package com.doumee.config.alipay;

import com.alipay.v3.ApiClient;
import com.alipay.v3.ApiException;
import com.alipay.v3.Configuration;
import com.alipay.v3.api.AlipayFundTransUniApi;
import com.alipay.v3.model.*;
import com.alipay.v3.util.model.AlipayConfig;
import com.doumee.config.mybatis.SpringUtils;
import com.doumee.core.constants.ResponseStatus;
import com.doumee.core.exception.BusinessException;
import com.doumee.dao.dto.AlipayTransferDTO;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;

import javax.annotation.PostConstruct;
import java.math.BigDecimal;
import java.util.ArrayList;
import java.util.List;

/**
 * 支付宝单笔转账工具类
 * @author rk
 * @date 2026/04/20
 */
@Slf4j
@org.springframework.context.annotation.Configuration
public class AlipayFundTransUniTransfer {

    private static AlipayConfig alipayConfig;

    @Autowired
    private AlipayProperties alipayProperties;

    public static AlipayFundTransUniTransfer me() {
        return SpringUtils.get().getBean(AlipayFundTransUniTransfer.class);
    }

    @PostConstruct
    void init() {
        this.loadAlipayConfig();
    }

    public void loadAlipayConfig() {
        try {
            AlipayConfig config = new AlipayConfig();
            config.setServerUrl("https://openapi.alipay.com");
            config.setAppId(StringUtils.trimToNull(alipayProperties.getAppId()));
            config.setPrivateKey(StringUtils.trimToNull(alipayProperties.getPrivateKey()));
            config.setAppCertPath(StringUtils.trimToNull(alipayProperties.getAppCertPath()));
            config.setAlipayPublicCertPath(StringUtils.trimToNull(alipayProperties.getAlipayPublicCertPath()));
            config.setRootCertPath(StringUtils.trimToNull(alipayProperties.getRootCertPath()));
            alipayConfig = config;
            log.info("支付宝配置初始化成功, appId={}", config.getAppId());
        } catch (Exception e) {
            log.error("支付宝配置初始化失败: {}", e.getMessage(), e);
        }
    }

    /**
     * 单笔转账到支付宝账户
     *
     * @param dto 转账参数
     * @return 支付宝转账单号
     */
    public static String transfer(AlipayTransferDTO dto) throws ApiException {
        ApiClient defaultClient = Configuration.getDefaultApiClient();
        defaultClient.setAlipayConfig(alipayConfig);
        AlipayFundTransUniApi api = new AlipayFundTransUniApi();
        AlipayFundTransUniTransferModel data = new AlipayFundTransUniTransferModel();
        data.setOutBizNo(dto.getOutBizNo());
        data.setTransAmount(dto.getTransAmount().setScale(2, BigDecimal.ROUND_HALF_UP).toPlainString());
        data.setBizScene("DIRECT_TRANSFER");
        data.setProductCode("TRANS_ACCOUNT_NO_PWD");
        data.setOrderTitle("佣金提现");

        Participant payeeInfo = new Participant();
        payeeInfo.setIdentity(dto.getPayeeAccount());
        payeeInfo.setName(dto.getPayeeName());
        payeeInfo.setIdentityType("ALIPAY_LOGON_ID");
        data.setPayeeInfo(payeeInfo);

        data.setRemark(dto.getRemark());
        data.setTransferSceneName("佣金报酬");

        List<TransferSceneReportInfo> reportInfos = new ArrayList<>();
        TransferSceneReportInfo reportInfo = new TransferSceneReportInfo();
        reportInfo.setInfoType("佣金报酬说明");
        reportInfo.setInfoContent("佣金提现");
        reportInfos.add(reportInfo);
        data.setTransferSceneReportInfos(reportInfos);

        data.setBusinessParams("{\"payer_show_name_use_alias\":\"true\"}");

        try {
            AlipayFundTransUniTransferResponseModel response = api.transfer(data);
            log.info("支付宝转账成功, outBizNo={}, orderId={}", dto.getOutBizNo(), response.getOrderId());
            return response.getOrderId();
        } catch (ApiException e) {
            AlipayFundTransUniTransferDefaultResponse errorObject =
                    (AlipayFundTransUniTransferDefaultResponse) e.getErrorObject();
            log.error("支付宝转账失败, outBizNo={}, error={}", dto.getOutBizNo(), errorObject);
            throw new BusinessException(ResponseStatus.BAD_REQUEST.getCode(),
                    "转账失败：" + (errorObject != null ? errorObject.toString() : e.getMessage()));
        }
    }
}