eta_mini_crm_ht/controllers/order.go

package controllers

import (
	"eta/eta_mini_crm_ht/models"
	"eta/eta_mini_crm_ht/models/response"
	"eta/eta_mini_crm_ht/utils"
	"fmt"
	"github.com/rdlucklib/rdluck_tools/paging"
	"github.com/xuri/excelize/v2"
	"net/http"
	"net/url"
	"strconv"
	"sync"
	"time"
)

var (
	productCols = map[string]utils.ExcelColMapping{
		"A": {"订单编号", "OrderID"},
		"B": {"姓名", "RealName"},
		"C": {"手机号", "Mobile"},
		"D": {"商品名称", "ProductName"},
		"E": {"商品类型", "ProductType"},
		"F": {"商品价格", "Price"},
		"G": {"有效期", "ValidDate"},
		"H": {"订单状态", "Status"},
		"I": {"支付渠道", "PaymentWay"},
		"J": {"支付金额", "TotalAmount"},
		"K": {"售后状态", "RefundStatus"},
		"L": {"付款时间", "PaymentTime"},
		"M": {"下单时间", "CreatedTime"},
	}

	tradeCols = map[string]utils.ExcelColMapping{
		"A": {"支付订单", "TransactionId"},
		"B": {"订单编号", "OrderID"},
		"C": {"姓名", "RealName"},
		"D": {"手机号", "Mobile"},
		"E": {"商品名称", "ProductName"},
		"F": {"支付金额", "Amount"},
		"G": {"支付状态", "PaymentStatus"},
		"H": {"支付渠道", "PaymentWay"},
		"I": {"支付账号", "PaymentAccount"},
		"J": {"收款方", "MerchantId"},
		"K": {"完成支付时间", "DealTime"},
		"L": {"创建时间", "CreatedTime"},
	}

	refundCols = map[string]utils.ExcelColMapping{
		"A": {"退款订单", "TransactionId"},
		"B": {"订单编号", "OrderID"},
		"C": {"姓名", "RealName"},
		"D": {"手机号", "Mobile"},
		"E": {"退款金额", "Amount"},
		"F": {"退回账号", "PaymentAccount"},
		"G": {"退款状态", "PaymentStatus"},
		"H": {"完成退款时间", "DealTime"},
		"I": {"创建时间", "CreatedTime"},
	}
	ProductOrderStatus = map[models.OrderStatus]string{
		"pending":    "待支付",
		"processing": "支付中",
		"paid":       "已支付",
		"closed":     "已关闭",
		"refund":     "售后",
	}

	TradeOrderStatus = map[models.PaymentStatus]string{
		"pending": "待支付",
		"failed":  "支付失败",
		"done":    "支付成功",
	}

	RefundOrderStatus = map[models.PaymentStatus]string{
		"pending": "退款中",
		"failed":  "退款失败",
		"done":    "退款成功",
	}
	RefundStatusMap = map[models.RefundStatus]string{
		"pending":    "待退款",
		"processing": "退款中",
		"failed":     "退款失败",
		"success":    "退款成功",
		"canceled":   "已取消",
	}
	ProductTypeMap = map[models.MerchantProductType]string{
		"report":  "报告",
		"video":   "视频",
		"audio":   "音频",
		"package": "套餐",
	}
	PaymentWayMap = map[models.PaymentWay]string{
		"wechat": "微信",
		"alipay": "支付宝",
	}
)

type OrderController struct {
	BaseAuthController
}

// ProductOrderList
// @Title 商品订单列表
// @Description 商品订单列表
// @Param   PageSize   query   int  true       "每页数据条数"
// @Param   CurrentIndex   query   int  true       "当前页页码，从1开始"
// @Param   ClassifyIds   query   string  true       "二级分类id,可多选用英文,隔开"
// @Param   KeyWord   query   string  true       "报告标题/创建人"
// @Param   SortType   query   string  true       "排序方式"
// @Success 200 {object} models.ReportAuthorResp
// @router /productOrderList [get]
func (this *OrderController) ProductOrderList() {
	br := new(models.BaseResponse).Init()
	defer func() {
		this.Data["json"] = br
		this.ServeJSON()
	}()
	pageSize, _ := this.GetInt("PageSize")
	currentIndex, _ := this.GetInt("CurrentIndex")
	sortType := this.GetString("SortType")
	KeyWord := this.GetString("KeyWord")

	PaymentDate := this.GetString("PaymentDate")
	PaymentWay := this.GetString("PaymentWay")
	CreatedDate := this.GetString("CreatedDate")
	ProductType := this.GetString("ProductType")
	RefundStatus := this.GetString("RefundStatus")
	OrderStatus := this.GetString("OrderStatus")
	var condition string
	if pageSize <= 0 {
		pageSize = utils.PageSize20
	}
	if currentIndex <= 0 {
		currentIndex = 1
	}
	if KeyWord != "" {
		condition += " AND (product_name like '%" + KeyWord + "%' or real_name like '%" + KeyWord + "%' order_id like '%" + KeyWord + "%' or mobile like '%" + KeyWord + "%')"
	}
	sortCondition := " ORDER BY created_time "
	if sortType == "" {
		sortType = "DESC"
	}
	if CreatedDate != "" {
		condition += " AND Date(created_time) = '" + CreatedDate + "'"
	}
	if PaymentDate != "" {
		condition += " AND Date(payment_time) = '" + PaymentDate + "'"
	}
	if PaymentWay != "" {
		condition += " AND payment_way='" + PaymentWay + "'"
	}

	if OrderStatus != "" {
		switch OrderStatus {
		case "pending":
			condition += " AND status='pending'"
		case "paid":
			condition += " AND status='paid'"
		case "closed":
			condition += " AND status='closed'"
		case "refund":
			condition += " AND status='refund'"
			if RefundStatus != "" {
				switch RefundStatus {
				case "pending":
					condition += " AND refund_status='pending'"
				case "processing":
					condition += " AND refund_status='processing'"
				case "failed":
					condition += " AND refund_status='failed'"
				case "success":
					condition += " AND refund_status='success'"
				}
			}
		default:
			br.Msg = "无效的订单状态"
			br.ErrMsg = "无效的订单状态:" + OrderStatus
			return
		}
	}
	if ProductType != "" {
		switch ProductType {
		case "report":
			condition += " AND product_type='" + string(models.ProductReport) + "'"
		case "audio":
			condition += " AND product_type='" + string(models.ProductAudio) + "'"
		case "video":
			condition += " AND product_type='" + string(models.ProductVideo) + "'"
		case "package":
			condition += " AND product_type='" + string(models.ProductPackage) + "'"
		default:
			br.Msg = "无效的产品类型"
			br.ErrMsg = "无效的产品类型:" + ProductType
			return
		}
	}

	sortCondition = sortCondition + sortType
	total, err := models.GetProductOrderCountByCondition(condition)
	if err != nil {
		br.Msg = "获取商品列表失败"
		br.ErrMsg = "获取商品列表失败，Err:" + err.Error()
		return
	}

	startSize := utils.StartIndex(currentIndex, pageSize)
	List, err := models.GetProductOrderByCondition(condition, sortCondition, startSize, pageSize)
	if err != nil {
		br.Msg = "获取商品列表失败"
		br.ErrMsg = "获取商品列表失败，Err:" + err.Error()
		return
	}
	var ListView []*models.ProductOrderView
	var wg sync.WaitGroup
	wg.Add(len(List))
	for _, orderItem := range List {
		go func(orderItem *models.ProductOrder) {
			defer wg.Done()
			view := &models.ProductOrderView{
				OrderID:          orderItem.OrderID,
				RealName:         orderItem.RealName,
				Mobile:           fmt.Sprintf("+%s %s", orderItem.AreaCode, orderItem.Mobile),
				ProductType:      ProductTypeMap[orderItem.ProductType],
				ProductName:      orderItem.ProductName,
				TotalAmount:      orderItem.TotalAmount,
				TradeNO:          orderItem.TradeNO,
				RefundAmount:     orderItem.RefundAmount,
				PaymentWay:       PaymentWayMap[orderItem.PaymentWay],
				PaymentTime:      orderItem.PaymentTime.Format(time.DateTime),
				Status:           ProductOrderStatus[orderItem.Status],
				RefundStatus:     RefundStatusMap[orderItem.RefundStatus],
				RefundFinishTime: orderItem.RefundFinishTime.Format(time.DateTime),
				Remark:           orderItem.Remark,
				CreatedTime:      orderItem.CreatedTime.Format(time.DateTime),
			}
			if orderItem.TradeNO != "" {
				tradeOrder, tradeErr := models.GetTradeOrderByNo(orderItem.TradeNO)
				if tradeErr != nil {
					utils.FileLog.Error("获取支付订单失败，支付订单号：" + orderItem.TradeNO + ",err:" + tradeErr.Error())
				} else {
					view.PaymentAmount = tradeOrder.Amount
				}
			}
			if orderItem.Status == models.OrderStatusPaid {
				access, accessErr := models.GetAccess(orderItem.ProductID, orderItem.TemplateUserID)
				if accessErr != nil {
					utils.FileLog.Error("获取用户订阅记录失败，templateUserId:" + string(orderItem.TemplateUserID) + "productId:" + string(orderItem.ProductID) + ",err:" + accessErr.Error())
				}
				if access.ProductType == models.ProductPackage {
					view.ValidDuration = fmt.Sprintf("%s~%s", access.BeginDate.Format(time.DateOnly), access.EndDate.Format(time.DateOnly))
				} else {
					view.ValidDuration = "永久有效"
				}
			}
			ListView = append(ListView, view)
		}(orderItem)
	}
	page := paging.GetPaging(currentIndex, pageSize, total)
	resp := new(response.ProductOrderListResp)
	resp.List = ListView
	resp.Paging = page
	br.Ret = 200
	br.Success = true
	br.Data = resp
	br.Msg = "获取成功"
}

// TradeOrderList
// @Title 支付订单列表
// @Description 支付订单列表
// @Param   PageSize   query   int  true       "每页数据条数"
// @Param   CurrentIndex   query   int  true       "当前页页码，从1开始"
// @Param   ClassifyIds   query   string  true       "二级分类id,可多选用英文,隔开"
// @Param   KeyWord   query   string  true       "报告标题/创建人"
// @Param   SortType   query   string  true       "排序方式"
// @Success 200 {object} models.ReportAuthorResp
// @router /tradeOrderList [get]
func (this *OrderController) TradeOrderList() {
	br := new(models.BaseResponse).Init()
	defer func() {
		this.Data["json"] = br
		this.ServeJSON()
	}()
	pageSize, _ := this.GetInt("PageSize")
	currentIndex, _ := this.GetInt("CurrentIndex")
	sortType := this.GetString("SortType")
	KeyWord := this.GetString("KeyWord")
	DealDate := this.GetString("DealDate")
	PaymentWay := this.GetString("PaymentWay")
	CreatedDate := this.GetString("CreatedDate")
	OrderStatus := this.GetString("OrderStatus")
	IsRefund, _ := this.GetBool("IsRefund", false)
	var condition string
	if pageSize <= 0 {
		pageSize = utils.PageSize20
	}
	if currentIndex <= 0 {
		currentIndex = 1
	}
	if IsRefund {
		condition += " AND payment_type ='" + string(models.PaymentTypeRefund) + "'"
	} else {
		condition += " AND payment_type ='" + string(models.PaymentTypePay) + "'"
	}
	if KeyWord != "" {
		condition += " AND (product_name like '%" + KeyWord + "%' or real_name like '%" + KeyWord + "%' order_id like '%" + KeyWord + "%' or mobile like '%" + KeyWord + "%')"
	}
	sortCondition := " ORDER BY created_time "
	if sortType == "" {
		sortType = "DESC"
	}
	if CreatedDate != "" {
		condition += " AND Date(created_time) = '" + CreatedDate + "'"
	}
	if DealDate != "" {
		condition += " AND Date(deal_time) = '" + DealDate + "'"
	}
	if PaymentWay != "" {
		condition += " AND payment_way='" + PaymentWay + "'"
	}

	if OrderStatus != "" {
		switch OrderStatus {
		case "pending":
			condition += " AND payment_status='pending'"
		case "done":
			condition += " AND payment_status='done'"
		case "failed":
			condition += " AND payment_status='failed'"
		default:
			br.Msg = "无效的支付订单状态"
			br.ErrMsg = "无效的支付订单状态:" + OrderStatus
			return
		}
	}
	sortCondition = sortCondition + sortType
	total, err := models.GetTradeOrderCountByCondition(condition)
	if err != nil {
		br.Msg = "获取支付明细列表失败"
		br.ErrMsg = "获取支付明细列表失败，Err:" + err.Error()
		return
	}

	startSize := utils.StartIndex(currentIndex, pageSize)
	List, err := models.GetTradeOrderByCondition(condition, sortCondition, startSize, pageSize)
	if err != nil {
		br.Msg = "获取支付明细列表失败"
		br.ErrMsg = "获取支付明细列表失败，Err:" + err.Error()
		return
	}
	var ListView []*models.TradeOrderView
	var wg sync.WaitGroup
	wg.Add(len(List))
	for i := 0; i < len(List); i++ {
		go func(order *models.TradeOrder) {
			defer wg.Done()
			productOrder, pdErr := models.GetProductOrderByID(order.ProductOrderId)
			if pdErr != nil {
				utils.FileLog.Error("获取商品订单信息失败，Err:" + pdErr.Error())
			}
			view := &models.TradeOrderView{
				RealName:       productOrder.RealName,
				Mobile:         fmt.Sprintf("+%s %s", productOrder.AreaCode, productOrder.Mobile),
				ProductName:    productOrder.ProductName,
				Amount:         order.Amount,
				TransactionID:  order.TransactionId,
				ProductOrderID: order.ProductOrderId,
				PaymentWay:     PaymentWayMap[order.PaymentWay],
				PaymentAccount: order.PaymentAccount,
				MerchantID:     order.MerchantId,
				DealTime:       order.DealTime.Format(time.DateTime),
				CreatedTime:    order.CreatedTime.Format(time.DateTime),
			}
			if IsRefund {
				view.PaymentStatus = RefundOrderStatus[order.PaymentStatus]
			} else {
				view.PaymentStatus = TradeOrderStatus[order.PaymentStatus]
			}
			ListView = append(ListView, view)
		}(List[i])

	}
	wg.Wait()
	page := paging.GetPaging(currentIndex, pageSize, total)
	resp := new(response.TradeOrderListResp)
	resp.List = ListView
	resp.Paging = page
	br.Ret = 200
	br.Success = true
	br.Data = resp
	br.Msg = "获取成功"
}

// ExportProductOrder
// @Title 临时用户列表
// @Description 临时用户列表
// @Param   PageSize   query   int  true       "每页数据条数"
// @Param   CurrentIndex   query   int  true       "当前页页码，从1开始"
// @Param   Keyword   query   string  false       "手机号"
// @Param   SortParam   query   string  false       "排序字段参数，用来排序的字段， 枚举值：0：注册时间，1：阅读数，2：最近一次阅读时间"
// @Param   SortType   query   string  true       "如何排序，是正序还是倒序，0：倒序，1：正序"
// @Success 200 {object} response.TemplateUserListResp
// @router /exportProductOrder [get]
func (this *OrderController) ExportProductOrder() {
	br := new(models.BaseResponse).Init()
	defer func() {
		this.Data["json"] = br
		this.ServeJSON()
	}()
	pageSize, _ := this.GetInt("PageSize")
	currentIndex, _ := this.GetInt("CurrentIndex")
	sortType := this.GetString("SortType")
	KeyWord := this.GetString("KeyWord")

	PaymentDate := this.GetString("PaymentDate")
	PaymentWay := this.GetString("PaymentWay")
	CreatedDate := this.GetString("CreatedDate")
	ProductType := this.GetString("ProductType")
	RefundStatus := this.GetString("RefundStatus")
	OrderStatus := this.GetString("OrderStatus")
	var condition string
	if pageSize <= 0 {
		pageSize = utils.PageSize20
	}
	if currentIndex <= 0 {
		currentIndex = 1
	}
	if KeyWord != "" {
		condition += " AND (product_name like '%" + KeyWord + "%' or real_name like '%" + KeyWord + "%' order_id like '%" + KeyWord + "%' or mobile like '%" + KeyWord + "%')"
	}
	sortCondition := " ORDER BY created_time "
	if sortType == "" {
		sortType = "DESC"
	}
	if CreatedDate != "" {
		condition += " AND Date(created_time) = '" + CreatedDate + "'"
	}
	if PaymentDate != "" {
		condition += " AND Date(payment_time) = '" + PaymentDate + "'"
	}
	if PaymentWay != "" {
		condition += " AND payment_way='" + PaymentWay + "'"
	}

	if OrderStatus != "" {
		switch OrderStatus {
		case "pending":
			condition += " AND status='pending'"
		case "paid":
			condition += " AND status='paid'"
		case "closed":
			condition += " AND status='closed'"
		case "refund":
			condition += " AND status='refund'"
			if RefundStatus != "" {
				switch RefundStatus {
				case "pending":
					condition += " AND refund_status='pending'"
				case "processing":
					condition += " AND refund_status='processing'"
				case "failed":
					condition += " AND refund_status='failed'"
				case "success":
					condition += " AND refund_status='success'"
				}
			}
		default:
			br.Msg = "无效的订单状态"
			br.ErrMsg = "无效的订单状态:" + OrderStatus
			return
		}
	}
	if ProductType != "" {
		switch ProductType {
		case "report":
			condition += " AND product_type='" + string(models.ProductReport) + "'"
		case "audio":
			condition += " AND product_type='" + string(models.ProductAudio) + "'"
		case "video":
			condition += " AND product_type='" + string(models.ProductVideo) + "'"
		case "package":
			condition += " AND product_type='" + string(models.ProductPackage) + "'"
		default:
			br.Msg = "无效的产品类型"
			br.ErrMsg = "无效的产品类型:" + ProductType
			return
		}
	}
	sortCondition = sortCondition + sortType
	List, err := models.GetProductOrderListByCondition(condition, sortCondition)
	if err != nil {
		br.Msg = "导出商品订单失败"
		br.ErrMsg = "导出商品订单失败，Err:" + err.Error()
		return
	}
	var ListView []models.ProductOrderView
	for _, order := range List {
		view := models.ProductOrderView{
			OrderID:          order.OrderID,
			RealName:         order.RealName,
			Mobile:           fmt.Sprintf("+%s %s", order.AreaCode, order.Mobile),
			ProductType:      ProductTypeMap[order.ProductType],
			ProductName:      order.ProductName,
			TotalAmount:      order.TotalAmount,
			TradeNO:          order.TradeNO,
			RefundAmount:     order.RefundAmount,
			PaymentWay:       PaymentWayMap[order.PaymentWay],
			PaymentTime:      order.PaymentTime.Format(time.DateTime),
			Status:           ProductOrderStatus[order.Status],
			RefundStatus:     RefundStatusMap[order.RefundStatus],
			RefundFinishTime: order.RefundFinishTime.Format(time.DateTime),
			Remark:           order.Remark,
			CreatedTime:      order.CreatedTime.Format(time.DateTime),
		}
		ListView = append(ListView, view)
	}
	year, month, day := time.Now().Date()
	yearStr := strconv.Itoa(year)[2:]
	fileName := fmt.Sprintf("商品订单%s.%d.%d.xlsx", yearStr, month, day)
	file, err := utils.ExportExcel("商品订单", productCols, ListView)
	_ = this.downloadExcelFile(file, fileName)
	br.Ret = 200
	br.Success = true
	br.Msg = "下载成功"
}

// ExportTradeOrder
// @Title 临时用户列表
// @Description 临时用户列表
// @Param   PageSize   query   int  true       "每页数据条数"
// @Param   CurrentIndex   query   int  true       "当前页页码，从1开始"
// @Param   Keyword   query   string  false       "手机号"
// @Param   SortParam   query   string  false       "排序字段参数，用来排序的字段， 枚举值：0：注册时间，1：阅读数，2：最近一次阅读时间"
// @Param   SortType   query   string  true       "如何排序，是正序还是倒序，0：倒序，1：正序"
// @Success 200 {object} response.TemplateUserListResp
// @router /exportTradeOrder [get]
func (this *OrderController) ExportTradeOrder() {
	br := new(models.BaseResponse).Init()
	defer func() {
		this.Data["json"] = br
		this.ServeJSON()
	}()
	pageSize, _ := this.GetInt("PageSize")
	currentIndex, _ := this.GetInt("CurrentIndex")
	sortType := this.GetString("SortType")
	KeyWord := this.GetString("KeyWord")
	DealDate := this.GetString("DealDate")
	PaymentWay := this.GetString("PaymentWay")
	CreatedDate := this.GetString("CreatedDate")
	OrderStatus := this.GetString("OrderStatus")
	IsRefund, _ := this.GetBool("IsRefund", false)
	var condition string
	if pageSize <= 0 {
		pageSize = utils.PageSize20
	}
	if currentIndex <= 0 {
		currentIndex = 1
	}
	if IsRefund {
		condition += " AND payment_type ='" + string(models.PaymentTypeRefund) + "'"
	} else {
		condition += " AND payment_type ='" + string(models.PaymentTypePay) + "'"
	}
	if KeyWord != "" {
		condition += " AND (product_name like '%" + KeyWord + "%' or real_name like '%" + KeyWord + "%' order_id like '%" + KeyWord + "%' or mobile like '%" + KeyWord + "%')"
	}
	sortCondition := " ORDER BY created_time "
	if sortType == "" {
		sortType = "DESC"
	}
	if CreatedDate != "" {
		condition += " AND Date(created_time) = '" + CreatedDate + "'"
	}
	if DealDate != "" {
		condition += " AND Date(deal_time) = '" + DealDate + "'"
	}
	if PaymentWay != "" {
		condition += " AND payment_way='" + PaymentWay + "'"
	}

	if OrderStatus != "" {
		switch OrderStatus {
		case "pending":
			condition += " AND payment_status='pending'"
		case "done":
			condition += " AND payment_status='done'"
		case "failed":
			condition += " AND payment_status='failed'"
		default:
			br.Msg = "无效的支付订单状态"
			br.ErrMsg = "无效的支付订单状态:" + OrderStatus
			return
		}
	}
	sortCondition = sortCondition + sortType
	List, err := models.GetTradeOrderListByCondition(condition, sortCondition)
	if err != nil {
		br.Msg = "获取支付明细列表失败"
		br.ErrMsg = "获取支付明细列表失败，Err:" + err.Error()
		return
	}
	var ListView []models.TradeOrderView
	var wg sync.WaitGroup
	wg.Add(len(List))
	for i := 0; i < len(List); i++ {
		go func(order *models.TradeOrder) {
			defer wg.Done()
			productOrder, pdErr := models.GetProductOrderByID(order.ProductOrderId)
			if pdErr != nil {
				utils.FileLog.Error("获取商品订单信息失败，Err:" + pdErr.Error())
			}
			view := models.TradeOrderView{
				RealName:       productOrder.RealName,
				Mobile:         fmt.Sprintf("+%s %s", productOrder.AreaCode, productOrder.Mobile),
				ProductName:    productOrder.ProductName,
				Amount:         order.Amount,
				TransactionID:  order.TransactionId,
				ProductOrderID: order.ProductOrderId,
				PaymentWay:     PaymentWayMap[order.PaymentWay],
				PaymentAccount: order.PaymentAccount,
				MerchantID:     order.MerchantId,
				DealTime:       order.DealTime.Format(time.DateTime),
				CreatedTime:    order.CreatedTime.Format(time.DateTime),
			}
			if IsRefund {
				view.PaymentStatus = RefundOrderStatus[order.PaymentStatus]
			} else {
				view.PaymentStatus = TradeOrderStatus[order.PaymentStatus]
			}
			ListView = append(ListView, view)
		}(List[i])

	}
	wg.Wait()
	year, month, day := time.Now().Date()
	yearStr := strconv.Itoa(year)[2:]
	if IsRefund {
		fileName := fmt.Sprintf("退款明细%s.%d.%d.xlsx", yearStr, month, day)
		file, _ := utils.ExportExcel("退款明细", refundCols, ListView)
		_ = this.downloadExcelFile(file, fileName)
	} else {
		fileName := fmt.Sprintf("支付明细%s.%d.%d.xlsx", yearStr, month, day)
		file, _ := utils.ExportExcel("支付明细", tradeCols, ListView)
		_ = this.downloadExcelFile(file, fileName)
	}
	br.Ret = 200
	br.Success = true
	br.Msg = "下载成功"
}

// encodeChineseFilename 将中文文件名编码为 ISO-8859-1
func (this *OrderController) downloadExcelFile(file *excelize.File, filename string) (err error) {
	// 对文件名进行 ISO-8859-1 编码
	fn := url.QueryEscape(filename)
	if filename == fn {
		fn = "filename=" + fn
	} else {
		fn = "filename=" + filename + "; filename*=utf-8''" + fn
	}
	this.Ctx.ResponseWriter.Header().Set("Access-Control-Expose-Headers", "Content-Disposition")
	this.Ctx.ResponseWriter.Header().Set("Content-Disposition", "attachment; "+fn)
	this.Ctx.ResponseWriter.Header().Set("Content-Description", "File Transfer")
	this.Ctx.ResponseWriter.Header().Set("Content-Type", "application/octet-stream")
	this.Ctx.ResponseWriter.Header().Set("Content-Transfer-Encoding", "binary")
	this.Ctx.ResponseWriter.Header().Set("Expires", "0")
	this.Ctx.ResponseWriter.Header().Set("Cache-Control", "must-revalidate")
	this.Ctx.ResponseWriter.Header().Set("Pragma", "public")
	this.Ctx.ResponseWriter.Header().Set("File-Name", filename)
	// 写入文件
	if err = file.Write(this.Ctx.ResponseWriter); err != nil {
		utils.FileLog.Error("导出excel文件失败:", err)
		http.Error(this.Ctx.ResponseWriter, "导出excel文件失败", http.StatusInternalServerError)
	}
	return
}