修改路径

package/excel/download.go

@@ -0,0 +1,53 @@
+package excel
+
+import (
+	"context"
+	"fmt"
+	"github.com/gogf/gf/v2/frame/g"
+	"github.com/gogf/gf/v2/os/gtime"
+	"github.com/xuri/excelize/v2"
+)
+
+func Data2Excel(ctx context.Context, data []map[string]interface{}) (file string) {
+
+	// 创建一个新的 Excel 文件
+	f := excelize.NewFile()
+	var sheetName = "Sheet1"
+	f.NewSheet(sheetName)
+
+	//// 准备数据
+	//data = []map[string]interface{}{
+	//	{"Name": "Alice", "Age": 30, "City": "New York"},
+	//	{"Name": "Bob", "Age": 25, "City": "Los Angeles"},
+	//	{"Name": "Charlie", "Age": 35, "City": "Chicago"},
+	//}
+
+	//写入头部
+	var colIndex = 0
+	var headers []string
+	for header := range data[0] {
+		//追加头部名字
+		headers = append(headers, header)
+		cell, _ := excelize.CoordinatesToCellName(colIndex+1, 1) // 表头在第一行
+		f.SetCellValue(sheetName, cell, header)
+		colIndex++
+	}
+
+	// 写入数据
+	for rowIndex, record := range data {
+		for colIndex, header := range headers {
+			cell, _ := excelize.CoordinatesToCellName(colIndex+1, rowIndex+2) // 数据从第二行开始
+			f.SetCellValue(sheetName, cell, record[header])                   // 通过表头获取数据
+		}
+	}
+
+	// 保存 Excel 文件
+	saveName := fmt.Sprintf("runtime/uploads/out_%v.xlsx", gtime.Now().Nanosecond())
+	if err := f.SaveAs(saveName); err != nil {
+		g.Log().Fatal(ctx, err)
+	}
+
+	//下载excel
+	//g.RequestFromCtx(ctx).Response.ServeFileDownload(saveName)
+	return saveName
+}