package service

import (
	"context"
	"encoding/base64"
	"fmt"
	"io/ioutil"
	"net/http"
	"strconv"
	"time"

	"github.com/dubbogo/gost/log/logger"
	"github.com/exhibition-main/api/exhibition"
	"github.com/exhibition-main/internal/config"
	"github.com/exhibition-main/internal/model"
	"github.com/exhibition-main/internal/msg"
	"github.com/exhibition-main/internal/response"
	"github.com/exhibition-main/pkg/utils"
	"github.com/gin-gonic/gin"
	"github.com/gin-gonic/gin/binding"
	"github.com/xuri/excelize/v2"
)

func RegisterList(c *gin.Context) {
	var recordListReq exhibition.RecordListReq
	if err := c.ShouldBind(&recordListReq); err != nil {
		logger.Errorf("RegisterRecordList ShouldBind err", err)
		response.ResponseQuickMsg(c, msg.Fail, msg.INVALID_PARAMS, nil)
		return
	}
	resp, err := GrpcExhibitionClientImpl.RegisterRecordList(context.Background(), &recordListReq)
	if err != nil {
		response.ResponseQuickMsg(c, msg.Fail, err.Error(), nil)
		return
	}
	response.ResponseQuickMsg(c, msg.Ok, resp.Msg, resp)
	return

}

func CheckByPhone(c *gin.Context) {
	var registerInfo exhibition.RegisterInfo
	if err := c.ShouldBind(&registerInfo); err != nil {
		logger.Errorf("CheckPhone ShouldBind err", err)
		response.ResponseQuickMsg(c, msg.Fail, msg.INVALID_PARAMS, nil)
		return
	}
	resp, err := GrpcExhibitionClientImpl.CheckPhone(context.Background(), &registerInfo)
	if err != nil {
		response.ResponseQuickMsg(c, msg.Fail, err.Error(), nil)
		return
	}
	if resp.IsExist {
		img := resp.Data.IdCardBackPhoto

		response1, err := http.Get(img)
		if err != nil {
			fmt.Println("网络请求错误：", err)
			return
		}

		defer response1.Body.Close()

		// 读取图片数据
		imageData, err := ioutil.ReadAll(response1.Body)
		if err != nil {
			fmt.Println("读取图片数据错误：", err)
			return
		}

		// 将图片数据转换为base64编码
		base64Data := base64.StdEncoding.EncodeToString(imageData)
		result, err := model.OcrGetIdCard(base64Data, "back")
		if err != nil {
			response.ResponseQuickMsg(c, msg.Fail, err.Error(), nil)
			return
		}

		resp.Data.IdCardStartDate = result.IssueDate
		resp.Data.IdCardEndDate = result.ExpirationDate
	}

	response.ResponseQuickMsg(c, msg.Ok, resp.Msg, resp)
	return

}

func CheckIdCard(c *gin.Context) {
	var registerInfo exhibition.RegisterInfo
	if err := c.ShouldBind(&registerInfo); err != nil {
		logger.Errorf("CheckIdCard ShouldBind err", err)
		response.ResponseQuickMsg(c, msg.Fail, msg.INVALID_PARAMS, nil)
		return
	}
	resp, err := GrpcExhibitionClientImpl.CheckIdCard(context.Background(), &registerInfo)
	if err != nil {
		response.ResponseQuickMsg(c, msg.Fail, err.Error(), nil)
		return
	}

	response.ResponseQuickMsg(c, msg.Ok, resp.Msg, nil)
	return

}

func SaveRegister(c *gin.Context) {
	var registerInfo exhibition.RegisterInfo
	if err := c.ShouldBind(&registerInfo); err != nil {
		logger.Errorf("SaveRegisterRecord ShouldBind err", err)
		response.ResponseQuickMsg(c, msg.Fail, msg.INVALID_PARAMS, nil)
		return
	}
	resp, err := GrpcExhibitionClientImpl.SaveRegisterRecord(context.Background(), &registerInfo)
	if err != nil {
		response.ResponseQuickMsg(c, msg.Fail, err.Error(), nil)
		return
	}
	img := resp.Data.IdCardBackPhoto

	response1, err := http.Get(img)
	if err != nil {
		fmt.Println("网络请求错误：", err)
		return
	}

	defer response1.Body.Close()

	// 读取图片数据
	imageData, err := ioutil.ReadAll(response1.Body)
	if err != nil {
		fmt.Println("读取图片数据错误：", err)
		return
	}

	// 将图片数据转换为base64编码
	base64Data := base64.StdEncoding.EncodeToString(imageData)
	result, err := model.OcrGetIdCard(base64Data, "back")
	if err != nil {
		response.ResponseQuickMsg(c, msg.Fail, err.Error(), nil)
		return
	}

	resp.Data.IdCardStartDate = result.IssueDate
	resp.Data.IdCardEndDate = result.ExpirationDate
	response.ResponseQuickMsg(c, msg.Ok, resp.Msg, resp)
	return

}

// ExportRegister 导出报名信息列表
func ExportRegister(c *gin.Context) {
	var exportRecordReq exhibition.ExportRecordReq

	resp, err := GrpcExhibitionClientImpl.ExportRegisterRecord(context.Background(), &exportRecordReq)
	if err != nil {
		response.ResponseQuickMsg(c, msg.Fail, err.Error(), nil)
		return
	}

	if len(resp.Data) == 0 {
		resp.Data = []*exhibition.ExportInfo{}
	}
	columns := []string{"初评评选号", "复评评选号", "画家姓名", "性别", "手机号", "身份证号", "通讯地址", "身份证照片", "本人近照", "省份", "作品名称", "作品类型", "画作尺寸", "报名时间", "更新时间"}
	exportFileName := fmt.Sprintf("国展报名%s.xlsx", time.Now().Format("20060102"))
	filePath := fmt.Sprintf("./runtime/%s", exportFileName)
	data := make([]interface{}, 0)
	for _, v := range resp.Data {
		var temp []string
		temp = append(temp, v.PreliminaryRatingNo)
		temp = append(temp, v.ReRatingNo)
		temp = append(temp, v.ArtistName)
		var gender string
		if v.Gender == 1 {
			gender = "男"
		} else if v.Gender == 2 {
			gender = "女"
		} else {
			gender = " "
		}
		temp = append(temp, gender)
		temp = append(temp, v.PhoneNum)
		temp = append(temp, v.IdCard)
		temp = append(temp, v.Address)
		temp = append(temp, v.IdCardPhoto)
		temp = append(temp, v.ArtistPhoto)
		temp = append(temp, v.Province)
		temp = append(temp, v.ArtworkName)
		var artworkType string
		if v.ArtworkType == 1 {
			artworkType = "中国画"
		} else {
			artworkType = " "
		}
		temp = append(temp, artworkType)
		temp = append(temp, v.ArtworkSize)
		temp = append(temp, v.CreatedAt)
		temp = append(temp, v.UpdatedAt)
		data = append(data, &temp)
	}
	_, err = utils.ToExcelByType(columns, data, "slice", filePath)
	if err != nil {
		response.ResponseQuickMsg(c, msg.Fail, err.Error(), nil)
		return
	}
	//处理图片
	// err = logic.DealExcelImg(filePath)
	// if err != nil {
	// 	response.ResponseQuickMsg(c, msg.Fail, err.Error(), nil)
	// 	return
	// }
	var httpType string
	if config.Data.System.Mode == "prod" {
		httpType = model.HttpsType
	} else {
		httpType = model.HttpType
	}
	var exportUrl string
	exportUrl = fmt.Sprintf("%s%s/api/static/%s", httpType, c.Request.Host, exportFileName)
	response.ResponseQuickMsg(c, msg.Ok, resp.Msg, map[string]string{
		"exportUrl": exportUrl,
	})
	return

}

func OcrBase64(c *gin.Context) {

	var req model.OcrQuery

	if err := c.ShouldBindBodyWith(&req, binding.JSON); err != nil {
		logger.Errorf("OcrBase64 ShouldBind err", err)
		response.ResponseQuickMsg(c, msg.Fail, msg.INVALID_PARAMS, nil)
		return
	}

	img := req.IdCardUrl

	response1, err := http.Get(img)
	if err != nil {
		fmt.Println("网络请求错误：", err)
		return
	}

	defer response1.Body.Close()

	// 读取图片数据
	imageData, err := ioutil.ReadAll(response1.Body)
	if err != nil {
		fmt.Println("读取图片数据错误：", err)
		return
	}

	// 将图片数据转换为base64编码
	base64Data := base64.StdEncoding.EncodeToString(imageData)
	fmt.Println(base64Data)

	side := ""
	if req.Side == 1 {
		side = "front"
	} else {
		side = "back"
	}
	result, err := model.OcrGetIdCard(base64Data, side)
	if err != nil {
		response.ResponseQuickMsg(c, msg.Fail, err.Error(), nil)
		return
	}

	res := model.OcrRes{}
	if side == "front" {
		res.IDNum = result.IdCard
		res.RealName = result.Name
		res.Path = result.Path
		res.Age = result.Age
		res.Birthday = result.Birthday
		res.Sex = result.Sex
		fmt.Println("身份证和名字", res.IDNum, res.RealName)
		res.CheckIdAndName()
		fmt.Println("身份证和名字", res.IDNum, res.RealName)
	} else {
		res.IssueDate = result.IssueDate
		res.ExpirationDate = result.ExpirationDate
	}

	response.ResponseQuickMsg(c, msg.Ok, "操作成功", res)
	return
}
func ImportRecordByExcel(c *gin.Context) {
	file, err := c.FormFile("file")
	if err != nil {
		logger.Errorf("获取文件失败: %v", err)
		response.ResponseQuickMsg(c, msg.Fail, msg.INVALID_PARAMS, nil)
		return
	}
	//打开Excel文件
	f, err := file.Open()
	if err != nil {
		logger.Errorf("打开文件失败: %v", err)
		response.ResponseQuickMsg(c, msg.Fail, "文件打开失败", nil)
		return
	}
	defer f.Close()
	excelFile, err := excelize.OpenReader(f)
	if err != nil {
		logger.Errorf("读取Excel失败: %v", err)
		response.ResponseQuickMsg(c, msg.Fail, "Excel解析失败", nil)
		return
	}
	sheetName := excelFile.GetSheetName(0)
	if sheetName == "" {
		logger.Errorf("Excel文件中没有工作表")
		response.ResponseQuickMsg(c, msg.Fail, "Excel文件中没有工作表", nil)
		return
	}
	rows, err := excelFile.GetRows(sheetName)
	if err != nil {
		logger.Errorf("读取工作表失败: %v", err)
		response.ResponseQuickMsg(c, msg.Fail, "工作表读取失败"+err.Error(), nil)
		return
	}

	// 遍历行数据（跳过标题行）
	var records []*exhibition.RegisterInfo
	for i, row := range rows {
		if i == 0 { // 跳过标题行
			continue
		}

		if len(row) < 12 { // 确保列数足够
			continue
		}
		// artworkUrl := ""
		// if pics, err := excelFile.GetPictures(sheetName, fmt.Sprintf("K%d", i+1)); err == nil && len(pics) > 0 {
		// 	tmpFile, err := ioutil.TempFile("", fmt.Sprintf("oss_upload_%d*.jpg", i))
		// 	if err != nil {
		// 		logger.Errorf("创建临时文件失败: %v", err)
		// 		response.ResponseQuickMsg(c, msg.Fail, "创建临时文件失败", nil)
		// 		return
		// 	}
		// 	defer os.Remove(tmpFile.Name())
		// 	if _, err := tmpFile.Write(pics[0].File); err != nil {
		// 		logger.Errorf("写入临时文件失败: %v", err)
		// 		response.ResponseQuickMsg(c, msg.Fail, "写入临时文件失败", nil)
		// 		return
		// 	}
		// 	//objectKey := fmt.Sprintf("artwork/%s/%d.jpg", time.Now().Format("20060102"), time.Now().UnixNano())
		// 	if url, err := common.PutBos(tmpFile.Name(), "image", false); err == nil {
		// 		artworkUrl = url
		// 	} else {
		// 		logger.Errorf("上传图片失败: %v", err)
		// 	}
		// }
		record := &exhibition.RegisterInfo{
			PreliminaryRatingNo: row[0],
			ReRatingNo:          row[1],
			ArtworkName:         row[2],
			ArtworkType:         1, //中国画
			ArtworkSize:         row[4],
			Address1:            row[5],
			ArtistName:          row[6],
			PhoneNum:            string(row[7]),
			Province:            string(row[8]),
			IdCard:              string(row[9]),
			//ArtworkFile:         artworkUrl,
		}
		record.Gender = GetGenderByIdCard(record.IdCard)
		records = append(records, record)
	}

	for i, r := range records {
		recordListReq := exhibition.RecordListReq{
			Keyword: r.ArtistName,
		}
		resp, err := GrpcExhibitionClientImpl.RegisterRecordList(context.Background(), &recordListReq)
		if err != nil {
			response.ResponseQuickMsg(c, msg.Fail, err.Error(), nil)
			return
		}
		records[i].Uuid = resp.Data[i].Uuid
	}
	for _, r := range records {
		_, err := GrpcExhibitionClientImpl.SaveRegisterRecord(context.Background(), r)
		if err != nil {
			response.ResponseQuickMsg(c, msg.Fail, err.Error(), nil)
			return
		}
	}

	response.ResponseQuickMsg(c, msg.Ok, "ok", "")
	return

}

// GetGenderByIdCard 根据身份证号判断性别
// 参数：idCard - 身份证号码字符串
// 返回值：1-男，2-女，0-未知
func GetGenderByIdCard(idCard string) int32 {
	if len(idCard) != 18 && len(idCard) != 15 {
		return 0
	}

	// 18位身份证取第17位，15位身份证取最后一位
	genderChar := idCard[16:17]
	if len(idCard) == 15 {
		genderChar = idCard[14:15]
	}

	genderNum, err := strconv.Atoi(genderChar)
	if err != nil {
		return 0
	}

	if genderNum%2 == 0 {
		return 2 // 女
	}
	return 1 // 男
}