package com.fengdu.gas.service;

import com.fengdu.gas.entity.request.test.TestPayVO;
import com.fengdu.gas.repository.po.TestInfoPO;
import com.fengdu.gas.service.convert.TestInfoConvert;
import com.fengdu.gas.common.ExecutedResult;
import com.fengdu.gas.common.PagerResult;
import com.fengdu.gas.common.enums.EYesOrNo;
import com.fengdu.gas.common.model.Tuple;
import com.fengdu.gas.common.util.*;
import com.fengdu.gas.entity.enums.EState;
import com.fengdu.gas.entity.request.ReqListSetSort;
import com.fengdu.gas.entity.request.ReqSetSort;
import com.fengdu.gas.entity.request.test.ReqCreateTestInfo;
import com.fengdu.gas.entity.request.test.ReqModifyTestInfo;
import com.fengdu.gas.entity.search.SearchTestInfo;
import com.fengdu.gas.repository.impl.TestInfoMapperImpl;
import com.fengdu.gas.repository.vo.TestInfoVO;
import com.google.gson.Gson;
import org.apache.commons.lang3.BooleanUtils;
import org.apache.http.HttpStatus;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.CloseableHttpResponse;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.util.EntityUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import javax.crypto.Cipher;
import javax.crypto.KeyGenerator;
import javax.crypto.SecretKey;
import java.io.*;
import java.net.HttpURLConnection;
import java.net.URL;
import java.security.KeyStore;
import java.security.NoSuchAlgorithmException;
import java.security.Signature;
import java.security.interfaces.RSAPrivateCrtKey;
import java.util.*;
import java.util.stream.Collectors;

/**
 * 测试信息 相关服务
 */
@Service
public class TestInfoService extends BaseService {
    @Autowired
    private TestInfoMapperImpl mapper;
    //私钥
   private final static String PRIVATE_KEY="";
    private final static String PASSWORD="";

    /**
     * AES256加密
     * @param data
     * @return
     * @throws Exception
     */
    public String AES256(String data) throws Exception {
        KeyGenerator keyGenerator = KeyGenerator.getInstance("AES");
        keyGenerator.init(256); // 初始化密钥生成器，指定AES-256
        SecretKey key = keyGenerator.generateKey();
        Cipher cipher = Cipher.getInstance("AES/GCM/NoPadding");
        cipher.init(Cipher.ENCRYPT_MODE, key);
        byte[] encrypted = cipher.doFinal(data.getBytes("UTF-8"));
        return Base64.getEncoder().encodeToString(encrypted);
    }

    /**
     * Base64加密
     * @param data
     * @return
     */
    public String Base64(String data) {
        String encodedString = Base64.getEncoder().encodeToString(data.getBytes());
        return encodedString;
    }
    public static String getKeyAndValueStr(Map<String, String> map) {
        String result = "";
        try {
            List<Map.Entry<String, String>> infoIds = new ArrayList<>(map.entrySet());
            // 对所有传入参数按照字段名的 ASCII 码从小到大排序（字典序）
            Collections.sort(infoIds, Comparator.comparing(Map.Entry::getKey));
            // 构造签名键值对的格式
            StringBuilder sb = new StringBuilder();
            for (Map.Entry<String, String> item : infoIds) {
                if (item.getKey() != null && item.getKey() != "") {
                    String key = item.getKey();
                    String val = item.getValue();
                    if (!(val == "" || val == null)) {
                        sb.append(key + "=" + val + "&");
                    }
                }
            }
            result = sb.toString().substring(0, sb.length() - 1);
        } catch (Exception e) {
            return null;
        }
        return result;
    }


    /**
     * 测试支付
     * @return
     * @throws Exception
     */
    public ExecutedResult<String> testPay() throws Exception {
        CloseableHttpClient client = HttpClients.createDefault();
        HttpPost httpPost = new HttpPost("https://test.sumpay.cn/entrance/gateway.htm");
        List<BasicNameValuePair> pairList = new ArrayList<>();
        Map<String, String> map = new HashMap<>();
        map.put("service", "fosun.sumpay.api.orderpay.order.apply");
        map.put("version","1.0");
        map.put("format","JSON");
        map.put("app_id",);
        map.put("timestamp","20250313142521");
        map.put("terminal_type","api");
        map.put("mer_no", "200102833852");//商户号
        map.put("account_type", "01");//付款方账户类型
        map.put("card_no", AES256("6217007200125513450"));//付款方账户号
        map.put("real_name", AES256("尹勇"));//付款方账户名
        //map.put("bank_code","");//银行代码
        //map.put("id_type","1");//证件类型
        //map.put("id_no",AES256(""));//证件号码
        //map.put("notify_url");//商户后台通知URL
        map.put("goods_name", Base64("测试001"));//商品名称
        map.put("goods_num", "1");//商品数量
        map.put("goods_price", "0.11");//商品价格
        map.put("goods_type", "1");//商品类型
        map.put("order_no", "111111111111111");//订单号
        map.put("order_amount", "0.11");//订单金额
        map.put("order_time", "20250313142521");//订单时间
        map.put("currency", "CNY");//币种
        // map.put("pay_comments");//附言
        //map.put("remark");//备注字段
        Map<String, String> map1 = new HashMap<>();
        for (Map.Entry<String, String> entry : map.entrySet()) {
            map1.put(entry.getKey(), entry.getValue());
        }
        //map转换字符串&拼接并排序
        String keyAndValueStr = getKeyAndValueStr(map);
        //签名处理
        String msg = signMsg(keyAndValueStr, PRIVATE_KEY, PASSWORD, "UTF-8");
        map1.put("sign_type","CERT");
        map1.put("sign",msg);

        for(String key:map1.keySet()){
            pairList.add(new BasicNameValuePair(key,map1.get(key)));
        }
        UrlEncodedFormEntity entity = new UrlEncodedFormEntity(pairList, "UTF-8");
        httpPost.setEntity(entity);
        try {
            // 执行请求并获取响应
            CloseableHttpResponse response = client.execute(httpPost);
            try {
               if(response.getStatusLine().getStatusCode()== HttpStatus.SC_OK){
                   String data=EntityUtils.toString(response.getEntity(),"UTF-8");
                   System.out.println(data);
               }else {
                   throw new RuntimeException("接口连接失败");
               }
                // 处理响应...
            } finally {
                response.close();
            }
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            try {
                client.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        return ExecutedResult.success();
    }
    /**
     * 订单支付确认接口
     * @return
     * @throws Exception
     */
    public ExecutedResult<String> confirmPay() throws Exception {
        CloseableHttpClient client = HttpClients.createDefault();
        HttpPost httpPost = new HttpPost("https://test.sumpay.cn/entrance/gateway.htm");
        List<BasicNameValuePair> pairList = new ArrayList<>();
        Map<String, String> map = new HashMap<>();
        map.put("service", "fosun.sumpay.api.orderpay.order.apply");
        map.put("version","1.0");
        map.put("format","JSON");
        map.put("app_id",);
        map.put("timestamp","20250313142521");
        map.put("terminal_type","api");
        map.put("mer_no", "200102833852");//商户号
        map.put("order_no", "111111111111111");//订单号
        map.put("serial_no", "");//入账流水号
        Map<String, String> map1 = new HashMap<>();
        for (Map.Entry<String, String> entry : map.entrySet()) {
            map1.put(entry.getKey(), entry.getValue());
        }
        //map转换字符串&拼接并排序
        String keyAndValueStr = getKeyAndValueStr(map);
        //签名处理
        String msg = signMsg(keyAndValueStr, PRIVATE_KEY, PASSWORD, "UTF-8");
        map1.put("sign_type","CERT");
        map1.put("sign",msg);

        for(String key:map1.keySet()){
            pairList.add(new BasicNameValuePair(key,map1.get(key)));
        }
        UrlEncodedFormEntity entity = new UrlEncodedFormEntity(pairList, "UTF-8");
        httpPost.setEntity(entity);
        try {
            // 执行请求并获取响应
            CloseableHttpResponse response = client.execute(httpPost);
            try {
                if(response.getStatusLine().getStatusCode()== HttpStatus.SC_OK){
                    String data=EntityUtils.toString(response.getEntity(),"UTF-8");
                    System.out.println(data);
                }else {
                    throw new RuntimeException("接口连接失败");
                }
                // 处理响应...
            } finally {
                response.close();
            }
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            try {
                client.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        return ExecutedResult.success();
    }
    /**
     * 签名处理
     * @param privateKeyPath：私钥
     * @param plaintext：原始字符串
     * @param passWord:证书密码
     * @param charset :UTF-8
     * @return
     */
    public String signMsg(String plaintext, String privateKeyPath, String passWord, String charset) {
        try {
            InputStream keyFile = new FileInputStream(new File(privateKeyPath));
            KeyStore ks = KeyStore.getInstance("PKCS12");
            try {
                ks.load(keyFile, passWord.toCharArray());
            } catch (Throwable ex) {
                if (keyFile != null)
                    keyFile.close();
                throw new RuntimeException("加载私钥失败",ex);
            }
            Enumeration<String> myEnum = ks.aliases();
            String keyAlias = null;
            RSAPrivateCrtKey prikey = null;
            /* IBM JDK必须使用While循环取最后一个别名，才能得到个人私钥别名 */
            while (myEnum.hasMoreElements()) {
                keyAlias = myEnum.nextElement();
                if (ks.isKeyEntry(keyAlias)) {
                    prikey = (RSAPrivateCrtKey) ks.getKey(keyAlias, passWord.toCharArray());
                    break;
                }
            }
            if (prikey == null) {
                throw new RuntimeException("没有找到匹配私钥");
            } else {
                Signature sign = Signature.getInstance("SHA256withRSA");
                sign.initSign(prikey);
                sign.update(plaintext.getBytes(charset));
                return org.apache.commons.codec.binary.Base64.encodeBase64String(sign.sign());
            }
        } catch (RuntimeException e) {
            throw e;
        } catch (Throwable e) {
            throw new RuntimeException("签名失败",e);
        }
    }
}