package asign

import (
	"bytes"
	"encoding/json"
	"errors"
	"fmt"
	"io"
	"mtp2_if/config"
	"mtp2_if/db"
	"mtp2_if/logger"
	"mtp2_if/models"
	"mtp2_if/utils"
	"net/http"
	"strconv"
)

// BankCard4 银行卡四要素认证
func BankCard4(req BankCard4Req) (rsp BankCard4Rsp, err error) {
	// 校验入参
	if req.Type == 1 && req.Person == nil {
		err = errors.New("缺少参数")
		return
	}
	if req.Type == 2 && req.Company == nil {
		err = errors.New("缺少参数")
		return
	}

	// 判断证件号码是否已经在爱签平台存在
	var getUserReq APIGetUserReq
	getUserReq.Account = strconv.Itoa(req.UserId)
	apiRsp, err := APIGetUser(getUserReq)
	if err != nil {
		return
	}
	if apiRsp.Code == CODE_SUCCESS {
		err = errors.New("电子签平台用户编号已存在")
		logger.GetLogger().Error("电子签平台用户编号已存在, apiRsp:", apiRsp)
		return
	}
	getUserReq.Account = ""
	if req.Type == 1 {
		getUserReq.IdCard = req.Person.IdCardNo
	} else {
		getUserReq.CreditCode = req.Company.CreditCode
	}
	apiRsp, err = APIGetUser(getUserReq)
	if err != nil {
		return
	}
	if apiRsp.Code == CODE_SUCCESS && len(apiRsp.Data) > 0 {
		err = errors.New("电子签平台证件号码已存在")
		logger.GetLogger().Error("电子签平台证件号码已存在, apiRsp:", apiRsp)
		return
	}

	// 从交易库中获取类型为实名认证的电子签信息
	var record models.Useresignrecord
	has, err := db.GetEngine().Where("TEMPLATETYPE = 1 AND USERID = ?", req.UserId).Get(&record)
	if err != nil {
		return
	}
	if !has {
		err = errors.New("无对应实名认证记录信息")
		logger.GetLogger().Error("无对应实名认证记录信息, userId:", req.UserId)
		return
	}
	if record.RECORDSTATUS == 3 {
		err = errors.New("账户已实名")
		logger.GetLogger().Error("账户已实名, userId:", req.UserId)
		return
	}

	// 调用爱签接口
	var authinfo []byte
	var bankCard4Rsp *APIRsp[APIBankCard4Rsp]
	if req.Type == 1 { // 个人
		personBankCard4Req := APIPersonBankCard4Req{
			RealName: req.Person.RealName,
			IdCardNo: req.Person.IdCardNo,
			BankCard: req.Person.BankCard,
			Mobile:   req.Person.Mobile,
		}
		if bankCard4Rsp, err = APIPersonBankCard4(personBankCard4Req); err != nil {
			return
		}
		if authinfo, err = json.Marshal(req.Person); err != nil {
			return
		}
	} else { // 企业
		companyBankCard4Req := APICompanyBankCard4Req{
			CompanyName: req.Company.CompanyName,
			CreditCode:  req.Company.CreditCode,
			RealName:    req.Company.RealName,
			IdCardNo:    req.Company.IdCardNo,
			BankCard:    req.Company.BankCard,
			Mobile:      req.Company.Mobile,
		}
		if bankCard4Rsp, err = APICompanyBankCard4(companyBankCard4Req); err != nil {
			return
		}
		if authinfo, err = json.Marshal(req.Company); err != nil {
			return
		}
	}
	if bankCard4Rsp.Code != CODE_SUCCESS {
		err = errors.New(bankCard4Rsp.Msg)
		return
	}
	rsp.SerialNo = bankCard4Rsp.Data.SerialNo
	// 更新用户电子签记录-记录实名信息
	sql := fmt.Sprintf(`
		UPDATE useresignrecord
		SET RECORDSTATUS = 2,
			UPDATETIME = SYSDATE,
			AUTHINFO = '%v'
		WHERE USERID = %v AND TEMPLATETYPE = 1 
	`, string(authinfo), req.UserId)
	_, err = db.GetEngine().Exec(sql)

	return
}

// CaptcaResend 重新发送认证验证码
func CaptcaResend(req CaptchaResendReq) (err error) {
	apiReq := APICaptchaResendReq{SerialNo: req.SerialNo}
	apiRsp, err := APICaptchaResend(apiReq)
	if err != nil {
		return
	}
	if apiRsp.Code != CODE_SUCCESS {
		err = errors.New(apiRsp.Msg)
		return
	}

	return
}

// CaptchaVerify 认证验证码校验
func CaptchaVerify(req CaptchaVerifyReq) (err error) {
	// 从交易库中获取类型为实名认证的电子签信息
	var record models.Useresignrecord
	has, err := db.GetEngine().Where("TEMPLATETYPE = 1 AND RECORDSTATUS = 2 AND USERID = ?", req.UserId).Get(&record)
	if err != nil {
		return
	}
	if !has {
		err = errors.New("无对应实名认证记录信息")
		logger.GetLogger().Error("无对应实名认证记录信息, userId:", req.UserId)
		return
	}

	// 调用爱签接口 - 认证验证码校验
	apiReq := APICaptchaVerifyReq{
		SerialNo: req.SerialNo,
		Captcha:  req.Captcha,
	}
	apiRsp, err := APICaptchaVerify(apiReq)
	if err != nil {
		return
	}
	if apiRsp.Code != CODE_SUCCESS {
		err = errors.New(apiRsp.Msg)
		return
	}

	// 调用爱签接口 - 添加用户
	var addUserRsp *APIRsp[APIAddUserRsp]
	if req.Type == 1 { // 个人
		addPersonalUserReq := APIAddPersonalUserReq{
			Account:  strconv.Itoa(req.UserId),
			SerialNo: req.SerialNo,
		}
		if addUserRsp, err = APIAddPersonalUser(addPersonalUserReq); err != nil {
			return
		}
	} else { // 企业
		addEnterpriseUserReq := APIAddEnterpriseUserReq{
			Account:  strconv.Itoa(req.UserId),
			SerialNo: req.SerialNo,
		}
		if addUserRsp, err = APIAddEnterpriseUser(addEnterpriseUserReq); err != nil {
			return
		}
	}
	if addUserRsp.Code != CODE_SUCCESS {
		err = errors.New(addUserRsp.Msg)
		return
	}

	// 获取临时存储的用户认证信息
	cacheMap := make(map[string]interface{})
	if err = json.Unmarshal([]byte(record.AUTHINFO), &cacheMap); err != nil {
		logger.GetLogger().Error("反序列化临时存储用户信息失败, AUTHINFO:", record.AUTHINFO)
		return
	}
	// 调用JAVA实名认证接口
	reqParam := make(map[string]interface{})
	if req.Type == 1 { // 个人
		reqParam["userid"] = req.UserId
		reqParam["cardnum"] = cacheMap["idCardNo"]
		reqParam["username"] = cacheMap["realName"]
		reqParam["cardtype"] = 0 // 目前写死证件类型为身份证 - 0
		reqParam["cardfrontphotourl"] = cacheMap["idCardPhoto"]
		reqParam["cardbackphotourl"] = cacheMap["idCardPhotoBackURL"]
		reqParam["userinfotype"] = 1 // 1 - 个人
	} else {
		reqParam["userid"] = req.UserId
		reqParam["customername"] = cacheMap["companyName"]
		reqParam["cardtype"] = 21
		reqParam["cardfrontphotourl"] = cacheMap["idCardPhoto"]
		reqParam["legalpersonname"] = cacheMap["realName"]
		reqParam["cardnum"] = cacheMap["creditCode"]
		reqParam["mobilephone"] = cacheMap["mobile"]
	}
	jsonParam, err := json.Marshal(&reqParam)
	if err != nil {
		logger.GetLogger().Error("反序列化JAVA实名认证入参失败, reqParam:", reqParam)
		return
	}
	// 构建请求
	javaUrl := config.SerCfg.AsignCfg.OpenApiUrl + "/onlineopen/userInfo/addAuth"
	javaReq, err := http.NewRequest("POST", javaUrl, bytes.NewReader(jsonParam))
	// 设置请求头
	javaReq.Header.Set("Content-Type", "application/json; charset=utf-8")
	client := &http.Client{}
	rsp, err := client.Do(javaReq)
	if err != nil {
		logger.GetLogger().Error("JAVA实名认证请求失败, err:", err)
		return
	}
	defer rsp.Body.Close()
	body, err := io.ReadAll(rsp.Body)
	if err != nil {
		logger.GetLogger().Error("JAVA实名认证请求获取body失败, err:", err)
		return
	}
	// rspData: map[code:0 hasAuth:1 message:认证成功]
	rspData := make(map[string]interface{})
	if err = json.Unmarshal(body, &rspData); err != nil {
		logger.GetLogger().Error("JAVA实名认证请求反序列化body失败, err:", err)
		return
	}
	logger.GetLogger().Info("调用JAVA实名认证接口返回, rspData:", rspData)
	code, ok := rspData["code"]
	if !ok {
		err = errors.New("实名认证失败，请稍后重试")
		logger.GetLogger().Error(err.Error())
		return
	}
	if code != "0" {
		err = fmt.Errorf("实名认证失败，%v", rspData["message"])
		logger.GetLogger().Error(err.Error())
		return
	}

	// 更新用户电子签记录 - 更新实名认证状态
	sql := fmt.Sprintf(`
		UPDATE useresignrecord
		SET RECORDSTATUS = 3,
			UPDATETIME = SYSDATE
		WHERE USERID = %v AND TEMPLATETYPE = 1 
	`, req.UserId)
	_, err = db.GetEngine().Exec(sql)

	return
}

// SyncContractStatus 同步合同状态
func SyncContractStatus(req SyncContractStatusReq) (rsp SyncContractStatusRsp, err error) {
	// 从交易库中获取类型为实名认证的电子签信息
	var record models.Useresignrecord
	has, err := db.GetEngine().Where("RECORDID = ?", req.RecordId).Get(&record)
	if err != nil {
		return
	}
	if !has {
		err = errors.New("查无此记录信息")
		logger.GetLogger().Error("查无此记录信息, RecordId:", req.RecordId)
		return
	}
	if record.CONTRACTNO == "" {
		err = errors.New("此记录未生成合同编号")
		logger.GetLogger().Error("此记录未生成合同编号, RecordId:", req.RecordId)
		return
	}

	// 调用爱签接口 - 查询合同状态
	apiReq := APIContractStatusReq{ContractNo: record.CONTRACTNO}
	apiRsp, err := APIContractStatus(apiReq)
	if err != nil {
		return
	}
	if apiRsp.Code != CODE_SUCCESS {
		err = errors.New(apiRsp.Msg)
		return
	}

	status := record.RECORDSTATUS // 记录状态: 1:未签署 2：签署中 3：已签署 4：签署拒绝
	switch apiRsp.Data.Status {   // 合同状态：0：等待签约 1：签约中 2：已签约 3：过期 4：拒签 6：作废 -2：状态异常
	case 0:
		status = 1
	case 1:
		status = 2
	case 2:
		status = 3
	case 4:
		status = 4
	}

	// 更新用户电子签记录 - 更新合同签署状态
	sql := fmt.Sprintf(`
		UPDATE useresignrecord
		SET RECORDSTATUS = %v,
			UPDATETIME = SYSDATE
		WHERE RECORDID = %v
	`, status, req.RecordId)
	_, err = db.GetEngine().Exec(sql)
	if err != nil {
		return
	}

	rsp = SyncContractStatusRsp{
		ContractNo:   apiRsp.Data.ContractNo,
		ContractName: apiRsp.Data.ContractName,
		Status:       apiRsp.Data.Status,
	}

	return
}

// PARTYA_SIGNATURE
// PARTYA_DATE
//
// P_PARTYB_SIGNATURE
// P_PARTYB_ID
// P_PARTYB_MOBILE
// P_PARTYB_DATE
//
// E_PARTYB_SIGNATURE
// E_PARTYB_LEGAL
// E_PARTYB_DATE

// CreateContract 创建合同
func CreateContract(req CreateContractReq) (rsp CreateContractRsp, err error) {
	// 获取电子签信息
	var record models.Useresignrecord
	has, err := db.GetEngine().Where("RECORDID = ?", req.RecordId).Get(&record)
	if err != nil {
		logger.GetLogger().Error("获取电子签信息失败, err", err)
		err = errors.New("获取电子签信息失败")
		return
	}
	if !has {
		err = errors.New("查无此记录信息")
		logger.GetLogger().Error("查无此记录信息, RecordId:", req.RecordId)
		return
	}
	if record.RECORDSTATUS != 1 {
		err = errors.New("记录信息状态异常")
		logger.GetLogger().Error("记录信息状态异常, RecordId:", req.RecordId, record.RECORDSTATUS)
		return
	}

	// // 获取电子签模板字段配置信息
	// fields := make([]models.Esigntemplatefield, 0)
	// if err = db.GetEngine().Where("TEMPLATECONFIGID = ?", record.TEMPLATECONFIGID).Find(&fields); err != nil {
	// 	logger.GetLogger().Error("获取电子签模板字段配置信息失败, err", err)
	// 	err = errors.New("获取电子签模板字段配置信息失败")
	// 	return
	// }
	// if len(fields) == 0 {
	// 	err = errors.New("获取电子签模板字段配置信息异常")
	// 	logger.GetLogger().Error("获取电子签模板字段配置信息异常, templateconfigid:", record.TEMPLATECONFIGID)
	// 	return
	// }

	// 调用爱签接口 - 查询模板列表
	apiReq := APITemplateListReq{Page: 1, Rows: 10}
	apiRsp, err := APITemplateList(apiReq)
	if err != nil {
		return
	}
	if apiRsp.Code != CODE_SUCCESS {
		err = errors.New(apiRsp.Msg)
		return
	}
	if len(apiRsp.Data.List) == 0 {
		err = errors.New("获取查询模板列表失败")
		logger.GetLogger().Error("获取查询模板列表失败")
		return
	}

	// 获取用户信息
	userInfo, err := models.GetUserInfo(int(record.USERID))
	if err != nil {
		logger.GetLogger().Error("获取用户信息失败, err:", err)
		err = errors.New("获取用户信息失败")
		return
	}
	templateName := record.TEMPLATENAME
	if userInfo.Userinfotype == 1 { // 个人
		templateName += "-个人"
	} else { // 企业
		templateName += "-企业"
	}
	// 获取模板信息
	templateIdent := ""
	for _, item := range apiRsp.Data.List {
		if item.TemplateName == templateName {
			templateIdent = item.TemplateIdent
			break
		}
	}
	if templateIdent == "" {
		err = errors.New("获取模板信息失败")
		logger.GetLogger().Error("获取模板信息失败")
		return
	}

	// 获取用户实名信息
	var recordAuth models.Useresignrecord
	has, err = db.GetEngine().Where("TEMPLATETYPE = 1 AND USERID = ?", userInfo.Userid).Get(&recordAuth)
	if err != nil {
		return
	}
	if !has {
		err = errors.New("无对应实名认证记录信息")
		logger.GetLogger().Error("无对应实名认证记录信息, userId:", userInfo.Userid)
		return
	}

	// 调用爱签接口 - 上传待签署文件
	contractNo := strconv.Itoa(int(utils.GenID()))
	apiCreateContractReq := APICreateContractReq{
		ContractNo:   contractNo,
		ContractName: templateName,
		SignOrder:    1,
		ValidityTime: 30,
		NotifyUrl:    config.SerCfg.AsignCfg.NotifyUrl,
	}
	apiCreateContractReq.Templates = []APITemplate{
		{
			TemplateNo: templateIdent,
		},
	}
	apiCreateContractRsp, err := APICreateContract(apiCreateContractReq)
	if err != nil {
		return
	}
	if apiCreateContractRsp.Code != CODE_SUCCESS {
		err = errors.New(apiCreateContractRsp.Msg)
		return
	}
	// 将合同编号写入数据库
	sql := fmt.Sprintf(`
	UPDATE useresignrecord 
	SET contractNo = '%v',
		UPDATETIME = SYSDATE
	WHERE RECORDID = %v
	`, contractNo, record.RECORDID)
	if _, err = db.GetEngine().Exec(sql); err != nil {
		logger.GetLogger().Error("更新合同编号失败, err:", err)
		err = errors.New("更新合同编号失败")
		return
	}

	// 添加签署方 - 甲方 - 交易所
	appAddSignerReq1 := APIAddSignerReq{
		ContractNo: contractNo,
		Account:    "ZR_LEGAL",
		SignType:   2, // 无感知签约（需要开通权限）
		SignStrategyList: []APISignStrategy{
			{AttachNo: 1, LocationMode: 4, SignKey: "PARTYA_SIGNATURE", SignType: 1}, // 甲方签章
			{AttachNo: 1, LocationMode: 4, SignKey: "PARTYA_DATE", SignType: 2},      // 甲方签署时间
		},
	}

	// 获取临时存储的用户认证信息
	cacheMap := make(map[string]interface{})
	if err = json.Unmarshal([]byte(recordAuth.AUTHINFO), &cacheMap); err != nil {
		logger.GetLogger().Error("反序列化临时存储用户信息失败, AUTHINFO:", recordAuth.AUTHINFO)
		return
	}
	if recordAuth.AUTHINFO == "" {
		err = errors.New("获取实名信息失败")
		logger.GetLogger().Error("获取实名信息失败")
		return
	}

	// 添加签署方 - 乙方 - 投资者
	appAddSignerReq2 := APIAddSignerReq{
		ContractNo:   contractNo,
		Account:      strconv.Itoa(int(record.USERID)),
		SignType:     3,
		ValidateType: 3,
	}
	// 签章策略
	signStrategyList := make([]APISignStrategy, 0)
	// 接收方模板填充策略
	receiverFillStrategyList := make([]APIReceiverFillStrategy, 0)
	if userInfo.Userinfotype == 1 { // 个人
		// 乙方签章
		signStrategyList = append(signStrategyList, APISignStrategy{AttachNo: 1, LocationMode: 4, SignKey: "P_PARTYB_SIGNATURE", SignType: 1})
		// 乙方签署时间
		signStrategyList = append(signStrategyList, APISignStrategy{AttachNo: 1, LocationMode: 4, SignKey: "P_PARTYB_DATE", SignType: 2})

		// 身份证号
		receiverFillStrategyList = append(receiverFillStrategyList, APIReceiverFillStrategy{AttachNo: 1, Key: "P_PARTYB_ID", Value: cacheMap["idCardNo"].(string)})
		// 联系方式
		receiverFillStrategyList = append(receiverFillStrategyList, APIReceiverFillStrategy{AttachNo: 1, Key: "P_PARTYB_MOBILE", Value: cacheMap["mobile"].(string)})
	} else { // 企业
		// 乙方签章
		signStrategyList = append(signStrategyList, APISignStrategy{AttachNo: 1, LocationMode: 4, SignKey: "E_PARTYB_SIGNATURE", SignType: 1})
		// 乙方签署时间
		signStrategyList = append(signStrategyList, APISignStrategy{AttachNo: 1, LocationMode: 4, SignKey: "E_PARTYB_DATE", SignType: 2})

		// 法定代表人名称
		receiverFillStrategyList = append(receiverFillStrategyList, APIReceiverFillStrategy{AttachNo: 1, Key: "E_PARTYB_LEGAL", Value: cacheMap["realName"].(string)})
	}
	appAddSignerReq2.SignStrategyList = signStrategyList
	appAddSignerReq2.ReceiverFillStrategyList = receiverFillStrategyList
	apiAddSignerRsp, err := APIAddSigner([]APIAddSignerReq{appAddSignerReq1, appAddSignerReq2})
	if err != nil {
		return
	}
	if apiAddSignerRsp.Code != CODE_SUCCESS {
		err = errors.New(apiAddSignerRsp.Msg)
		return
	}
	if len(apiAddSignerRsp.Data.SignUser) == 0 {
		err = errors.New("获取合同签署地址失败")
		logger.GetLogger().Error("获取合同签署地址失败")
		return
	}

	// 将返回的合同签署地址写入数据库
	sql = fmt.Sprintf(`
				UPDATE useresignrecord 
				SET RECORDSTATUS = 2, 
					SIGNURL = '%v', 
					UPDATETIME = SYSDATE
				WHERE RECORDID = %v
			`, apiAddSignerRsp.Data.SignUser[0].SignUrl, record.RECORDID)
	if _, err = db.GetEngine().Exec(sql); err != nil {
		logger.GetLogger().Error("合同签署地址失败, err:", err)
		err = errors.New("合同签署地址失败")
		return
	}

	rsp = CreateContractRsp{SignUrl: apiAddSignerRsp.Data.SignUser[0].SignUrl}

	return
}

func ASignCompleted(contractNo, status string) (err error) {
	/*
		// 合同签署完成后回调通知示例
		String publickey = "MFwwDQcccccxxxxmEz/nw27Ln6AP90ZCMPi+iNF1m9mhNECAwEAAQ==";
		String remark = ""; // 若被拒签则会返回拒签原因，拒签原因不参与签名
		Map <String, String> map = new HashMap<>();
		map.put("action", "signCompleted");
		map.put("contractNo", "20221114142140345");
		map.put("status", "2");
		map.put("signTime", "2022-11-14 14:22:00");
		map.put("timestamp", "1668406920005");
		map.put("validityTime", "2022-11-24 23:59:59");
		String json = JSONObject.toJSONString(map, SerializerFeature.MapSortField);
		System.out.println("数据:" + json);
		// 计算签名
		try {
		String sign = "feFfcprGjdmDDqRmxK5qlWlMncX0mc6LJ5agebOGIx2QiAern+6ZRg/SBHOgvHp/+1ywVRdyKNUKxPneETwKPw==";
		System.out.println(RSAUtils.rsaSignCheck(sign, json, publickey));
		} catch (Exception e) {
			e.printStackTrace();
		}
	*/

	// 获取合同编号
	if contractNo == "" {
		logger.GetLogger().Error("获取合同编号失败")
		err = errors.New("获取合同编号失败")
		return
	}
	// 获取合同状态
	if status == "" {
		logger.GetLogger().Error("获取获取合同状态失败")
		err = errors.New("获取获取合同状态失败")
		return
	}

	// 更新数据库记录
	sql := fmt.Sprintf(`
				UPDATE useresignrecord
				SET RECORDSTATUS = 3,
					UPDATETIME = SYSDATE
				WHERE CONTRACTNO = '%v'  
			`, contractNo)
	_, err = db.GetEngine().Exec(sql)

	return
}