新增后台管理

app/main/api/internal/logic/admin_menu/createmenulogic.go

@@ -0,0 +1,97 @@
+package admin_menu
+
+import (
+	"context"
+	"database/sql"
+	"encoding/json"
+	"time"
+
+	"tydata-server/app/main/api/internal/svc"
+	"tydata-server/app/main/api/internal/types"
+	"tydata-server/app/main/model"
+	"tydata-server/common/xerr"
+
+	"github.com/pkg/errors"
+	"github.com/zeromicro/go-zero/core/logx"
+)
+
+type CreateMenuLogic struct {
+	logx.Logger
+	ctx    context.Context
+	svcCtx *svc.ServiceContext
+}
+
+func NewCreateMenuLogic(ctx context.Context, svcCtx *svc.ServiceContext) *CreateMenuLogic {
+	return &CreateMenuLogic{
+		Logger: logx.WithContext(ctx),
+		ctx:    ctx,
+		svcCtx: svcCtx,
+	}
+}
+
+func (l *CreateMenuLogic) CreateMenu(req *types.CreateMenuReq) (resp *types.CreateMenuResp, err error) {
+	// 1. 参数验证
+	if req.Name == "" {
+		return nil, errors.Wrapf(xerr.NewErrMsg("菜单名称不能为空"), "菜单名称不能为空")
+	}
+	if req.Type == "menu" && req.Component == "" {
+		return nil, errors.Wrapf(xerr.NewErrMsg("组件路径不能为空"), "组件路径不能为空")
+	}
+
+	// 2. 检查名称和路径是否重复
+	exists, err := l.svcCtx.AdminMenuModel.FindOneByNamePath(l.ctx, req.Name, req.Path)
+	if err != nil && !errors.Is(err, model.ErrNotFound) {
+		return nil, errors.Wrapf(xerr.NewErrCode(xerr.DB_ERROR), "查询菜单失败, err: %v", err)
+	}
+	if exists != nil {
+		return nil, errors.Wrapf(xerr.NewErrMsg("菜单名称或路径已存在"), "菜单名称或路径已存在")
+	}
+
+	// 3. 检查父菜单是否存在（如果不是根菜单）
+	if req.Pid > 0 {
+		parentMenu, err := l.svcCtx.AdminMenuModel.FindOne(l.ctx, req.Pid)
+		if err != nil {
+			return nil, errors.Wrapf(xerr.NewErrCode(xerr.DB_ERROR), "查询父菜单失败, id: %d, err: %v", req.Pid, err)
+		}
+		if parentMenu == nil {
+			return nil, errors.Wrapf(xerr.NewErrCode(xerr.DB_ERROR), "父菜单不存在, id: %d", req.Pid)
+		}
+	}
+
+	// 4. 将类型标签转换为值
+	typeValue, err := l.svcCtx.DictService.GetDictValue(l.ctx, "admin_menu_type", req.Type)
+	if err != nil {
+		return nil, errors.Wrapf(xerr.NewErrCode(xerr.DB_ERROR), "菜单类型无效: %v", err)
+	}
+
+	// 5. 创建菜单记录
+	menu := &model.AdminMenu{
+		Pid:        req.Pid,
+		Name:       req.Name,
+		Path:       req.Path,
+		Component:  req.Component,
+		Redirect:   sql.NullString{String: req.Redirect, Valid: req.Redirect != ""},
+		Status:     req.Status,
+		Type:       typeValue,
+		Sort:       req.Sort,
+		CreateTime: time.Now(),
+		UpdateTime: time.Now(),
+	}
+
+	// 将Meta转换为JSON字符串
+	metaJson, err := json.Marshal(req.Meta)
+	if err != nil {
+		return nil, errors.Wrapf(xerr.NewErrCode(xerr.DB_ERROR), "Meta数据格式错误: %v", err)
+	}
+	menu.Meta = string(metaJson)
+
+	// 6. 保存到数据库
+	_, err = l.svcCtx.AdminMenuModel.Insert(l.ctx, nil, menu)
+	if err != nil {
+		return nil, errors.Wrapf(xerr.NewErrCode(xerr.DB_ERROR), "创建菜单失败, err: %v", err)
+	}
+
+	return &types.CreateMenuResp{
+		Id: menu.Id,
+	}, nil
+}