package com.caimei.controller;


import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONObject;
import com.caimei.model.ResponseJson;
import com.caimei.model.dto.PaymentDto;
import com.caimei.service.PayOrderService;
import com.caimei.util.HttpRequest;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.http.HttpHeaders;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.reactive.function.server.ServerRequest;

import java.util.HashMap;
import java.util.Map;

/**
 * Description
 *
 * @author : plf
 * @date : 2020/5/6
 */
@Api(tags = "订单支付")
@Slf4j
@RestController
@RequiredArgsConstructor
@RequestMapping("/PayOrder")
public class PayOrderApi {
    private final PayOrderService payOrderService;

    @Value("${caimei.notifyUrl}")
    private String notifyUrl;

    @Value("${caimei.redirectLink}")
    private String redirectLink;

    @Value("${wx.AppId}")
    private String appId;

    @Value("${wx.AppSecret}")
    private String appSecret;

    /**
     * 微信线上支付
     */
    @ApiOperation("微信线上支付")
    @PostMapping("/miniWxPay")
    public ResponseJson<JSONObject> miniWxPay(@RequestBody PaymentDto payment, @RequestHeader HttpHeaders headers) {
        if (!"WEIXIN".equals(payment.getPayWay()) || payment.getPayAmount() == null || payment.getPayAmount() < 2) {
            return ResponseJson.error("参数异常", null);
        }
        String clientIp = headers.getFirst("X-CLIENT-IP");
        payment.setClientIp(clientIp);
        //小程序微信快捷支付
        payment.setPayType("MINIAPP_WEIXIN");
        String infos;
        try {
            // 获取当前微信小程序的环境
            String referer = headers.getFirst("Referer");
            log.info("referer-is----:" + referer);
            String requestUrl = "https://api.weixin.qq.com/sns/jscode2session";
            Map<String, String> requestUrlParam = new HashMap<String, String>(4);
            // 小程序appId
            requestUrlParam.put("appid", appId);
            // 小程序appSecret
            requestUrlParam.put("secret", appSecret);
            // 小程序端返回的code
            requestUrlParam.put("js_code", payment.getCode());
            // 默认参数
            requestUrlParam.put("grant_type", "authorization_code");
            // 发送post请求读取调用微信接口获取openid用户唯一标识
            infos = HttpRequest.sendPost(requestUrl, requestUrlParam);
        } catch (Exception e) {
            log.error("错误信息", e);
            return ResponseJson.error("wx小程序获取openid失败", null);
        }
        // 解析相应内容（转换成json对象）
        JSONObject jsonObject = JSON.parseObject(infos);
        String openId = jsonObject.getString("openid");
        String errCode = jsonObject.getString("errcode");
        String errMsg = jsonObject.getString("errmsg");
        boolean errFlag = StringUtils.isNotEmpty(errCode) && ("-1".equals(errCode) || "40029".equals(errCode) || "45011".equals(errCode));
        if (errFlag) {
            return ResponseJson.error(-1, errMsg, null);
        }
        if (openId == null) {
            return ResponseJson.error("wx获取openid失败", null);
        }
        payment.setOpenid(openId);
        payment.setNotifyUrl(notifyUrl);
        log.info("wx支付openid>>>>>" + openId);
        return payOrderService.pay(payment);
    }

    /**
     * 支付异步通知回调
     */
    @GetMapping("/paymentCallback")
    public String paymentCallback(ServerRequest request) throws Exception {
        log.info("异步回调通知>>>>>>>start");
        String data = request.pathVariable("data");
        if (StringUtils.isBlank(data)) {
            return "回调参数失败";
        }
        return payOrderService.paymentCallback(data);
    }

    /**
     * 判断此次支付是否完成
     */
    @ApiOperation("判断此次支付是否完成")
    @GetMapping("/payWhetherSuccess")
    public ResponseJson<String> payWhetherSuccess(Integer orderId, Integer paySuccessCounter) {
        if (null == orderId || null == paySuccessCounter) {
            return ResponseJson.error("参数异常", null);
        }
        return payOrderService.payWhetherSuccess(orderId, paySuccessCounter);
    }

    /**
     * 查询本次支付订单是否完成
     */
    @GetMapping("/findOrderStatus")
    public ResponseJson<JSONObject> findOrderStatus(String mbOrderId) {
        if (null == mbOrderId) {
            return ResponseJson.error("参数异常", null);
        }
        return payOrderService.findOrderStatus(mbOrderId);
    }
}