Golang示例(beego)

Golang动态生成初始化数据（Beego框架）

对应控制器 controllers/IndexController.go

  1. package controllers
  3. import (
  4.     "BeegoAdmin/models"
  5.     "github.com/astaxie/beego"
  6. )
  8. type IndexController struct {
  9.     beego.Controller
  10. }
  12. // 初始化后台框架接口
  13. func (c *IndexController) SystemInit() {
  14.     systemInit := new(models.SystemMenu).GetSystemInit()
  15.     c.Data["json"] = systemInit
  16.     c.ServeJSON()
  17. }

对应Model models/SystemMenu.go

  1. package models
  3. import (
  4.     "github.com/astaxie/beego/orm"
  5.     "time"
  6. )
  8. // 菜单
  9. type SystemMenu struct {
  10.     Id       int       `json:"id"`
  11.     Pid      int       `json:"pid"`
  12.     Title    string    `json:"title"`
  13.     Icon     string    `json:"icon"`
  14.     Href     string    `json:"href"`
  15.     Sort     string    `json:"sort"`
  16.     Target   string    `json:"target"`
  17.     Remark   string    `json:"remark"`
  18.     Status   int       `json:"status"`
  19.     CreateAt time.Time `json:"create_at";orm:"auto_now;type(datetime)"`
  20. }
  22. func (m *SystemMenu) TableName() string {
  23.     return TableName("system_menu")
  24. }
  26. // 初始化结构体
  27. type SystemInit struct {
  28.     HomeInfo struct {
  29.         Title string `json:"title"`
  30.         Href  string `json:"href"`
  31.     } `json:"homeInfo"`
  32.     LogoInfo struct {
  33.         Title string `json:"title"`
  34.         Image string `json:"image"`
  35.     } `json:"logoInfo"`
  36.     MenuInfo []*MenuTreeList `json:"menuInfo"`
  37. }
  39. // 菜单结构体
  40. type MenuTreeList struct {
  41.     Id     int             `json:"id"`
  42.     Pid    int             `json:"pid"`
  43.     Title  string          `json:"title"`
  44.     Icon   string          `json:"icon"`
  45.     Href   string          `json:"href"`
  46.     Target string          `json:"target"`
  47.     Remark string          `json:"remark"`
  48.     Child  []*MenuTreeList `json:"child"`
  49. }
  51. // 获取初始化数据
  52. func (m *SystemMenu) GetSystemInit() SystemInit {
  53.     var systemInit SystemInit
  55.     // 首页
  56.     systemInit.HomeInfo.Title = "首页"
  57.     systemInit.HomeInfo.Href = "page/welcome-1.html?t=1"
  59.     // logo
  60.     systemInit.LogoInfo.Title = "LAYUI MINI"
  61.     systemInit.LogoInfo.Image = "images/logo.png"
  63.     // 菜单
  64.     systemInit.MenuInfo = m.GetMenuList()
  66.     return systemInit
  67. }
  69. // 获取菜单列表
  70. func (m *SystemMenu) GetMenuList() []*MenuTreeList {
  71.     o := orm.NewOrm()
  72.     var menuList []SystemMenu
  73.     _, _ = o.QueryTable(m.TableName()).Filter("status",1).OrderBy("-sort").All(&menuList)
  74.     return m.buildMenuChild(0, menuList)
  75. }
  77. //递归获取子菜单
  78. func (m *SystemMenu) buildMenuChild(pid int, menuList []SystemMenu) []*MenuTreeList {
  79.     var treeList []*MenuTreeList
  80.     for _, v := range menuList {
  81.         if pid == v.Pid {
  82.             node := &MenuTreeList{
  83.                 Id:     v.Id,
  84.                 Title:  v.Title,
  85.                 Icon:   v.Icon,
  86.                 Href:   v.Href,
  87.                 Target: v.Target,
  88.                 Pid:    v.Pid,
  89.             }
  90.             child := v.buildMenuChild(v.Id, menuList)
  91.             if len(child) != 0 {
  92.                 node.Child = child
  93.             }
  94.             // todo 后续此处加上用户的权限判断
  95.             treeList = append(treeList, node)
  96.         }
  97.     }
  98.     return treeList
  99. }

© zhongshaofa all right reserved，powered by Gitbook文件修订时间： 2021-04-06 22:10:57

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