发布v2.15.1版本，更新内容请查看：https://github.com/bufanyun/hotgo/blob/v2.0/docs/guide-zh-CN/start-update-log.md

server/utility/convert/convert.go

@@ -47,6 +47,11 @@ func GetModelTable(m *gdb.Model) (tablesInit, tables string) {
 	return
 }
 
+// EscapeFieldsToSlice 将转义过的字段转换为字段集切片
+func EscapeFieldsToSlice(s string) []string {
+	return gstr.Explode(",", gstr.Replace(gstr.Replace(s, "`,`", ","), "`", ""))
+}
+
 // GetMapKeys 获取map的所有key
 func GetMapKeys[K comparable](m map[K]any) []K {
 	j := 0

server/utility/excel/excel.go

@@ -19,6 +19,7 @@ import (
 	"net/url"
 	"reflect"
 	"time"
+	"unicode"
 )
 
 var (
@@ -53,6 +54,7 @@ func ExportByStructs(ctx context.Context, tags []string, list interface{}, fileN
 			widthRow = v
 		}
 	}
+
 	if err = f.SetColWidth(sheetName, "A", widthRow, 30); err != nil {
 		return err
 	}
@@ -75,18 +77,19 @@ func ExportByStructs(ctx context.Context, tags []string, list interface{}, fileN
 		}
 	}
 
-	// 强转类型
-	writer := ghttp.RequestFromCtx(ctx).Response.Writer
-	w, ok := interface{}(writer).(*ghttp.ResponseWriter)
-	if !ok {
-		return gerror.New("Response.Writer uninitialized!")
+	r := ghttp.RequestFromCtx(ctx)
+	if r == nil {
+		err = gerror.New("ctx not http request")
+		return
 	}
-	w.Header().Set("Content-Type", "application/octet-stream")
-	w.Header().Set("Content-Disposition", fmt.Sprintf("attachment; filename=%s.xlsx", url.QueryEscape(fileName)))
-	w.Header().Set("Content-Transfer-Encoding", "binary")
-	w.Header().Set("Access-Control-Expose-Headers", "Content-Disposition")
 
-	if err = f.Write(w); err != nil {
+	writer := r.Response.Writer
+	writer.Header().Set("Content-Type", "application/octet-stream")
+	writer.Header().Set("Content-Disposition", fmt.Sprintf("attachment; filename=%s.xlsx", url.QueryEscape(fileName)))
+	writer.Header().Set("Content-Transfer-Encoding", "binary")
+	writer.Header().Set("Access-Control-Expose-Headers", "Content-Disposition")
+
+	if err = f.Write(writer); err != nil {
 		return
 	}
 
@@ -103,7 +106,7 @@ func ExportByStructs(ctx context.Context, tags []string, list interface{}, fileN
 // letter 生成完整的表头
 func letter(length int) []string {
 	var str []string
-	for i := 0; i < length; i++ {
+	for i := 1; i <= length; i++ {
 		str = append(str, numToChars(i))
 	}
 	return str
@@ -123,3 +126,15 @@ func numToChars(num int) string {
 	}
 	return cols
 }
+
+// NextLetter 传入一个字母，获取下一个字母
+func NextLetter(input string) string {
+	if len(input) == 0 {
+		return ""
+	}
+	upperInput := unicode.ToUpper(rune(input[0]))
+	if upperInput >= 'A' && upperInput < 'Z' {
+		return string(upperInput + 1)
+	}
+	return "A"
+}

server/utility/simple/simple.go

@@ -13,17 +13,10 @@ import (
 	"github.com/gogf/gf/v2/frame/g"
 	"github.com/gogf/gf/v2/os/gfile"
 	"github.com/gogf/gf/v2/os/glog"
-	"github.com/gogf/gf/v2/os/grpool"
-	"github.com/gogf/gf/v2/util/gconv"
 	"hotgo/internal/consts"
 	"hotgo/utility/encrypt"
 )
 
-// AppName 应用名称
-func AppName(ctx context.Context) string {
-	return g.Cfg().MustGet(ctx, "appName", "hotgo").String()
-}
-
 // RouterPrefix 获取应用路由前缀
 func RouterPrefix(ctx context.Context, app string) string {
 	return g.Cfg().MustGet(ctx, "router."+app+".prefix", "/"+app+"").String()
@@ -35,7 +28,7 @@ func FilterMaskDemo(ctx context.Context, src g.Map) g.Map {
 		return nil
 	}
 
-	if !g.Cfg().MustGet(ctx, "hotgo.isDemo", false).Bool() {
+	if !IsDemo(ctx) {
 		return src
 	}
 
@@ -82,22 +75,14 @@ func CheckPassword(input, salt, hash string) (err error) {
 }
 
 // SafeGo 安全的调用协程，遇到错误时输出错误日志而不是抛出panic
-func SafeGo(ctx context.Context, f func(ctx context.Context), lv ...interface{}) {
-	var level = glog.LEVEL_ERRO
-	if len(lv) > 0 {
-		level = gconv.Int(lv[0])
-	}
-
-	err := grpool.AddWithRecover(ctx, func(ctx context.Context) {
-		f(ctx)
-	}, func(ctx context.Context, err error) {
+func SafeGo(ctx context.Context, f func(ctx context.Context), lv ...int) {
+	g.Go(ctx, f, func(ctx context.Context, err error) {
+		var level = glog.LEVEL_ERRO
+		if len(lv) > 0 {
+			level = lv[0]
+		}
 		Logf(level, ctx, "SafeGo exec failed:%+v", err)
 	})
-
-	if err != nil {
-		Logf(level, ctx, "SafeGo AddWithRecover err:%+v", err)
-		return
-	}
 }
 
 func Logf(level int, ctx context.Context, format string, v ...interface{}) {

server/utility/simple/system_config.go

@@ -0,0 +1,31 @@
+// Package simple
+// @Link  https://github.com/bufanyun/hotgo
+// @Copyright  Copyright (c) 2024 HotGo CLI
+// @Author  Ms <133814250@qq.com>
+// @License  https://github.com/bufanyun/hotgo/blob/master/LICENSE
+package simple
+
+import (
+	"context"
+	"github.com/gogf/gf/v2/frame/g"
+)
+
+// AppName 应用名称
+func AppName(ctx context.Context) string {
+	return g.Cfg().MustGet(ctx, "system.appName", "hotgo").String()
+}
+
+// Debug debug
+func Debug(ctx context.Context) bool {
+	return g.Cfg().MustGet(ctx, "system.debug", true).Bool()
+}
+
+// IsDemo 是否为演示系统
+func IsDemo(ctx context.Context) bool {
+	return g.Cfg().MustGet(ctx, "system.isDemo", true).Bool()
+}
+
+// IsCluster 是否为集群部署
+func IsCluster(ctx context.Context) bool {
+	return g.Cfg().MustGet(ctx, "system.isCluster", true).Bool()
+}

server/utility/tree/tree_list.go

@@ -0,0 +1,32 @@
+// Package tree
+// @Link  https://github.com/bufanyun/hotgo
+// @Copyright  Copyright (c) 2024 HotGo CLI
+// @Author  Ms <133814250@qq.com>
+// @License  https://github.com/bufanyun/hotgo/blob/master/LICENSE
+package tree
+
+type Node interface {
+	ID() int64                   // 获取节点ID
+	PID() int64                  // 获取父级节点ID
+	SetChildren(children []Node) // 设置子节点数据
+}
+
+// ListToTree 根据上下级关系将列表数据转为树状数据
+func ListToTree(pid int64, nodes []Node) (list []Node, err error) {
+	for _, v := range nodes {
+		if v.PID() == pid {
+			item := v
+
+			// 递归添加子节点
+			child, err := ListToTree(v.ID(), nodes)
+			if err != nil {
+				return nil, err
+			}
+			if len(child) > 0 {
+				item.SetChildren(child)
+			}
+			list = append(list, item)
+		}
+	}
+	return
+}