增加Excel导入导出示例功能

server/service/exa_excel_parse.go

@@ -0,0 +1,91 @@
+package service
+
+import (
+	"errors"
+	"fmt"
+	"gin-vue-admin/global"
+	"gin-vue-admin/model"
+	"github.com/360EntSecGroup-Skylar/excelize/v2"
+	"strconv"
+)
+
+func ParseInfoList2Excel(infoList []model.SysBaseMenu, filePath string) error {
+	excel := excelize.NewFile()
+		excel.SetSheetRow("Sheet1","A1",&[]string{"ID","路由Name","路由Path","是否隐藏","父节点","排序","文件名称"})
+    	for i, menu := range infoList {
+    		axis := fmt.Sprintf("A%d",i+2)
+    		excel.SetSheetRow("Sheet1",axis,&[]interface{}{
+    			menu.ID,
+    			menu.Name,
+    			menu.Path,
+    			menu.Hidden,
+    			menu.ParentId,
+    			menu.Sort,
+    			menu.Component,
+    		})
+		}
+	excel.SaveAs(filePath)
+	return nil
+}
+
+func ParseExcel2InfoList() ([]model.SysBaseMenu, error) {
+	skipHeader := true
+	fixedHeader := []string{"ID","路由Name","路由Path","是否隐藏","父节点","排序","文件名称"}
+	file, err := excelize.OpenFile(global.GVA_CONFIG.Excel.Dir+"ExcelImport.xlsx")
+	if err != nil {
+        return nil, err
+	}
+	menus := make([]model.SysBaseMenu, 0)
+	rows, err := file.Rows("Sheet1")
+	if err != nil {
+		return nil, err
+	}
+	for rows.Next() {
+		row, err := rows.Columns()
+		if err != nil {
+			return nil, err
+		}
+		if skipHeader {
+			if compareStrSlice(row, fixedHeader) {
+				skipHeader = false
+				continue
+			} else {
+				return nil, errors.New("Excel格式错误")
+			}
+		}
+		if len(row) != len(fixedHeader) {
+			continue
+		}
+		id, _ := strconv.Atoi(row[0])
+		hidden, _ := strconv.ParseBool(row[3])
+		sort, _ := strconv.Atoi(row[5])
+		menu := model.SysBaseMenu{
+			GVA_MODEL: global.GVA_MODEL{
+				ID: uint(id),
+			},
+			Name: row[1],
+			Path: row[2],
+			Hidden: hidden,
+			ParentId: row[4],
+			Sort: sort,
+			Component: row[6],
+		}
+		menus = append(menus, menu)
+	}
+	return menus, nil
+}
+
+func compareStrSlice(a, b []string) bool {
+	if len(a) != len(b) {
+		return false
+	}
+	if (b == nil) != (a == nil) {
+		return false
+	}
+	for key, value := range a {
+		if value != b[key] {
+			return false
+		}
+	}
+	return true
+}