinUtil.screct +
                "&js_code="+code+
                "&grant_type=authorization_code";
        if (code==null){
            resultJson.put("mess", "code不能为空");
            ResUtil.write(resultJson, ServletActionContext.getResponse());
        }
        String jsons = HttpsClient.sendPost(url, "");
        HashMap<String, String> userMap = gson.fromJson(jsons.toString(), new TypeToken<HashMap<String, String>>(){}.getType());
        String open_id = "";
        try{
            open_id = userMap.get("openid").toString();

        }catch (Exception e){
            resultJson.put("mess", "code超时");
            ResUtil.write(resultJson, ServletActionContext.getResponse());
            return null;
        }
        List<Users> u = userService.queryByopenid(open_id);  // 查找是不是会员，不是会员不能充值
        String num = request.getParameter("num");
        session.setAttribute("num", num);// 存入金额session中
        if (u != null  ) {
            String ip = request.getParameter("ip");
            double money = Double.parseDouble(request.getParameter("num"));
            int a = (int) (money * 100);
            WechatUnifiedOrder w = new WechatUnifiedOrder();
            w.setAppid(WeiXinUtil.appid);
            w.setAttach("chuanghai");
            w.setBody("chuanghai");
            w.setMch_id(WeiXinUtil.account);
            w.setNonce_str(PayWxUtil.getNonceStr());// 随机支付串
            w.setNotify_url(WeiXinUtil.ip + "wppayResulet.action");// 支付结果回调地址
            w.setOpenid(open_id);
            w.setOut_trade_no("" + new Date().getTime());
            w.setSpbill_create_ip(ip);
            w.setTotal_fee(a);
            w.setTrade_type("JSAPI");
            Map<String, String> params = new HashMap<String, String>();
            params.put("attach", w.getAttach());
            params.put("appid", w.getAppid());
            params.put("mch_id", w.getMch_id());
            params.put("nonce_str", w.getNonce_str());
            params.put("body", w.getBody());
            params.put("out_trade_no", w.getOut_trade_no());
            params.put("total_fee", w.getTotal_fee() + "");
            params.put("spbill_create_ip", w.getSpbill_create_ip());
            params.put("notify_url", w.getNotify_url());
            params.put("trade_type", w.getTrade_type());
            params.put("openid", w.getOpenid());
            w.setSign(PayWxUtil.getSign(params, WeiXinUtil.APIid));
            params.put("sign", w.getSign());
            String retXml = JaxbUtil.getRequestXml(params);
            String msg = HttpUtils.post("https://api.mch.weixin.qq.com/pay/unifiedorder", retXml);
            System.out.println(444);
            if (msg.indexOf("FAIL") > -1) {
                 JSONObject json = new JSONObject();
                 json.put("pay", "error");
                 ResponseUtil.write(json, ServletActionContext.getResponse());
                 return null;
            } else {
                JaxbUtil requestBinder = new JaxbUtil(TongYiReturn.class, JaxbUtil.CollectionWrapper.class);
                TongYiReturn to = requestBinder.fromXml(msg);
                if (to.getReturn_code().equals("SUCCESS") && to.getResult_code().equals("SUCCESS")) {
                    EndPay pay = new EndPay();
                    pay.setAppId(WeiXinUtil.appid);
                    pay.setSignType("MD5");
                    pay.setTimeStamp(System.currentTimeMillis() / 1000 + "");
                    pay.setPrepay_id(to.getPrepay_id());
                    pay.setNonceStr(PayWxUtil.getNonceStr());
                    Map<String, String> requestMap = new HashMap<String, String>();
                    requestMap.put("appId", pay.getAppId());
                    requestMap.put("timeStamp", pay.getTimeStamp());
                    requestMap.put("nonceStr", pay.getNonceStr());
                    requestMap.put("package", "prepay_id=" + pay.getPrepay_id());
                    requestMap.put("signType", "MD5");
                    pay.setPaySign(PayWxUtil.getSign(requestMap, WeiXinUtil.APIid));
                    // requestMap.put("sign",pay.getPaySign());
                    // String ret = JaxbUtil.getRequestXml(requestMap);
                    // System.out.println(ret);
                    JSONObject json = new JSONObject();
                    json.put("pay", pay);
                    if (session.getAttribute("p_biao") != null) { // 说明时从打转盘页面进来的，支付完成后继续调到转盘页面
                        json.put("p_biao", 1);
                        session.removeAttribute("p_biao");
                    } else {
                        json.put("p_biao", 0);
                    }
                    ResUtil.write(json, ServletActionContext.getResponse());
                }
            }
        } else { // 说明不是会员
            JSONObject json = new JSONObject();
            json.put("pay", 1);
            ResUtil.write(json, ServletActionContext.getResponse());
        }

        return null;
    }

    // 第五步：支付页面用户输完密码后微信会把支付结果回调到这里，我们根据需要存储支付记录，和执行不同的方法
    public String payResulet() throws Exception { // 微信支付结果通知
//		System.out.println("进来了");
        BufferedReader reader = null;// BufferedReader 字符输入流

        reader = request.getReader();
        String line = "";
        String xmlString = null;
        StringBuffer inputString = new StringBuffer();

        while ((line = reader.readLine()) != null) {
            inputString.append(line);
        }
        xmlString = inputString.toString();
        request.getReader().close();

        JaxbUtil requestBinder = new JaxbUtil(PayResult.class, PayResult.class);
        PayResult result = requestBinder.fromXml(xmlString);// Xml到Java，用fromXML()方法

        if (result.getResult_code().equals("SUCCESS")) { // 交易成功,支付结果转换为对象
            String account = result.getTransaction_id();// 微信支付订单号

            System.out.println("支付成功了");
            System.out.println("result=" + result.toString());

            Recharge pays = rechargeService.findPayByNo(account);// 根据 微信支付订单号 查找支付记录信息

            if (pays != null) { // 有交易记录 发送成功消息给商家
                String returnMsg = "<xml><return_code><![CDATA[SUCCESS]]></return_code><return_msg><![CDATA[OK]]></return_msg></xml>";
                HttpServletResponse response = ServletActionContext.getResponse();
                response.setContentType("text/html;charset=utf-8");
                PrintWriter out = response.getWriter();
                out.println(returnMsg);
                out.flush();
                out.close();
//				System.out.println("pay不为空");
            } else { // 交易记录开始记录
//				if(openid.equals(result.getOpenid()) && num == result.getTotal_fee() / 100){		//支付成功
                // 获得交易支付成功用户的信息
                Recharge pay1 = new Recharge();
                List<Users> u = userService.queryByopenid(result.getOpenid());  // 查找充值的会员信息
                pay1.setAccount((double) result.getTotal_fee() / 100);
                System.out.println("金额："+ result.getTotal_fee());
                pay1.setUser_name(u.get(0).getUser_name());
                pay1.setStu_number(u.get(0).getStu_number());
                pay1.setCard_number(u.get(0).getCard_number());
                pay1.setOrder_num(new String(account.getBytes("utf-8")));
                SimpleDateFormat simp = new SimpleDateFormat("yyyyMMddHHmmss");
                SimpleDateFormat simp1 = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");

                Date date = simp.parse(result.getTime_end());
                String time = simp1.format(date);
                pay1.setRe_time(time); // 支付结束时间

                System.out.println("金额："+pay1.getAccount());
                rechargeService.insertRecharge(pay1);
                double bal = u.get(0).getBalance() + (double) result.getTotal_fee() / 100;
                consumeService.updateBalance(u.get(0).getStu_number(), bal);

                // userService.update2((double) result.getTotal_fee() / 10, u.getId());
                String returnMsg = "<xml><return_code><![CDATA[SUCCESS]]></return_code><return_msg><![CDATA[OK]]></return_msg></xml>";
                HttpServletResponse response = ServletActionContext.getResponse();
                response.setContentType("text/html;charset=utf-8");
                PrintWriter out = response.getWriter();
                out.println(returnMsg);
                out.flush();
                out.close(); // 发送成功消息给商家
//				}
                // }
            }
        }
        return null;
    }

    public String start() throws Exception {
        Gson gson=new Gson();
        JSONObject resultJson = new JSONObject();
        SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");// 设置日期格式
        String time = df.format(new Date());
        String dang = WxUtil.mchOrderNo();
        double basic_amount = 10.00;
        double residue = 0.00;
        double use_size = 0.00;
        if (stu_number == null){
            resultJson.put("mess", "学号为空");
            ResUtil.write(resultJson, ServletActionContext.getResponse());
            return null;
        }
        if(StringUtils.isNotBlank(collect_code)) {
            String sign = wxMenuService.wxUrl(dang, WxConstants.SING_MD5, collect_code, time);
            String requestUrl = "https://app.dev.9kbs.com/shopOpenApi/services/deviceAntiScode/getStartCode?apicode=" + WxConfig.apicode
                    + "&collect_code=" + collect_code + "&order_no=" + dang + "&amount=10&timestamp="
                    + time + "&sign=" + sign;
            String json = HttpsClient.sendPost2(requestUrl, "");
            HashMap<String, Object> userMap = gson.fromJson(json.toString(), new TypeToken<HashMap<String, Object>>(){}.getType());
            String status = "";
            try {
                status = userMap.get("status").toString();
            }catch (Exception e){
                resultJson.put("mess", "第三方接口异常");
                ResUtil.write(resultJson, ServletActionContext.getResponse());
                return null;
            }
            if (status.equals("succ")) {
                String data = userMap.get("data").toString();
                HashMap<String, Object> device = gson.fromJson(data.toString(), new TypeToken<HashMap<String, Object>>() {}.getType());
                String start_code = device.get("start_code").toString();
                System.out.println("启动码："+start_code);
                String collect_data = device.get("collect_data").toString();
                HashMap<String, Object> money = gson.fromJson(collect_data.toString(), new TypeToken<HashMap<String, Object>>() {}.getType());
                String device_code = money.get("device_code").toString();
                String order_no = new BigDecimal(money.get("order_no").toString()).toString();
                String use_amount = money.get("use_amount").toString();
                // 根据订单号获取上次消费记录
                List<Consume> reconsumes = consumeService.queryRecordByOrder(order_no);
                // 本次消息信息
                List<Users> user0 = userService.selectByStu(stu_number);
                // 上次无用户消费
                if (reconsumes == null){
                    if (user0 != null) {  // 本次消费信息，余额
                        Double balance = user0.get(0).getBalance();
                        if (balance > basic_amount) {
                            // 保存本次消费信息，但是没有消费金额
                            Consume cons = new Consume();
                            cons.setStu_number(stu_number);
                            cons.setUser_name(user0.get(0).getUser_name());
                            cons.setOrder_no(dang);
                            cons.setBegin_time(time);
                            cons.setStart_code(start_code);
                            cons.setDevice_code(device_code);
                            cons.setUse_amount(0.00);
                            cons.setUse_size(0.00);
                            int num = consumeService.insertComsume(cons);
                            if (num > 0) {   // 保存成功
                                resultJson.put("mess", "启动成功");
                                resultJson.put("start_code", start_code);
                                ResUtil.write(resultJson, ServletActionContext.getResponse());
                                return null;
                            }
                        } else {
                            resultJson.put("mess", "余额小于10元！请充值");
                            ResUtil.write(resultJson, ServletActionContext.getResponse());
                            return null;
                        }
                    } else {
                        resultJson.put("mess", "卡号异常");
                        ResUtil.write(resultJson, ServletActionContext.getResponse());
                        return null;
                    }
                }else {
                    // 上次消费卡号
                    String restu_number = reconsumes.get(0).getStu_number();
                    // 上次用户信息
                    List<Users> reusers = userService.selectByStu(restu_number);
                    if (reusers != null ) {
                        if (reconsumes.get(0).getState() == 0) {   // 上次消费未结算
                            Double rebalance = reusers.get(0).getBalance();
                            double use_amounts = Double.parseDouble(use_amount);
                            if (rebalance > use_amounts) {
                                residue = rebalance - use_amounts;
                                List<Price> ws = consumeService.water_price("热水");
                                if (ws!=null){
                                    System.out.println("热水有价");
                                    use_size = use_amounts/ws.get(0).getPrice();
                                }
                                int num1 = consumeService.updateConsume2(order_no, time, use_amounts, use_size, 1);
                                int num2 = consumeService.updateBalance(restu_number, residue);
                                // 上次消费扣除完毕
                                if (num1 > 0 && num2 > 0) {
                                    // 查询本次用户信息
                                    System.out.println("学号："+stu_number);
                                    List<Users> users2 = userService.selectByStu(stu_number);
                                    if (users2 != null ) {
                                        // 保存本次消费记录，但是没有消费金额
                                        Consume cons = new Consume();
                                        cons.setCard_number(stu_number);
                                        cons.setUser_name(user_name);
                                        cons.setOrder_no(dang);
                                        cons.setBegin_time(time);
                                        cons.setStart_code(start_code);
                                        cons.setDevice_code(device_code);
                                        cons.setUse_amount(0.00);
                                        cons.setUse_size(0.00);
                                        int num = consumeService.insertComsume(cons);
                                        if (num > 0) {
                                            double bal = users2.get(0).getBalance();
                                            if (bal > basic_amount) {
                                                resultJson.put("mess", "启动成功");
                                                resultJson.put("start_code", start_code);
                                                ResUtil.write(resultJson, ServletActionContext.getResponse());
                                                return null;
                                            } else {
                                                resultJson.put("mess", "余额不足！请充值");
                                                ResUtil.write(resultJson, ServletActionContext.getResponse());
                                                return null;
                                            }
                                        } else {
                                            resultJson.put("mess", "本次订单提交失败！");
                                            ResUtil.write(resultJson, ServletActionContext.getResponse());
                                            return null;
                                        }
                                    } else {
                                        resultJson.put("mess", "用户信息异常！");
                                        ResUtil.write(resultJson, ServletActionContext.getResponse());
                                        return null;
                                    }
                                } else {
                                    resultJson.put("mess", "结算失败！请联系管理员");
                                    ResUtil.write(resultJson, ServletActionContext.getResponse());
                                    return null;
                                }
                            } else {
                                resultJson.put("mess", "上次消费用户余额不足！");
                                ResUtil.write(resultJson, ServletActionContext.getResponse());
                                return null;
                            }
                        } else {  // 上次消费已结算
                            // 查询本次用户信息
                            List<Users> users2 = userService.selectByStu(stu_number);
                            if (users2 != null ) {
                                // 保存本次消费记录，但是没有消费金额
                                Consume cons = new Consume();
                                cons.setStu_number(stu_number);
                                cons.setUser_name(users2.get(0).getUser_name());
                                cons.setOrder_no(dang);
                                cons.setBegin_time(time);
                                cons.setStart_code(start_code);
                                cons.setDevice_code(device_code);
                                int num = consumeService.insertComsume(cons);
                                if (num > 0) {
                                    double bal = users2.get(0).getBalance();
                                    if (bal > basic_amount) {
                                        System.out.println("启动码："+start_code);
                                        resultJson.put("mess", "启动成功");
                                        resultJson.put("start_code", start_code);
                                        ResUtil.write(resultJson, ServletActionContext.getResponse());
                                        return null;
                                    } else {
                                        resultJson.put("mess", "余额不足！请充值");
                                        ResUtil.write(resultJson, ServletActionContext.getResponse());
                                        return null;
                                    }
                                } else {
                                    resultJson.put("mess", "本次订单提交失败！");
                                    ResUtil.write(resultJson, ServletActionContext.getResponse());
                                    return null;
                                }
                            } else {
                                resultJson.put("mess", "用户信息异常！");
                                ResUtil.write(resultJson, ServletActionContext.getResponse());
                                return null;
                            }
                        }
                    } else {
                        resultJson.put("mess", "用户信息异常！");
                        ResUtil.write(resultJson, ServletActionContext.getResponse());
                        return null;
                    }
                }

            }else {
                resultJson.put("mess", "请求参数错误！");
                ResUtil.write(resultJson, ServletActionContext.getResponse());
            }
        }else {
            resultJson.put("mess", "收集码获取失败！");
            ResUtil.write(resultJson, ServletActionContext.getResponse());
        }
        return null;
    }

    public String consume() throws Exception {
        Gson gson=new Gson();
        JSONObject resultJson = new JSONObject();
        SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");// 设置日期格式
        String time = df.format(new Date());
        String dang = WxUtil.mchOrderNo();
        double basic_amount = 0.00;
        double residue = 0.00;
        double use_size = 0.00;
        System.out.println(2222);
        if(StringUtils.isNotBlank(collect_code)) {
            System.out.println(3333);
            String sign = wxMenuService.wxUrl("", WxConstants.SING_MD5, collect_code, time);
            String requestUrl = "https://app.dev.9kbs.com/shopOpenApi/services/deviceAntiScode/getStartCode?apicode=" + WxConfig.apicode
                    + "&collect_code=" + collect_code + "&order_no=" + "" + "&amount=10&timestamp="
                    + time + "&sign=" + sign;
            String json = HttpsClient.sendPost2(requestUrl, "");
            System.out.println(json);
            HashMap<String, Object> userMap = gson.fromJson(json.toString(), new TypeToken<HashMap<String, Object>>(){}.getType());
            String status = userMap.get("status").toString();
            if (status.equals("succ")) {
                String data = userMap.get("data").toString();
                HashMap<String, Object> device = gson.fromJson(data.toString(), new TypeToken<HashMap<String, Object>>() {}.getType());
                String collect_data = device.get("collect_data").toString();
                HashMap<String, Object> money = gson.fromJson(collect_data.toString(), new TypeToken<HashMap<String, Object>>() {}.getType());
                String order_no = new BigDecimal(money.get("order_no").toString()).toString();
                String use_amount = money.get("use_amount").toString();
                // 根据订单号获取本次消费记录
                List<Consume> reconsumes = consumeService.queryRecordByOrder(order_no);
                // 订单异常
                if (reconsumes == null){
                    resultJson.put("mess", "订单异常，请联系管理员！");
                    ResUtil.write(resultJson, ServletActionContext.getResponse());
                    return null;
                }else {
                    // 上次消费卡号
                    String restu_number = reconsumes.get(0).getStu_number();
                    // 本次用户信息
                    List<Users> reusers = userService.selectByStu(restu_number);
                    if (reusers != null ) {
                        if (reconsumes.get(0).getState() == 0) {   // 本次消费未结算
                            double rebalance = reusers.get(0).getBalance();
                            double use_amounts = Double.parseDouble(use_amount);
                            if (rebalance > use_amounts) {
                                residue = rebalance - use_amounts;
                                List<Price> ws = consumeService.water_price("热水");
                                if (ws!=null){
                                    use_size = use_amounts / ws.get(0).getPrice();
                                }
                                int num1 = consumeService.updateConsume2(order_no, time, use_amounts, use_size, 1);
                                int num2 = consumeService.updateBalance(restu_number, residue);
                                // 本次消费扣除完毕
                                if (num1 > 0 && num2 > 0) {
                                    resultJson.put("mess", "支付成功");
                                    resultJson.put("use_amount", use_amounts);
                                    ResUtil.write(resultJson, ServletActionContext.getResponse());
                                    return null;
                                } else {
                                    resultJson.put("mess", "结算异常！请联系管理员");
                                    ResUtil.write(resultJson, ServletActionContext.getResponse());
                                    return null;
                                }
                            } else {
                                resultJson.put("mess", "上次消费用户余额不足！");
                                ResUtil.write(resultJson, ServletActionContext.getResponse());
                                return null;
                            }
                        } else {  // 本次消费已结算
                            resultJson.put("mess", "已支付！请勿重复支付");
                            ResUtil.write(resultJson, ServletActionContext.getResponse());
                            return null;
                        }
                    } else {
                        resultJson.put("mess", "用户信息异常！");
                        ResUtil.write(resultJson, ServletActionContext.getResponse());
                        return null;
                    }
                }

            }else {
                resultJson.put("mess", "请求参数错误！");
                ResUtil.write(resultJson, ServletActionContext.getResponse());
            }
        }else {
            resultJson.put("mess", "收集码获取失败！");
            ResUtil.write(resultJson, ServletActionContext.getResponse());
        }
        return null;
    }

}