package com.aigeo.util.pay;

import com.aigeo.entity.ApiConfig;
import com.aigeo.entity.PayDto;
import com.wechat.pay.java.core.Config;
import com.wechat.pay.java.core.RSAAutoCertificateConfig;
import com.wechat.pay.java.service.payments.nativepay.NativePayService;
import com.wechat.pay.java.service.payments.nativepay.model.Amount;
import com.wechat.pay.java.service.payments.nativepay.model.PrepayRequest;
import com.wechat.pay.java.service.payments.nativepay.model.PrepayResponse;
import org.springframework.stereotype.Component;

import java.math.BigDecimal;
import java.math.RoundingMode;
import java.time.ZoneId;
import java.time.ZonedDateTime;
import java.time.format.DateTimeFormatter;

@Component
public class WechatPay implements PaymentStrategy{
    /** 全局单例配置 */
    //private static volatile Config globalConfig;

    //@Autowired
    //private ApiConfigDao apiConfigDao;

    private static String HOST = "https://api.mch.weixin.qq.com";
    private static String METHOD = "POST";
    private static String PATH = "/v3/pay/partner/transactions/out-trade-no/{out_trade_no}/close";

    /**
     * 初始化完毕（所有 @Value 已注入）后，构造一次并缓存
     */
    //@PostConstruct
    //public void initConfig() throws Exception {
    //    if (globalConfig == null) {
    //        synchronized (WechatPay.class) {
    //            if (globalConfig == null) {
    //                ApiConfig wechatapy = apiConfigDao.findByApiCode(7,"wechatpay");
    //                if(wechatapy==null){
    //                    throw new RuntimeException("微信支付初始化失败！");
    //                }
    //                globalConfig = new RSAAutoCertificateConfig.Builder()
    //                        .merchantId(wechatapy.getMerchantId())
    //                        .privateKeyFromPath(wechatapy.getPrivateKeyPath())
    //                        .merchantSerialNumber(wechatapy.getApiCode())
    //                        .apiV3Key(wechatapy.getApiKey())
    //                        .build();
    //            }
    //        }
    //    }
    //}


    @Override
    public String pay(PayDto payDto) {
        ApiConfig apiConfig = payDto.getApiConfig();
        String path = this.getClass().getResource("/").getPath();
        path = path.replace("/", "//");
        path = path.replace("//target//classes//", "");
        path = path.replace("//WEB-INF//classes//", "");
        Config globalConfig=new RSAAutoCertificateConfig.Builder()
                .merchantId(apiConfig.getMerchantId())
                .privateKeyFromPath(path+apiConfig.getPrivateKeyPath())
                .merchantSerialNumber(apiConfig.getApiCode())
                .apiV3Key(apiConfig.getApiKey())
                .build();
        NativePayService service = new NativePayService.Builder()
                .config(globalConfig)   // 复用全局配置
                .build();
        // request.setXxx(val)设置所需参数，具体参数可见Request定义
        PrepayRequest request = new PrepayRequest();
        Amount amount = new Amount();

        BigDecimal money = new BigDecimal(payDto.getAmount()).multiply(new BigDecimal("100"));
        amount.setTotal(money.setScale(0, RoundingMode.FLOOR).intValueExact());
        request.setAmount(amount);
        request.setAppid(payDto.getApiConfig().getApiId());
        request.setMchid(payDto.getApiConfig().getMerchantId());
        request.setDescription(payDto.getDesc());
        request.setNotifyUrl(payDto.getApiConfig().getApiRedirectUri()+"/"+payDto.getCompanyId());
        request.setOutTradeNo(payDto.getOrderId());
        request.setTimeExpire(getTime());
        // 调用下单方法，得到应答
        PrepayResponse response = service.prepay(request);
        // 使用微信扫描 code_url 对应的二维码，即可体验Native支付
        System.out.println("**-**-*--*-*-**--*-*-*-*-*-*-*"+response);
        System.out.println("*-*-*-*-*-*-*-*-*-*-*-"+response.getCodeUrl()+"-*-**-*-*--**--*-*");
        return response.getCodeUrl();
    }

    /**
     * 关闭订单
     * @param orderId 订单号
     * @param mchId 商户号
     */
    @Override
    public void closeTrade(String orderId, String mchId,ApiConfig apiConfig) {

    }

    /**
     * 退款申请
     */
    @Override
    public void refund() {

    }


    private String getTime(){
        // 获取当前时间
        ZonedDateTime now = ZonedDateTime.now(ZoneId.systemDefault());

        // 加上十分钟
        ZonedDateTime thirtyMinutesLater = now.plusMinutes(10);

        // 定义目标格式
        DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd'T'HH:mm:ssXXX");

        // 格式化为字符串
        String formattedTime = thirtyMinutesLater.format(formatter);

        System.out.println("订单结束时间:"+formattedTime);

        // 输出结果
        return formattedTime;
    }

    @Override
    public String getChannel() {
        return "wechatpay";
    }
}