package service

import (
	"encoding/base64"
	"encoding/hex"
	"encoding/json"
	"errors"
	"log"
	"qnc-server/config"
	"qnc-server/db"
	"qnc-server/model/model"
	"qnc-server/utils"
	"time"
)

type VerifyService struct {
}

func (c *VerifyService) VerifReqYuShan(prodID string, data *map[string]interface{}) (plainText []byte, err error) {
	currentTime := time.Now()
	unixMilliseconds := currentTime.UnixNano() / int64(time.Millisecond)
	requestSN, _ := utils.GenerateRandomString()
	apiKey := config.ConfigData.YuShan.ApiKey
	acctId := config.ConfigData.YuShan.AcctId
	httpUrl := config.ConfigData.YuShan.HttpUrl
	// 根据 ProdID 动态构建请求数据
	reqData := map[string]interface{}{
		"prod_id":    prodID,
		"req_time":   unixMilliseconds,
		"request_sn": requestSN,
		"req_data":   data,
	}

	messageBytes, err := json.Marshal(reqData)
	if err != nil {
		return
	}
	key, err := hex.DecodeString(apiKey)
	if err != nil {
		return
	}
	//加密
	cipherText := utils.AES_CBC_Encrypt(messageBytes, key)

	content := base64.StdEncoding.EncodeToString(cipherText)
	respStr, err := httpDo(httpUrl, content, acctId)
	if err != nil {
		return
	}
	//解密
	sDec, err := base64.StdEncoding.DecodeString(respStr)
	if err != nil {
		if utils.IsJSON(respStr) {
			return []byte(respStr), nil
		}
		return
	}
	plainText = utils.AES_CBC_Decrypt(sDec, key)
	return
}

// 对返回信息进行处理，返回一份完整的报告
func (c *VerifyService) VerifyDataAnalysis(respString string) (data model.YuShanResponse[map[string]interface{}], err error) {
	err = json.Unmarshal([]byte(respString), &data)
	if err != nil {
		log.Printf("VerifInsurance Unmarshal error：%v", err)
		return data, utils.ErrUnmashal
	}
	if data.Retcode == RetCodeSuccess {
		return data, nil
	} else if data.Retcode == RetCodeEmpty {
		log.Printf("Verif resp empty：%s", data.Retmsg)
		return data, utils.ErrNoRecord
	} else {
		log.Printf("Verif resp error：%s", data.Retmsg)
		return data, utils.ErrSystemError
	}
}
func (c *VerifyService) VerifyCertDataAnalysis(respString string) (data model.YuShanResponse[[]map[string]interface{}], err error) {
	err = json.Unmarshal([]byte(respString), &data)
	if err != nil {
		log.Printf("VerifInsurance Unmarshal error：%v", err)
		return data, utils.ErrUnmashal
	}
	if data.Retcode == RetCodeSuccess {
		return data, nil
	} else if data.Retcode == RetCodeEmpty {
		log.Printf("Verif resp empty：%s", data.Retmsg)
		return data, utils.ErrNoRecord
	} else {
		log.Printf("Verif resp error：%s", data.Retmsg)
		return data, utils.ErrSystemError
	}
}

func (c *VerifyService) GetRecordByFeature(feature string, id uint, userID uint) (interface{}, error) {
	var result interface{}
	switch feature {
	case "shoujiheyan":
		var record model.VerifyPhoneName
		if err := db.DB.Where("order_id = ? AND userid = ?", id, userID).First(&record).Error; err != nil {
			return nil, err
		}
		result = record.Resp
	case "shenfenzhengheyan":
		var record model.VerifyCardName
		if err := db.DB.Where("order_id = ? AND userid = ?", id, userID).First(&record).Error; err != nil {
			return nil, err
		}
		result = record.Resp

	case "yinhangkaheimingdan":
		var record model.VerifyBankCard
		if err := db.DB.Where("order_id = ? AND userid = ?", id, userID).First(&record).Error; err != nil {
			return nil, err
		}
		analysis, err := c.VerifyDataAnalysis(record.Resp)
		if err != nil {
			return nil, err
		}
		result = analysis.Retdata
	case "jinengzigezhengshu":
		var record model.VerifySkillCert
		if err := db.DB.Where("order_id = ? AND userid = ?", id, userID).First(&record).Error; err != nil {
			return nil, err
		}
		analysis, err := c.VerifyCertDataAnalysis(record.Resp)
		if err != nil {
			return nil, err
		}
		result = analysis.Retdata
	default:
		return nil, errors.New("Invalid feature")
	}
	return result, nil
}

func (c *VerifyService) GetRecordCaseByFeature(feature string) (interface{}, error) {
	var result interface{}
	switch feature {
	case "shoujiheyan":
		var record model.VerifyPhoneName
		if err := db.DB.Where("id = ?", 1).First(&record).Error; err != nil {
			return nil, err
		}
		result = record.Resp
	case "shenfenzhengheyan":
		var record model.VerifyCardName
		if err := db.DB.Where("id = ?", 1).First(&record).Error; err != nil {
			return nil, err
		}
		result = record.Resp
	case "yinhangkaheimingdan":
		var record model.VerifyBankCard
		if err := db.DB.Where("id = ?", 1).First(&record).Error; err != nil {
			return nil, err
		}
		analysis, err := c.VerifyDataAnalysis(record.Resp)
		if err != nil {
			return nil, err
		}
		result = analysis.Retdata
	case "jinengzigezhengshu":
		var record model.VerifySkillCert
		if err := db.DB.Where("id = ?", 1).First(&record).Error; err != nil {
			return nil, err
		}
		analysis, err := c.VerifyCertDataAnalysis(record.Resp)
		if err != nil {
			return nil, err
		}
		result = analysis.Retdata
	default:
		return nil, errors.New("Invalid feature")
	}
	return result, nil
}