package com.ruoyi.web.controller.api;

import com.alibaba.fastjson2.JSONObject;
import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.ruoyi.common.core.domain.R;
import com.ruoyi.common.utils.CodeGenerateUtils;
import com.ruoyi.framework.web.service.TokenService;
import com.ruoyi.system.model.TSysAppUser;
import com.ruoyi.system.model.TSysInspection;
import com.ruoyi.system.model.TSysOtherConfig;
import com.ruoyi.system.model.TSysPayRecord;
import com.ruoyi.system.service.TSysAppUserService;
import com.ruoyi.system.service.TSysInspectionService;
import com.ruoyi.system.service.TSysOtherConfigService;
import com.ruoyi.system.service.TSysPayRecordService;
import com.ruoyi.system.wxPay.enums.TradeStateEnum;
import com.ruoyi.system.wxPay.model.WeixinPayProperties;
import com.ruoyi.system.wxPay.utils.WxTimeUtils;
import com.ruoyi.system.wxPay.utils.WxV3Pay;
import com.wechat.pay.contrib.apache.httpclient.util.AesUtil;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.BufferedReader;
import java.io.PrintWriter;
import java.math.BigDecimal;
import java.nio.charset.StandardCharsets;
import java.util.Map;
import java.util.Objects;

/**
 * 微信相关接口
 */
@Slf4j
@RestController
@CrossOrigin
@RequestMapping("/wx/")
@Api(tags = {"微信支付相关接口"})
public class WxPayController {
    @Autowired
    private WxV3Pay wxV3Pay;
    @Autowired
    private TokenService tokenService;
    @Autowired
    private TSysAppUserService sysAppUserService;
    @Autowired
    private TSysOtherConfigService sysOtherConfigService;
    @Autowired
    private TSysPayRecordService sysPayRecordService;
    @Autowired
    private WeixinPayProperties weixinPayProperties;
    @Autowired
    private TSysInspectionService sysInspectionService;



    /**
     * 按实际修改
     */
    @ApiOperation("订单支付")
    @PostMapping("orderPay")
    public R<Map<String, Object>> orderPay(@RequestParam(value = "inspectionId") String inspectionId) {

        TSysOtherConfig sysOtherConfig = sysOtherConfigService.getById(1);
        if (Objects.isNull(sysOtherConfig.getAiPrice())) {
            return R.fail("系统未配置AI支付价格");
        }

        String userId = tokenService.getLoginUserApplet().getUserId();
        TSysAppUser sysAppUser = sysAppUserService.getById(userId);
        // 价格
        Long totalPrice = sysOtherConfig.getAiPrice().multiply(new BigDecimal(100)).longValue();
        // 生成订单号
        String orderNo = CodeGenerateUtils.generateOrderSn();
        // 查询用户信息 用户openid
        String openId = sysAppUser.getOpenId();
        // 存储支付记录
        sysPayRecordService.saveData(orderNo, userId, sysOtherConfig.getAiPrice(), 1);
        // 调用支付方法
        Map<String, Object> result = wxV3Pay.jsApi(orderNo, totalPrice, openId,"AI检测报告支付","");
        log.info("支付参数：{}", result);
        return R.ok(result);
    }

    /**
     * 支付回调
     */
    @PostMapping("pay/notify")
    @ApiOperation("订单回调")
    public void payNotify(HttpServletRequest request, HttpServletResponse response) throws Exception {
        try {
            System.err.println("微信回调");
            BufferedReader reader = request.getReader();
            StringBuilder requestBody = new StringBuilder();
            String line;
            while ((line = reader.readLine()) != null) {
                requestBody.append(line);
            }
            System.err.println("全部请求体" + requestBody);
            JSONObject jsonObject = JSONObject.parseObject(requestBody.toString());
            JSONObject resource = jsonObject.getJSONObject("resource");

            AesUtil aesUtil = new AesUtil(weixinPayProperties.getV3().getApiKey().getBytes(StandardCharsets.UTF_8));
            String decryptedData = aesUtil.decryptToString(resource.getString("associated_data").getBytes(StandardCharsets.UTF_8), resource.getString("nonce").getBytes(StandardCharsets.UTF_8),
                    resource.getString("ciphertext"));
            System.err.println("微信解密的字符串信息" + decryptedData);
            JSONObject jsonInfo = JSONObject.parse(decryptedData);
            String out_trade_no = jsonInfo.getString("out_trade_no");
            String transaction_id = jsonInfo.getString("transaction_id");
            String trade_state = jsonInfo.getString("trade_state");
            String success_time = jsonInfo.getString("success_time");
            // 查询订单
            TSysPayRecord sysPayRecord = sysPayRecordService.getOne(Wrappers.lambdaQuery(TSysPayRecord.class)
                    .eq(TSysPayRecord::getOrderNo, out_trade_no).last("LIMIT 1"));
            if (trade_state.equals(TradeStateEnum.SUCCESS.name())) {
                log.info("回调成功");
                // 订单号查询订单
                sysPayRecord.setPayState(2);
                sysPayRecord.setPayTime(WxTimeUtils.dateToLocalDateTime(WxTimeUtils.toRfc3339Date(success_time)));
                sysPayRecord.setTransactionId(transaction_id);
                sysPayRecordService.updateById(sysPayRecord);

                // 处理检测报告为可见
                TSysInspection sysInspection = sysInspectionService.getById(sysPayRecord.getInspectionId());
                sysInspection.setIsPay(1);
                sysInspectionService.updateById(sysInspection);

                PrintWriter out = response.getWriter();
                out.print("SUCCESS");
                out.flush();
                out.close();
            }
        } catch (Exception e) {
            log.error("支付回调异常：{}", e, e);
            wxV3Pay.ack(false, e.getMessage());
        }
    }
}