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package system
import (
"errors"
"gin-vue-admin/global"
"gin-vue-admin/model/system"
"gorm.io/gorm"
)
type BaseMenuService struct {
}
//@author: [piexlmax](https://github.com/piexlmax)
//@function: DeleteBaseMenu
//@description: 删除基础路由
//@param: id float64
//@return: err error
func (baseMenuService *BaseMenuService) DeleteBaseMenu(id float64) (err error) {
err = global.GVA_DB.Preload("Parameters").Where("parent_id = ?", id).First(&system.SysBaseMenu{}).Error
if err != nil {
var menu system.SysBaseMenu
db := global.GVA_DB.Preload("SysAuthoritys").Where("id = ?", id).First(&menu).Delete(&menu)
err = global.GVA_DB.Delete(&system.SysBaseMenuParameter{}, "sys_base_menu_id = ?", id).Error
if len(menu.SysAuthoritys) > 0 {
err = global.GVA_DB.Model(&menu).Association("SysAuthoritys").Delete(&menu.SysAuthoritys)
} else {
err = db.Error
}
} else {
return errors.New("此菜单存在子菜单不可删除")
}
return err
}
//@author: [piexlmax](https://github.com/piexlmax)
//@function: UpdateBaseMenu
//@description: 更新路由
//@param: menu model.SysBaseMenu
//@return: err error
func (baseMenuService *BaseMenuService) UpdateBaseMenu(menu system.SysBaseMenu) (err error) {
var oldMenu system.SysBaseMenu
upDateMap := make(map[string]interface{})
upDateMap["keep_alive"] = menu.KeepAlive
upDateMap["close_tab"] = menu.CloseTab
upDateMap["default_menu"] = menu.DefaultMenu
upDateMap["parent_id"] = menu.ParentId
upDateMap["path"] = menu.Path
upDateMap["name"] = menu.Name
upDateMap["hidden"] = menu.Hidden
upDateMap["component"] = menu.Component
upDateMap["title"] = menu.Title
upDateMap["icon"] = menu.Icon
upDateMap["sort"] = menu.Sort
err = global.GVA_DB.Transaction(func(tx *gorm.DB) error {
db := tx.Where("id = ?", menu.ID).Find(&oldMenu)
if oldMenu.Name != menu.Name {
if !errors.Is(tx.Where("id <> ? AND name = ?", menu.ID, menu.Name).First(&system.SysBaseMenu{}).Error, gorm.ErrRecordNotFound) {
global.GVA_LOG.Debug("存在相同name修改失败")
return errors.New("存在相同name修改失败")
}
}
txErr := tx.Unscoped().Delete(&system.SysBaseMenuParameter{}, "sys_base_menu_id = ?", menu.ID).Error
if txErr != nil {
global.GVA_LOG.Debug(txErr.Error())
return txErr
}
if len(menu.Parameters) > 0 {
for k := range menu.Parameters {
menu.Parameters[k].SysBaseMenuID = menu.ID
}
txErr = tx.Create(&menu.Parameters).Error
if txErr != nil {
global.GVA_LOG.Debug(txErr.Error())
return txErr
}
}
txErr = db.Updates(upDateMap).Error
if txErr != nil {
global.GVA_LOG.Debug(txErr.Error())
return txErr
}
return nil
})
return err
}
//@author: [piexlmax](https://github.com/piexlmax)
//@function: GetBaseMenuById
//@description: 返回当前选中menu
//@param: id float64
//@return: err error, menu model.SysBaseMenu
func (baseMenuService *BaseMenuService) GetBaseMenuById(id float64) (err error, menu system.SysBaseMenu) {
err = global.GVA_DB.Preload("Parameters").Where("id = ?", id).First(&menu).Error
return
}